BGP Update Report
BGP Update Report Interval: 01-Oct-15 -to- 08-Oct-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS45025 598385 11.4% 31493.9 -- EDN-AS Online Technologies LTD,UA 2 - AS22561 243061 4.6%1473.1 -- CENTURYLINK-LEGACY-LIGHTCORE - CenturyTel Internet Holdings, Inc.,US 3 - AS9829 191344 3.6% 144.6 -- BSNL-NIB National Internet Backbone,IN 4 - AS22059 141663 2.7% 47221.0 -- -Reserved AS-,ZZ 5 - AS21669 141179 2.7% 70589.5 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 6 - AS370968658 1.3%2542.9 -- NET-CITY-SA - City of San Antonio,US 7 - AS800166845 1.3% 412.6 -- NET-ACCESS-CORP - Net Access Corporation,US 8 - AS12880 61034 1.2% 290.6 -- DCI-AS Information Technology Company (ITC),IR 9 - AS975253509 1.0%6688.6 -- FKNET-IN Flipkart Internet Pvt Ltd,IN 10 - AS22047 51292 1.0% 10.5 -- VTR BANDA ANCHA S.A.,CL 11 - AS48159 47656 0.9% 134.2 -- TIC-AS Telecommunication Infrastructure Company,IR 12 - AS262401 45573 0.9% 893.6 -- GSTN DO BRASIL LTDA,BR 13 - AS17974 42011 0.8% 368.5 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 14 - AS44244 41627 0.8% 396.4 -- IRANCELL-AS Iran Cell Service and Communication Company,IR 15 - AS59587 36313 0.7% 390.5 -- PJSCFARSTELECOMMUNICATIONCOMPANY PJSC "Fars Telecommunication Company",IR 16 - AS30295 31924 0.6% 10641.3 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 17 - AS38447 27946 0.5% 27946.0 -- CBL-AS-AP CBL Group Content Service Provider AS for AP,AU 18 - AS56636 27759 0.5% 27759.0 -- ASVEDARU VEDA Ltd.,RU 19 - AS29256 27045 0.5% 281.7 -- INT-PDN-STE-AS Syrian Telecom,SY 20 - AS614719833 0.4% 37.3 -- Telefonica del Peru S.A.A.,PE TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS21669 141179 2.7% 70589.5 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - AS22059 141663 2.7% 47221.0 -- -Reserved AS-,ZZ 3 - AS45025 598385 11.4% 31493.9 -- EDN-AS Online Technologies LTD,UA 4 - AS38447 27946 0.5% 27946.0 -- CBL-AS-AP CBL Group Content Service Provider AS for AP,AU 5 - AS56636 27759 0.5% 27759.0 -- ASVEDARU VEDA Ltd.,RU 6 - AS200671 18086 0.3% 18086.0 -- SKOK-JAWORZNO SKOK Jaworzno,PL 7 - AS30295 31924 0.6% 10641.3 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 8 - AS375908228 0.2%8228.0 -- BCA-ASN,AO 9 - AS404937884 0.1%7884.0 -- FACILITYSOURCEINC - FacilitySource,US 10 - AS3708 7035 0.1%7035.0 -- -Reserved AS-,ZZ 11 - AS975253509 1.0%6688.6 -- FKNET-IN Flipkart Internet Pvt Ltd,IN 12 - AS13737 12616 0.2%6308.0 -- RIVERFRONT - Riverfront Communications LLC,US 13 - AS370968658 1.3%2542.9 -- NET-CITY-SA - City of San Antonio,US 14 - AS453496159 0.1%2053.0 -- TFL-AS-AP Telecom Fiji Ltd,FJ 15 - AS380004074 0.1%2037.0 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 16 - AS350933910 0.1%1955.0 -- RO-HTPASSPORT High Tech Passport Ltd SUA California San Jose SUCURSALA BUCURESTI ROMANIA,RO 17 - AS293501882 0.0%1882.0 -- IRPOST-QOM Iran Post Company,IR 18 - AS1323781573 0.0%1573.0 -- MERINO-IN 44KM Stone, Delhi-Rohtak Road,IN 19 - AS22561 243061 4.6%1473.1 -- CENTURYLINK-LEGACY-LIGHTCORE - CenturyTel Internet Holdings, Inc.,US 20 - AS639962641 0.1%1320.5 -- MNL-AS-AP Neamul Haque Khan t/a Mazeda Networks Limited,BD TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 151.0.32.0/21598160 11.0% AS45025 -- EDN-AS Online Technologies LTD,UA 2 - 162.104.200.0/24 235320 4.3% AS22561 -- CENTURYLINK-LEGACY-LIGHTCORE - CenturyTel Internet Holdings, Inc.,US 3 - 209.212.8.0/24 141177 2.6% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 4 - 76.191.107.0/24 71052 1.3% AS22059 -- -Reserved AS-,ZZ 5 - 64.34.125.0/2470610 1.3% AS22059 -- -Reserved AS-,ZZ 6 - 192.135.223.0/24 65021 1.2% AS8001 -- NET-ACCESS-CORP - Net Access Corporation,US 7 - 180.243.46.0/24 38752 0.7% AS17974 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 8 - 203.84.132.0/24 27946 0.5% AS38447 -- CBL-AS-AP CBL Group Content Service Provider AS for AP,AU 9 - 195.128.159.0/24 27759 0.5% AS56636 -- ASVEDARU VEDA Ltd.,RU 10 - 177.36.132.0/24 22512 0.4% AS262401 -- GSTN DO BRASIL LTDA,BR 11 - 177.36.146.0/24 22083 0.4% AS262401 -- GSTN DO BRASIL LTDA,BR 12 - 155.133.79.0/24 18086 0.3% AS200671 --
The Cidr Report
This report has been generated at Fri Oct 9 21:14:52 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
02-10-15574326 311986
03-10-15574303 312123
04-10-15574361 312069
05-10-15574339 311728
06-10-15573887 312003
07-10-15574393 312333
08-10-15574867 312486
09-10-15574602 312689
AS Summary
51976 Number of ASes in routing system
20601 Number of ASes announcing only one prefix
5610 Largest number of prefixes announced by an AS
AS4538 : ERX-CERNET-BKB China Education and Research Network
Center,CN
121035520 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 09Oct15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 574583 312675 26190845.6% All ASes
AS22773 3197 176 302194.5% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS4538 5610 2810 280049.9% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS17974 2699 91 260896.6% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2474 21 245399.2% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS7545 2995 557 243881.4% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS6389 2685 490 219581.8% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS9394 2100 206 189490.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS3356 2535 778 175769.3% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 3010 1276 173457.6% KIXS-AS-KR Korea Telecom,KR
AS28573 1982 301 168184.8% NET Serviços de Comunicação
S.A.,BR
AS9808 1644 102 154293.8% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1738 244 149486.0% ITCDELTA - Earthlink, Inc.,US
AS4755 2057 569 148872.3% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS20115 1891 410 148178.3% CHARTER-NET-HKY-NC - Charter
Communications,US
AS10620 3387 1983 140441.5% Telmex Colombia S.A.,CO
AS9498 1396 130 126690.7% BBIL-AP BHARTI Airtel Ltd.,IN
AS7552 1437 210 122785.4% VIETEL-AS-AP Viettel
Corporation,VN
AS4323 1588 406 118274.4% TWTC - tw telecom holdings,
inc.,US
AS18566 2205 1025 118053.5% MEGAPATH5-US - MegaPath
Corporation,US
AS38285 1170 18 115298.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS8402 1163 22 114198.1% CORBINA-AS OJSC "Vimpelcom",RU
AS22561 1274 219 105582.8% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS4812 1575 526 104966.6% CHINANET-SH-AP China Telecom
(Group),CN
AS7303 1572 524 104866.7% Telecom Argentina S.A.,AR
AS4808 1539 520 101966.2% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS38197 1459 443 101669.6% SUNHK-DATA-AS-AP Sun Network
(Hong Kong) Limited,HK
The Cidr Report
This report has been generated at Fri Oct 2 21:14:51 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
25-09-15572863 311292
26-09-15573021 311795
27-09-15573336 311530
28-09-15573253 311624
29-09-15573352 311897
30-09-15573520 312308
01-10-15574116 312199
02-10-15574326 312011
AS Summary
51892 Number of ASes in routing system
20564 Number of ASes announcing only one prefix
5608 Largest number of prefixes announced by an AS
AS4538 : ERX-CERNET-BKB China Education and Research Network
Center,CN
121035520 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 02Oct15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 573946 312008 26193845.6% All ASes
AS22773 3193 174 301994.6% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS4538 5608 2809 279949.9% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS17974 2710 90 262096.7% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2474 21 245399.2% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS7545 2958 646 231278.2% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS6389 2686 478 220882.2% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS9394 2100 206 189490.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS28573 2109 301 180885.7% NET Serviços de Comunicação
S.A.,BR
AS3356 2520 764 175669.7% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 3013 1277 173657.6% KIXS-AS-KR Korea Telecom,KR
AS9808 1618 92 152694.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1738 244 149486.0% ITCDELTA - Earthlink, Inc.,US
AS4755 2049 567 148272.3% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS20115 1889 408 148178.4% CHARTER-NET-HKY-NC - Charter
Communications,US
AS10620 3394 1998 139641.1% Telmex Colombia S.A.,CO
AS9498 1391 118 127391.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1590 407 118374.4% TWTC - tw telecom holdings,
inc.,US
AS38285 1170 18 115298.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18566 2176 1027 114952.8% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1441 341 110076.3% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1279 219 106082.9% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS8402 1079 21 105898.1% CORBINA-AS OJSC "Vimpelcom",RU
AS4812 1575 526 104966.6% CHINANET-SH-AP China Telecom
(Group),CN
AS7303 1572 524 104866.7% Telecom Argentina S.A.,AR
AS4808 1540 521 101966.2% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS38197 1460 467 99368.0% SUNHK-DATA-AS-AP Sun Network
(Hong Kong) Limited,HK
BGP Update Report
BGP Update Report Interval: 24-Sep-15 -to- 01-Oct-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 156822 3.7% 115.6 -- BSNL-NIB National Internet Backbone,IN 2 - AS21669 114121 2.7% 12680.1 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 3 - AS22059 107173 2.5% 53586.5 -- -Reserved AS-,ZZ 4 - AS691765668 1.6%4690.6 -- MULTEXSYS - Multex Systems, Inc.,US 5 - AS370961744 1.5%2286.8 -- NET-CITY-SA - City of San Antonio,US 6 - AS325545047 1.1% 221.9 -- UARNET-AS State Enterprise Scientific and Telecommunication Centre "Ukrainian Academic and Research Network" of the Institute for Condensed Matter Physics of the National Academy of Science of Ukraine (UARNet),UA 7 - AS28024 38170 0.9% 24.3 -- Nuevatel PCS de Bolivia S.A.,BO 8 - AS800136676 0.9% 225.0 -- NET-ACCESS-CORP - Net Access Corporation,US 9 - AS48159 33454 0.8% 95.0 -- TIC-AS Telecommunication Infrastructure Company,IR 10 - AS30295 32802 0.8% 10934.0 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 11 - AS14522 32330 0.8% 55.9 -- Satnet,EC 12 - AS44244 28942 0.7% 275.6 -- IRANCELL-AS Iran Cell Service and Communication Company,IR 13 - AS131090 28808 0.7% 104.4 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 14 - AS38447 27363 0.7% 27363.0 -- CBL-AS-AP CBL Group Content Service Provider AS for AP,AU 15 - AS840226888 0.6% 79.6 -- CORBINA-AS OJSC "Vimpelcom",RU 16 - AS56636 26675 0.6% 26675.0 -- ASVEDARU VEDA Ltd.,RU 17 - AS45025 25292 0.6%6323.0 -- EDN-AS Online Technologies LTD,UA 18 - AS197495 24137 0.6% 24137.0 -- LARSENDATA Larsen Data ApS,DK 19 - AS62823 21800 0.5% 96.5 -- CHOICEPR-1 - Puerto Rico Cable Acquisition Company Inc.,PR 20 - AS919820143 0.5% 23.4 -- KAZTELECOM-AS JSC Kazakhtelecom,KZ TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS22059 107173 2.5% 53586.5 -- -Reserved AS-,ZZ 2 - AS38447 27363 0.7% 27363.0 -- CBL-AS-AP CBL Group Content Service Provider AS for AP,AU 3 - AS56636 26675 0.6% 26675.0 -- ASVEDARU VEDA Ltd.,RU 4 - AS197495 24137 0.6% 24137.0 -- LARSENDATA Larsen Data ApS,DK 5 - AS200671 18547 0.4% 18547.0 -- SKOK-JAWORZNO SKOK Jaworzno,PL 6 - AS21669 114121 2.7% 12680.1 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 7 - AS30295 32802 0.8% 10934.0 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 8 - AS133722 18081 0.4%9040.5 -- MCARBON-AS mCarbon Tech Innovation Private Limited,IN 9 - AS375908622 0.2%8622.0 -- BCA-ASN,AO 10 - AS404937775 0.2%7775.0 -- FACILITYSOURCEINC - FacilitySource,US 11 - AS3708 7202 0.2%7202.0 -- -Reserved AS-,ZZ 12 - AS45025 25292 0.6%6323.0 -- EDN-AS Online Technologies LTD,UA 13 - AS691765668 1.6%4690.6 -- MULTEXSYS - Multex Systems, Inc.,US 14 - AS1999413223 0.1%3223.0 -- EASYCONN-AS EasyConn SRL,IT 15 - AS370961744 1.5%2286.8 -- NET-CITY-SA - City of San Antonio,US 16 - AS1988731958 0.1%1958.0 -- SOGLASIE OOO "SK "Soglasie",RU 17 - AS13737 13329 0.3%1666.1 -- RIVERFRONT - Riverfront Communications LLC,US 18 - AS350934141 0.1%1380.3 -- RO-HTPASSPORT High Tech Passport Ltd SUA California San Jose SUCURSALA BUCURESTI ROMANIA,RO 19 - AS1329865506 0.1%1376.5 -- DDCPL-AS Digital Dreams Consulting Pvt Ltd,IN 20 - AS607282749 0.1%1374.5 -- FINK Andreas Fink,CH TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 209.212.8.0/24 114103 2.6% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - 64.34.125.0/2453646 1.2% AS22059 -- -Reserved AS-,ZZ 3 - 76.191.107.0/24 53527 1.2% AS22059 -- -Reserved AS-,ZZ 4 - 192.135.223.0/24 36239 0.8% AS8001 -- NET-ACCESS-CORP - Net Access Corporation,US 5 - 61.7.155.0/24 27970 0.6% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 6 - 203.84.132.0/24 27363 0.6% AS38447 -- CBL-AS-AP CBL Group Content Service Provider AS for AP,AU 7 - 195.128.159.0/24 26675 0.6% AS56636 -- ASVEDARU VEDA Ltd.,RU 8 - 151.0.32.0/21 24804 0.6% AS45025 -- EDN-AS Online Technologies LTD,UA 9 - 185.10.10.0/2424137 0.6% AS197495 -- LARSENDATA Larsen Data ApS,DK 10 - 155.133.79.0/24 18547 0.4% AS200671 -- SKOK-JAWORZNO SKOK Jaworzno,PL 11 - 216.150.230.0/24 13227 0.3% AS13737 -- RIVERFRONT - Riverfront
BGP Update Report
BGP Update Report Interval: 17-Sep-15 -to- 24-Sep-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 174784 3.8% 121.8 -- BSNL-NIB National Internet Backbone,IN 2 - AS21669 119501 2.6% 29875.2 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 3 - AS22059 100596 2.2% 50298.0 -- -Reserved AS-,ZZ 4 - AS691788950 2.0%6353.6 -- MULTEXSYS - Multex Systems, Inc.,US 5 - AS45528 80512 1.8% 131.6 -- TDN Tikona Digital Networks Pvt Ltd.,IN 6 - AS24378 75945 1.7% 274.2 -- ENGTAC-AS-TH-AP Total Access Communication PLC.,TH 7 - AS133722 63991 1.4% 31995.5 -- MCARBON-AS mCarbon Tech Innovation Private Limited,IN 8 - AS370961341 1.4%2271.9 -- NET-CITY-SA - City of San Antonio,US 9 - AS477141839 0.9% 820.4 -- SPARKNZ Spark New Zealand Trading Ltd.,NZ 10 - AS30295 33530 0.7% 11176.7 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 11 - AS800131965 0.7%2131.0 -- NET-ACCESS-CORP - Net Access Corporation,US 12 - AS131090 30445 0.7% 982.1 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 13 - AS56636 27932 0.6% 27932.0 -- ASVEDARU VEDA Ltd.,RU 14 - AS919826761 0.6% 32.2 -- KAZTELECOM-AS JSC Kazakhtelecom,KZ 15 - AS28287 26118 0.6% 669.7 -- Acer Telecomunicações ltda,BR 16 - AS840225211 0.6% 97.7 -- CORBINA-AS OJSC "Vimpelcom",RU 17 - AS381623605 0.5% 52.8 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 18 - AS16509 23515 0.5% 196.0 -- AMAZON-02 - Amazon.com, Inc.,US 19 - AS538423512 0.5% 179.5 -- EMIRATES-INTERNET Emirates Telecommunications Corporation,AE 20 - AS269720217 0.4% 153.2 -- ERX-ERNET-AS Education and Research Network,IN TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS22059 100596 2.2% 50298.0 -- -Reserved AS-,ZZ 2 - AS133722 63991 1.4% 31995.5 -- MCARBON-AS mCarbon Tech Innovation Private Limited,IN 3 - AS21669 119501 2.6% 29875.2 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 4 - AS56636 27932 0.6% 27932.0 -- ASVEDARU VEDA Ltd.,RU 5 - AS200671 18462 0.4% 18462.0 -- SKOK-JAWORZNO SKOK Jaworzno,PL 6 - AS13737 13563 0.3% 13563.0 -- RIVERFRONT - Riverfront Communications LLC,US 7 - AS134438 11488 0.2% 11488.0 -- AIRAAIFUL-AS-AP Aira & Aiful Public Company Limited,TH 8 - AS30295 33530 0.7% 11176.7 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 9 - AS288142 0.2%8142.0 -- PIRUM-AS Pirum Systems Limited,GB 10 - AS404938085 0.2%8085.0 -- FACILITYSOURCEINC - FacilitySource,US 11 - AS375907649 0.2%7649.0 -- BCA-ASN,AO 12 - AS3708 6625 0.1%6625.0 -- -Reserved AS-,ZZ 13 - AS691788950 2.0%6353.6 -- MULTEXSYS - Multex Systems, Inc.,US 14 - AS384476306 0.1%6306.0 -- CBL-AS-AP CBL Group Content Service Provider AS for AP,AU 15 - AS374739128 0.2%4564.0 -- TELESOM,SO 16 - AS1993673109 0.1%3109.0 -- AS_GBP Globe Business Publishing Limited,GB 17 - AS350934548 0.1%2274.0 -- RO-HTPASSPORT High Tech Passport Ltd SUA California San Jose SUCURSALA BUCURESTI ROMANIA,RO 18 - AS370961341 1.4%2271.9 -- NET-CITY-SA - City of San Antonio,US 19 - AS800131965 0.7%2131.0 -- NET-ACCESS-CORP - Net Access Corporation,US 20 - AS130928122 0.2%2030.5 -- UB-AS Akademska mreza Republike Srbije - AMRES,RS TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 209.212.8.0/24 119484 2.5% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - 76.191.107.0/24 50369 1.1% AS22059 -- -Reserved AS-,ZZ 3 - 64.34.125.0/2450227 1.1% AS22059 -- -Reserved AS-,ZZ 4 - 103.49.244.0/24 32105 0.7% AS133722 -- MCARBON-AS mCarbon Tech Innovation Private Limited,IN 5 - 192.135.223.0/24 31951 0.7% AS8001 -- NET-ACCESS-CORP - Net Access Corporation,US 6 - 103.49.245.0/24 31886 0.7% AS133722 -- MCARBON-AS mCarbon Tech Innovation Private Limited,IN 7 - 61.7.155.0/24 30210 0.6% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 8 - 195.128.159.0/24 27932 0.6% AS56636 -- ASVEDARU VEDA Ltd.,RU 9 - 155.133.79.0/24 18462 0.4% AS200671 -- SKOK-JAWORZNO SKOK Jaworzno,PL 10 - 191.241.243.0/24 17971 0.4% AS28669 -- America-NET Ltda.,BR 11 - 216.150.230.0/24 13563 0.3% AS13737 -- RIVERFRONT - Riverfront Communications LLC,US 12 - 193.151.109.0/24 12377 0.3% AS31480 -- GLOBAL-TS-AS Global Telesystems
The Cidr Report
This report has been generated at Fri Sep 25 21:15:27 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
18-09-15571458 309706
19-09-15572359 309818
20-09-15572139 310001
21-09-15572363 310386
22-09-15572532 30
23-09-15572813 311028
24-09-15572876 310926
25-09-15572863 310891
AS Summary
51813 Number of ASes in routing system
20531 Number of ASes announcing only one prefix
5608 Largest number of prefixes announced by an AS
AS4538 : ERX-CERNET-BKB China Education and Research Network
Center,CN
121035264 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 25Sep15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 572634 310900 26173445.7% All ASes
AS22773 3195 174 302194.6% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS4538 5608 2808 280049.9% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS17974 2710 90 262096.7% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2474 21 245399.2% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS7545 2942 649 229377.9% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS6389 2686 478 220882.2% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS9394 2100 206 189490.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS28573 2185 306 187986.0% NET Serviços de Comunicação
S.A.,BR
AS3356 2530 770 176069.6% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 3012 1279 173357.5% KIXS-AS-KR Korea Telecom,KR
AS10620 3382 1658 172451.0% Telmex Colombia S.A.,CO
AS9808 1613 89 152494.5% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1738 245 149385.9% ITCDELTA - Earthlink, Inc.,US
AS4755 2047 561 148672.6% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS20115 1887 406 148178.5% CHARTER-NET-HKY-NC - Charter
Communications,US
AS9498 1390 118 127291.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1591 406 118574.5% TWTC - tw telecom holdings,
inc.,US
AS18566 2168 1010 115853.4% MEGAPATH5-US - MegaPath
Corporation,US
AS38285 1170 18 115298.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS7552 1447 357 109075.3% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1284 215 106983.3% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS4812 1575 526 104966.6% CHINANET-SH-AP China Telecom
(Group),CN
AS7303 1566 529 103766.2% Telecom Argentina S.A.,AR
AS8402 1056 21 103598.0% CORBINA-AS OJSC "Vimpelcom",RU
AS4808 1536 517 101966.3% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS38197 1461 465 99668.2% SUNHK-DATA-AS-AP Sun Network
(Hong Kong) Limited,HK
The Cidr Report
This report has been generated at Fri Sep 18 21:14:54 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
11-09-15571301 310385
12-09-15571748 310189
13-09-15571349 309492
14-09-15571125 309862
15-09-15570953 310306
16-09-15571039 310278
17-09-15571575 309661
18-09-15571458 309739
AS Summary
51736 Number of ASes in routing system
20513 Number of ASes announcing only one prefix
5604 Largest number of prefixes announced by an AS
AS4538 : ERX-CERNET-BKB China Education and Research Network
Center,CN
121035264 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 18Sep15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 572276 309636 26264045.9% All ASes
AS22773 3189 174 301594.5% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS4538 5604 2807 279749.9% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS17974 2708 90 261896.7% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2474 14 246099.4% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS7545 2941 641 230078.2% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS6389 2695 483 221282.1% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS28573 2261 305 195686.5% NET Serviços de Comunicação
S.A.,BR
AS9394 2102 207 189590.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS3356 2538 749 178970.5% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 3005 1276 172957.5% KIXS-AS-KR Korea Telecom,KR
AS10620 3372 1648 172451.1% Telmex Colombia S.A.,CO
AS9808 1601 81 152094.9% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS4755 2045 546 149973.3% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS6983 1736 245 149185.9% ITCDELTA - Earthlink, Inc.,US
AS20115 1882 410 147278.2% CHARTER-NET-HKY-NC - Charter
Communications,US
AS9498 1386 118 126891.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2169 975 119455.0% MEGAPATH5-US - MegaPath
Corporation,US
AS4323 1591 406 118574.5% TWTC - tw telecom holdings,
inc.,US
AS38285 1170 18 115298.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS22561 1373 267 110680.6% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7552 1414 341 107375.9% VIETEL-AS-AP Viettel
Corporation,VN
AS4812 1575 524 105166.7% CHINANET-SH-AP China Telecom
(Group),CN
AS7303 1562 520 104266.7% Telecom Argentina S.A.,AR
AS4808 1544 515 102966.6% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS8151 1840 818 102255.5% Uninet S.A. de C.V.,MX
AS38197 1451 437 101469.9% SUNHK-DATA-AS-AP Sun Network
(Hong Kong) Limited,HK
AS8402
BGP Update Report
BGP Update Report Interval: 10-Sep-15 -to- 17-Sep-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 180449 3.6% 124.7 -- BSNL-NIB National Internet Backbone,IN 2 - AS38197 150458 3.0% 103.8 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 3 - AS22059 118544 2.4% 29636.0 -- -Reserved AS-,ZZ 4 - AS21669 114859 2.3% 22971.8 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 5 - AS370961634 1.2%2282.7 -- NET-CITY-SA - City of San Antonio,US 6 - AS28 56212 1.1% 56212.0 -- PIRUM-AS Pirum Systems Limited,GB 7 - AS199367 44702 0.9% 44702.0 -- AS_GBP Globe Business Publishing Limited,GB 8 - AS37473 40953 0.8% 20476.5 -- TELESOM,SO 9 - AS131090 38159 0.8%2725.6 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 10 - AS134438 33134 0.7% 33134.0 -- AIRAAIFUL-AS-AP Aira & Aiful Public Company Limited,TH 11 - AS840232573 0.7% 29.4 -- CORBINA-AS OJSC "Vimpelcom",RU 12 - AS919831464 0.6% 38.4 -- KAZTELECOM-AS JSC Kazakhtelecom,KZ 13 - AS45899 31349 0.6% 48.5 -- VNPT-AS-VN VNPT Corp,VN 14 - AS30295 31282 0.6%7820.5 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 15 - AS12389 30637 0.6% 79.2 -- ROSTELECOM-AS PJSC Rostelecom,RU 16 - AS56636 28604 0.6% 28604.0 -- ASVEDARU VEDA Ltd.,RU 17 - AS800127375 0.5%1710.9 -- NET-ACCESS-CORP - Net Access Corporation,US 18 - AS10620 27251 0.5% 8.8 -- Telmex Colombia S.A.,CO 19 - AS815124232 0.5% 16.7 -- Uninet S.A. de C.V.,MX 20 - AS31148 24141 0.5% 22.8 -- FREENET-AS Freenet Ltd.,UA TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS28 56212 1.1% 56212.0 -- PIRUM-AS Pirum Systems Limited,GB 2 - AS199367 44702 0.9% 44702.0 -- AS_GBP Globe Business Publishing Limited,GB 3 - AS134438 33134 0.7% 33134.0 -- AIRAAIFUL-AS-AP Aira & Aiful Public Company Limited,TH 4 - AS22059 118544 2.4% 29636.0 -- -Reserved AS-,ZZ 5 - AS56636 28604 0.6% 28604.0 -- ASVEDARU VEDA Ltd.,RU 6 - AS21669 114859 2.3% 22971.8 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 7 - AS37473 40953 0.8% 20476.5 -- TELESOM,SO 8 - AS200671 18431 0.4% 18431.0 -- SKOK-JAWORZNO SKOK Jaworzno,PL 9 - AS476808945 0.2%8945.0 -- NHCS EOBO Ltd T/A BBnet,IE 10 - AS404937875 0.2%7875.0 -- FACILITYSOURCEINC - FacilitySource,US 11 - AS30295 31282 0.6%7820.5 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 12 - AS375907326 0.1%7326.0 -- BCA-ASN,AO 13 - AS57518 10423 0.2%5211.5 -- APOLLON-AS Apollon L.L.C.,RU 14 - AS242374848 0.1%4848.0 -- SIAM-CITY-CEMENT-PUBLIC-COMPANY-LIMITED Siam City Cement Public Company Limited (SCCC),TH 15 - AS25563 18134 0.4%4533.5 -- WEBLAND-AS Webland AG,CH 16 - AS380004136 0.1%4136.0 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 17 - AS172145993 0.1%2996.5 -- GUIDEWIRE - Guidewire Software, Inc.,US 18 - AS131090 38159 0.8%2725.6 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 19 - AS370961634 1.2%2282.7 -- NET-CITY-SA - City of San Antonio,US 20 - AS1311122256 0.0%2256.0 -- MMTC-AS-ID Sekolah Tinggi Multi Media "MMTC" Yogyakarta,ID TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 209.212.8.0/24 114835 2.2% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - 64.34.125.0/2459301 1.1% AS22059 -- -Reserved AS-,ZZ 3 - 76.191.107.0/24 59239 1.1% AS22059 -- -Reserved AS-,ZZ 4 - 185.38.132.0/24 56212 1.1% AS28 -- PIRUM-AS Pirum Systems Limited,GB 5 - 185.19.144.0/22 44702 0.9% AS199367 -- AS_GBP Globe Business Publishing Limited,GB 6 - 197.157.247.0/24 40932 0.8% AS37473 -- TELESOM,SO 7 - 61.7.155.0/24 38004 0.7% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 8 - 110.170.17.0/24 33134 0.6% AS134438 -- AIRAAIFUL-AS-AP Aira & Aiful Public Company Limited,TH 9 - 195.128.159.0/24 28604 0.6% AS56636 -- ASVEDARU VEDA Ltd.,RU 10 - 192.135.223.0/24 27357 0.5% AS8001 -- NET-ACCESS-CORP - Net Access Corporation,US 11 - 5.136.192.0/1820071 0.4% AS12389 -- ROSTELECOM-AS PJSC Rostelecom,RU 12 - 155.133.79.0/24 18431 0.3% AS200671 -- SKOK-JAWORZNO SKOK Jaworzno,PL 13 - 66.19.194.0/2413039 0.2% AS6316 -- AS-PAETEC-NET - PaeTec Communications, Inc.,US 14 - 199.60.236.0/24 11155 0.2% AS30295 --
The Cidr Report
This report has been generated at Fri Sep 11 21:14:56 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
04-09-15566067 307402
05-09-15566061 307392
06-09-15565794 307423
07-09-15566335 307606
08-09-15566475 307703
09-09-15565912 307968
10-09-15566536 310111
11-09-15571301 310413
AS Summary
51682 Number of ASes in routing system
20503 Number of ASes announcing only one prefix
5598 Largest number of prefixes announced by an AS
AS4538 : ERX-CERNET-BKB China Education and Research Network
Center,CN
120969728 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 11Sep15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 571610 310390 26122045.7% All ASes
AS22773 3181 174 300794.5% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS4538 5598 2804 279449.9% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS6389 2695 70 262597.4% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2710 90 262096.7% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2474 20 245499.2% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS7545 2930 636 229478.3% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS28573 2263 133 213094.1% NET Serviços de Comunicação
S.A.,BR
AS9394 2099 205 189490.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS4766 3004 1274 173057.6% KIXS-AS-KR Korea Telecom,KR
AS10620 3369 1647 172251.1% Telmex Colombia S.A.,CO
AS9808 1592 78 151495.1% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1739 247 149285.8% ITCDELTA - Earthlink, Inc.,US
AS4755 2042 559 148372.6% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS20115 1881 408 147378.3% CHARTER-NET-HKY-NC - Charter
Communications,US
AS3356 2547 1224 132351.9% LEVEL3 - Level 3
Communications, Inc.,US
AS9498 1387 119 126891.4% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2147 956 119155.5% MEGAPATH5-US - MegaPath
Corporation,US
AS4323 1589 405 118474.5% TWTC - tw telecom holdings,
inc.,US
AS4788 1220 69 115194.3% TMNET-AS-AP TM Net, Internet
Service Provider,MY
AS4812 1575 524 105166.7% CHINANET-SH-AP China Telecom
(Group),CN
AS7303 1563 522 104166.6% Telecom Argentina S.A.,AR
AS7552 1427 388 103972.8% VIETEL-AS-AP Viettel
Corporation,VN
AS4808 1544 512 103266.8% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS22561 1374 347 102774.7% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS8151 1839 814 102555.7% Uninet S.A. de C.V.,MX
AS8402 1011 24 98797.6% CORBINA-AS OJSC "Vimpelcom",RU
AS38197 1444 462 98268.0% SUNHK-DATA-AS-AP Sun Network
(Hong Kong)
The Cidr Report
This report has been generated at Fri Sep 4 21:14:47 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
28-08-15565765 306001
29-08-15565902 305994
30-08-15566011 305946
31-08-15565838 305759
01-09-15565663 305975
02-09-15565830 306333
03-09-15565947 306913
04-09-15566067 307642
AS Summary
51628 Number of ASes in routing system
20478 Number of ASes announcing only one prefix
3352 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120888576 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 04Sep15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 566191 307544 25864745.7% All ASes
AS22773 3176 171 300594.6% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2707 80 262797.0% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS6389 2695 69 262697.4% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS39891 2473 30 244398.8% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS7545 2912 647 226577.8% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS28573 2275 137 213894.0% NET Serviços de Comunicação
S.A.,BR
AS9394 2105 201 190490.5% CTTNET China TieTong
Telecommunications
Corporation,CN
AS4766 3000 1272 172857.6% KIXS-AS-KR Korea Telecom,KR
AS10620 3352 1630 172251.4% Telmex Colombia S.A.,CO
AS9808 1585 75 151095.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1739 247 149285.8% ITCDELTA - Earthlink, Inc.,US
AS4755 2042 561 148172.5% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS20115 1881 408 147378.3% CHARTER-NET-HKY-NC - Charter
Communications,US
AS3356 2541 1220 132152.0% LEVEL3 - Level 3
Communications, Inc.,US
AS9498 1386 120 126691.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2147 956 119155.5% MEGAPATH5-US - MegaPath
Corporation,US
AS4323 1588 405 118374.5% TWTC - tw telecom holdings,
inc.,US
AS6849 1210 74 113693.9% UKRTELNET JSC UKRTELECOM,UA
AS4788 1202 69 113394.3% TMNET-AS-AP TM Net, Internet
Service Provider,MY
AS6147 1404 278 112680.2% Telefonica del Peru S.A.A.,PE
AS7552 1423 382 104173.2% VIETEL-AS-AP Viettel
Corporation,VN
AS7303 1556 522 103466.5% Telecom Argentina S.A.,AR
AS4808 1546 513 103366.8% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS22561 1375 344 103175.0% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS26615 1098 153 94586.1% Tim Celular S.A.,BR
AS8402 965 24 94197.5% CORBINA-AS OJSC "Vimpelcom",RU
AS8151 1704 779 92554.3% Uninet S.A. de C.V.,MX
AS7738 996 77 91992.3% Telemar Norte Leste S.A.,BR
AS38285 982 133 84986.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS55430 876
BGP Update Report
BGP Update Report Interval: 27-Aug-15 -to- 03-Sep-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS22047 236563 5.5% 854.0 -- VTR BANDA ANCHA S.A.,CL 2 - AS9829 187555 4.4% 182.6 -- BSNL-NIB National Internet Backbone,IN 3 - AS22059 118656 2.8% 59328.0 -- -Reserved AS-,ZZ 4 - AS38197 86971 2.0% 62.3 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 5 - AS53271 76774 1.8%6979.5 -- PHENIXCITYCABLE - Phenix Cable,US 6 - AS370959647 1.4%2209.1 -- NET-CITY-SA - City of San Antonio,US 7 - AS150551748 1.2%6468.5 -- DNIC-AS-01505 - Headquarters, USAISC,US 8 - AS840247582 1.1% 73.8 -- CORBINA-AS OJSC "Vimpelcom",RU 9 - AS199367 46790 1.1% 46790.0 -- AS_GBP Globe Business Publishing Limited,GB 10 - AS800143042 1.0% 14347.3 -- NET-ACCESS-CORP - Net Access Corporation,US 11 - AS837637224 0.9% 152.6 -- Jordan Data Communications Company LLC,JO 12 - AS28 31626 0.7% 10542.0 -- PIRUM-AS Pirum Systems Limited,GB 13 - AS30295 31122 0.7%3890.2 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 14 - AS131090 30911 0.7%2207.9 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 15 - AS56636 30098 0.7% 30098.0 -- ASVEDARU VEDA Ltd.,RU 16 - AS25563 26268 0.6%8756.0 -- WEBLAND-AS Webland AG,CH 17 - AS815122990 0.5% 19.6 -- Uninet S.A. de C.V.,MX 18 - AS28573 22465 0.5% 21.1 -- NET Serviços de Comunicação S.A.,BR 19 - AS31549 19468 0.5% 91.4 -- RASANA Aria Shatel Company Ltd,IR 20 - AS13999 19020 0.5% 44.4 -- Mega Cable, S.A. de C.V.,MX TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS22059 118656 2.8% 59328.0 -- -Reserved AS-,ZZ 2 - AS199367 46790 1.1% 46790.0 -- AS_GBP Globe Business Publishing Limited,GB 3 - AS56636 30098 0.7% 30098.0 -- ASVEDARU VEDA Ltd.,RU 4 - AS200671 17285 0.4% 17285.0 -- SKOK-JAWORZNO SKOK Jaworzno,PL 5 - AS31357 15377 0.4% 15377.0 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 6 - AS800143042 1.0% 14347.3 -- NET-ACCESS-CORP - Net Access Corporation,US 7 - AS28 31626 0.7% 10542.0 -- PIRUM-AS Pirum Systems Limited,GB 8 - AS25563 26268 0.6%8756.0 -- WEBLAND-AS Webland AG,CH 9 - AS375907760 0.2%7760.0 -- BCA-ASN,AO 10 - AS404937694 0.2%7694.0 -- FACILITYSOURCEINC - FacilitySource,US 11 - AS53271 76774 1.8%6979.5 -- PHENIXCITYCABLE - Phenix Cable,US 12 - AS150551748 1.2%6468.5 -- DNIC-AS-01505 - Headquarters, USAISC,US 13 - AS380004721 0.1%4721.0 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 14 - AS30295 31122 0.7%3890.2 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 15 - AS557413549 0.1%3549.0 -- WBSDC-NET-IN West Bengal Electronics Industry Development,IN 16 - AS254703171 0.1%3171.0 -- SCOTTISH-SOUTHERN-PLC-AS Scottish and Southern Energy PLC,GB 17 - AS327786 12457 0.3%3114.2 -- TELECOM-4G,SS 18 - AS159232389 0.1%2389.0 -- ASN-LOGOS Logos S.P.A.,IT 19 - AS370959647 1.4%2209.1 -- NET-CITY-SA - City of San Antonio,US 20 - AS131090 30911 0.7%2207.9 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 64.34.125.0/2459501 1.3% AS22059 -- -Reserved AS-,ZZ 2 - 76.191.107.0/24 59155 1.3% AS22059 -- -Reserved AS-,ZZ 3 - 185.19.144.0/22 46790 1.1% AS199367 -- AS_GBP Globe Business Publishing Limited,GB 4 - 192.135.223.0/24 43033 1.0% AS8001 -- NET-ACCESS-CORP - Net Access Corporation,US 5 - 185.38.132.0/24 31605 0.7% AS28 -- PIRUM-AS Pirum Systems Limited,GB 6 - 61.7.155.0/24 30833 0.7% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 7 - 195.128.159.0/24 30098 0.7% AS56636 -- ASVEDARU VEDA Ltd.,RU 8 - 162.218.162.0/23 21066 0.5% AS53271 -- PHENIXCITYCABLE - Phenix Cable,US 9 - 162.218.160.0/21 20291 0.5% AS53271 -- PHENIXCITYCABLE - Phenix Cable,US 10 - 24.38.128.0/2218183 0.4% AS53271 -- PHENIXCITYCABLE - Phenix Cable,US 11 - 155.133.79.0/24 17285 0.4% AS200671 -- SKOK-JAWORZNO SKOK Jaworzno,PL 12 - 24.38.128.0/2017224 0.4% AS53271 -- PHENIXCITYCABLE - Phenix Cable,US 13 - 78.140.0.0/18 15377 0.3% AS31357 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 14 - 187.244.0.0/2213746 0.3% AS13999 -- Mega Cable, S.A. de C.V.,MX 15 - 199.60.234.0/23 10680 0.2%
The Cidr Report
This report has been generated at Fri Aug 28 21:14:41 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
21-08-15565311 307557
22-08-15565397 307372
23-08-15564695 307460
24-08-15564815 308049
25-08-15565247 307192
26-08-15565168 306930
27-08-15565019 306047
28-08-15565765 306135
AS Summary
51555 Number of ASes in routing system
20455 Number of ASes announcing only one prefix
3344 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120888576 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 28Aug15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 565908 306049 25985945.9% All ASes
AS22773 3168 169 299994.7% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2695 69 262697.4% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2703 80 262397.0% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 33 244098.7% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS7545 2908 624 228478.5% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS28573 2297 148 214993.6% NET Serviços de Comunicação
S.A.,BR
AS9394 2104 201 190390.4% CTTNET China TieTong
Telecommunications
Corporation,CN
AS4766 3010 1280 173057.5% KIXS-AS-KR Korea Telecom,KR
AS10620 3344 1619 172551.6% Telmex Colombia S.A.,CO
AS9808 1585 75 151095.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1736 245 149185.9% ITCDELTA - Earthlink, Inc.,US
AS4755 2038 556 148272.7% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS20115 1877 406 147178.4% CHARTER-NET-HKY-NC - Charter
Communications,US
AS3356 2537 1217 132052.0% LEVEL3 - Level 3
Communications, Inc.,US
AS9498 1386 121 126591.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2148 956 119255.5% MEGAPATH5-US - MegaPath
Corporation,US
AS4323 1594 411 118374.2% TWTC - tw telecom holdings,
inc.,US
AS6147 1439 278 116180.7% Telefonica del Peru S.A.A.,PE
AS6849 1208 74 113493.9% UKRTELNET JSC UKRTELECOM,UA
AS4788 1191 68 112394.3% TMNET-AS-AP TM Net, Internet
Service Provider,MY
AS7303 1556 522 103466.5% Telecom Argentina S.A.,AR
AS7552 1400 366 103473.9% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1377 343 103475.1% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS4808 1545 512 103366.9% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS38197 1312 366 94672.1% SUNHK-DATA-AS-AP Sun Network
(Hong Kong) Limited,HK
AS26615 1098 153 94586.1% Tim Celular S.A.,BR
AS8151 1693 763 93054.9% Uninet S.A. de C.V.,MX
AS7738 996 77 91992.3% Telemar Norte Leste S.A.,BR
AS8402 885 21 86497.6% CORBINA-AS OJSC Vimpelcom,RU
AS38285 982 133 84986.5% M2TELECOMMUNICATIONS-AU M2
BGP Update Report
BGP Update Report Interval: 20-Aug-15 -to- 27-Aug-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 285802 7.0% 221.9 -- BSNL-NIB National Internet Backbone,IN 2 - AS38197 166147 4.0% 131.5 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 3 - AS22059 116439 2.8% 58219.5 -- -Reserved AS-,ZZ 4 - AS26210 80874 2.0% 569.5 -- AXS Bolivia S. A.,BO 5 - AS370957253 1.4%2120.5 -- NET-CITY-SA - City of San Antonio,US 6 - AS22773 52705 1.3% 566.7 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.,US 7 - AS28024 46358 1.1% 29.5 -- Nuevatel PCS de Bolivia S.A.,BO 8 - AS131090 37063 0.9% 134.3 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 9 - AS13188 36755 0.9% 47.4 -- BANKINFORM-AS CONTENT DELIVERY NETWORK LTD,UA 10 - AS800134076 0.8% 173.9 -- NET-ACCESS-CORP - Net Access Corporation,US 11 - AS840231499 0.8% 106.4 -- CORBINA-AS OJSC Vimpelcom,RU 12 - AS56636 29589 0.7% 29589.0 -- ASVEDARU VEDA Ltd.,RU 13 - AS30295 29540 0.7%9846.7 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 14 - AS25563 29032 0.7%9677.3 -- WEBLAND-AS Webland AG,CH 15 - AS199367 23140 0.6% 23140.0 -- AS_GBP Globe Business Publishing Limited,GB 16 - AS13999 22212 0.5% 52.6 -- Mega Cable, S.A. de C.V.,MX 17 - AS150520201 0.5%2525.1 -- DNIC-AS-01505 - Headquarters, USAISC,US 18 - AS22047 19138 0.5% 63.0 -- VTR BANDA ANCHA S.A.,CL 19 - AS684919087 0.5% 15.8 -- UKRTELNET JSC UKRTELECOM,UA 20 - AS200671 17998 0.4% 17998.0 -- SKOK-JAWORZNO SKOK Jaworzno,PL TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS22059 116439 2.8% 58219.5 -- -Reserved AS-,ZZ 2 - AS56636 29589 0.7% 29589.0 -- ASVEDARU VEDA Ltd.,RU 3 - AS199367 23140 0.6% 23140.0 -- AS_GBP Globe Business Publishing Limited,GB 4 - AS200671 17998 0.4% 17998.0 -- SKOK-JAWORZNO SKOK Jaworzno,PL 5 - AS28 14778 0.4% 14778.0 -- PIRUM-AS Pirum Systems Limited,GB 6 - AS30295 29540 0.7%9846.7 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 7 - AS25563 29032 0.7%9677.3 -- WEBLAND-AS Webland AG,CH 8 - AS375909254 0.2%9254.0 -- BCA-ASN,AO 9 - AS404937840 0.2%7840.0 -- FACILITYSOURCEINC - FacilitySource,US 10 - AS3935887061 0.2%7061.0 -- MUBEA-FLO - Mubea,US 11 - AS31357 14599 0.4%4866.3 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 12 - AS219734473 0.1%4473.0 -- XPONET - Xponet,US 13 - AS327786 17399 0.4%4349.8 -- TELECOM-4G,SS 14 - AS197068 16094 0.4%4023.5 -- QRATOR HLL LLC,RU 15 - AS557413614 0.1%3614.0 -- WBSDC-NET-IN West Bengal Electronics Industry Development,IN 16 - AS287736580 0.2%3290.0 -- MASTER-SERVICE-AS Global Technology Ukraine Ltd,UA 17 - AS514287804 0.2%2601.3 -- ASIRONNET IRONNET Ltd.,CZ 18 - AS380005147 0.1%2573.5 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 19 - AS150520201 0.5%2525.1 -- DNIC-AS-01505 - Headquarters, USAISC,US 20 - AS45606 12600 0.3%2520.0 -- TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 64.34.125.0/2458586 1.4% AS22059 -- -Reserved AS-,ZZ 2 - 76.191.107.0/24 57853 1.4% AS22059 -- -Reserved AS-,ZZ 3 - 192.40.244.0/24 51955 1.2% AS22773 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.,US 4 - 61.7.155.0/24 35196 0.8% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 5 - 192.135.223.0/24 33877 0.8% AS8001 -- NET-ACCESS-CORP - Net Access Corporation,US 6 - 195.128.159.0/24 29589 0.7% AS56636 -- ASVEDARU VEDA Ltd.,RU 7 - 185.19.144.0/22 23140 0.5% AS199367 -- AS_GBP Globe Business Publishing Limited,GB 8 - 155.133.79.0/24 17998 0.4% AS200671 -- SKOK-JAWORZNO SKOK Jaworzno,PL 9 - 185.65.148.0/24 16091 0.4% AS197068 -- QRATOR HLL LLC,RU 10 - 185.38.132.0/24 14778 0.3% AS28 -- PIRUM-AS Pirum Systems Limited,GB 11 - 78.140.0.0/18 14590 0.3% AS31357 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 12 - 187.244.68.0/22 13302 0.3% AS13999 -- Mega Cable, S.A. de C.V.,MX 13 - 199.60.234.0/23 10150 0.2% AS30295 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 14 - 199.60.236.0/249942 0.2% AS30295 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 15 - 92.43.216.0/21 9916 0.2% AS25563 -- WEBLAND-AS Webland AG,CH 16 - 185.84.192.0/229588 0.2% AS25563 -- WEBLAND-AS Webland AG,CH 17 -
BGP Update Report
BGP Update Report Interval: 13-Aug-15 -to- 20-Aug-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS38197 218503 3.7% 169.5 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 2 - AS9829 186659 3.2% 100.0 -- BSNL-NIB National Internet Backbone,IN 3 - AS22059 129550 2.2% 18507.1 -- -Reserved AS-,ZZ 4 - AS36947 83141 1.4% 386.7 -- ALGTEL-AS,DZ 5 - AS370957957 1.0%2146.6 -- NET-CITY-SA - City of San Antonio,US 6 - AS13188 44407 0.8% 41.6 -- BANKINFORM-AS CONTENT DELIVERY NETWORK LTD,UA 7 - AS39891 39019 0.7% 15.8 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 8 - AS38478 35395 0.6% 211.9 -- SUNNYVISION-AS-AP SunnyVision Limited,HK 9 - AS840235278 0.6% 31.8 -- CORBINA-AS OJSC Vimpelcom,RU 10 - AS25563 33157 0.6%8289.2 -- WEBLAND-AS Webland AG,CH 11 - AS28573 30880 0.5% 12.6 -- NET Serviços de Comunicação S.A.,BR 12 - AS30295 30458 0.5%3807.2 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 13 - AS208829944 0.5%7486.0 -- FR-RENATER-MAYOTTE Reseau National de telecommunications pour la Technologie,EU 14 - AS56636 29237 0.5% 29237.0 -- ASVEDARU VEDA Ltd.,RU 15 - AS131090 29111 0.5% 76.8 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 16 - AS197068 28243 0.5%1882.9 -- QRATOR HLL LLC,RU 17 - AS10620 24676 0.4% 7.4 -- Telmex Colombia S.A.,CO 18 - AS25438 20172 0.3% 190.3 -- ASN-ICCNET International Computer Company, Ltd.,SA 19 - AS150519071 0.3%1733.7 -- DNIC-AS-01505 - Headquarters, USAISC,US 20 - AS815116892 0.3% 9.5 -- Uninet S.A. de C.V.,MX TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS56636 29237 0.5% 29237.0 -- ASVEDARU VEDA Ltd.,RU 2 - AS22059 129550 2.2% 18507.1 -- -Reserved AS-,ZZ 3 - AS40493 10663 0.2% 10663.0 -- FACILITYSOURCEINC - FacilitySource,US 4 - AS3935889571 0.2%9571.0 -- MUBEA-FLO - Mubea,US 5 - AS375908853 0.1%8853.0 -- BCA-ASN,AO 6 - AS25563 33157 0.6%8289.2 -- WEBLAND-AS Webland AG,CH 7 - AS208829944 0.5%7486.0 -- FR-RENATER-MAYOTTE Reseau National de telecommunications pour la Technologie,EU 8 - AS2006714445 0.1%4445.0 -- SKOK-JAWORZNO SKOK Jaworzno,PL 9 - AS252653815 0.1%3815.0 -- VELTON-AS VELTON.TELECOM Ltd,UA 10 - AS30295 30458 0.5%3807.2 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 11 - AS31357 14877 0.2%2975.4 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 12 - AS1979148421 0.1%2807.0 -- STOCKHO-AS Stockho Hosting SARL,FR 13 - AS45606 12046 0.2%2409.2 -- 14 - AS3277392268 0.0%2268.0 -- Kili-io,KE 15 - AS370957957 1.0%2146.6 -- NET-CITY-SA - City of San Antonio,US 16 - AS592192033 0.0%2033.0 -- MOIC-BT Ministry of Information Communications,BT 17 - AS2005621911 0.0%1911.0 -- WELLTEL-IE WELLTEL (IRELAND) LTD,IE 18 - AS197068 28243 0.5%1882.9 -- QRATOR HLL LLC,RU 19 - AS150519071 0.3%1733.7 -- DNIC-AS-01505 - Headquarters, USAISC,US 20 - AS605721681 0.0%1681.0 -- ZENEXITY-AS Zenexity SARL,FR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 105.96.0.0/22 80433 1.2% AS36947 -- ALGTEL-AS,DZ 2 - 64.34.125.0/2464768 1.0% AS22059 -- -Reserved AS-,ZZ 3 - 76.191.107.0/24 64757 1.0% AS22059 -- -Reserved AS-,ZZ 4 - 195.128.159.0/24 29237 0.5% AS56636 -- ASVEDARU VEDA Ltd.,RU 5 - 185.65.148.0/24 28171 0.4% AS197068 -- QRATOR HLL LLC,RU 6 - 61.7.155.0/24 24683 0.4% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 7 - 78.140.0.0/18 14816 0.2% AS31357 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 8 - 92.43.216.0/2111332 0.2% AS25563 -- WEBLAND-AS Webland AG,CH 9 - 66.19.194.0/2411257 0.2% AS6316 -- AS-PAETEC-NET - PaeTec Communications, Inc.,US 10 - 185.84.192.0/22 10991 0.2% AS25563 -- WEBLAND-AS Webland AG,CH 11 - 178.174.96.0/19 10829 0.2% AS25563 -- WEBLAND-AS Webland AG,CH 12 - 201.77.141.0/24 10726 0.2% AS28654 -- Axtelecom Telecomunicações Ltda,BR 13 - 8.17.26.0/24 10663 0.2% AS40493 -- FACILITYSOURCEINC - FacilitySource,US 14 - 199.60.236.0/24 10639 0.2% AS30295 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 15 - 199.60.234.0/23 10419 0.2% AS30295 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 16 - 192.58.137.0/249571 0.1% AS393588 -- MUBEA-FLO - Mubea,US 17 - 199.60.233.0/249376
The Cidr Report
This report has been generated at Fri Aug 21 21:14:46 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
14-08-15564268 309611
15-08-15564430 309365
16-08-15564233 309614
17-08-15564542 307326
18-08-15564538 307667
19-08-15564899 306970
20-08-15565630 307293
21-08-15565311 307600
AS Summary
51524 Number of ASes in routing system
20434 Number of ASes announcing only one prefix
3354 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120888576 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 21Aug15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 565515 307588 25792745.6% All ASes
AS22773 3163 167 299694.7% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2701 69 263297.4% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2707 80 262797.0% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 32 244198.7% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2278 139 213993.9% NET Serviços de Comunicação
S.A.,BR
AS7545 2898 809 208972.1% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS9394 2290 318 197286.1% CTTNET China TieTong
Telecommunications
Corporation,CN
AS10620 3354 1614 174051.9% Telmex Colombia S.A.,CO
AS4766 3013 1283 173057.4% KIXS-AS-KR Korea Telecom,KR
AS4755 2034 408 162679.9% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9808 1583 74 150995.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1737 246 149185.8% ITCDELTA - Earthlink, Inc.,US
AS20115 1876 410 146678.1% CHARTER-NET-HKY-NC - Charter
Communications,US
AS9498 1379 120 125991.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2148 956 119255.5% MEGAPATH5-US - MegaPath
Corporation,US
AS4323 1596 413 118374.1% TWTC - tw telecom holdings,
inc.,US
AS6147 1444 278 116680.7% Telefonica del Peru S.A.A.,PE
AS6849 1208 74 113493.9% UKRTELNET JSC UKRTELECOM,UA
AS3356 2570 1521 104940.8% LEVEL3 - Level 3
Communications, Inc.,US
AS22561 1373 328 104576.1% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7303 1566 527 103966.3% Telecom Argentina S.A.,AR
AS4808 1543 513 103066.8% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS7552 1126 134 99288.1% VIETEL-AS-AP Viettel
Corporation,VN
AS8151 1691 726 96557.1% Uninet S.A. de C.V.,MX
AS8402 977 21 95697.9% CORBINA-AS OJSC Vimpelcom,RU
AS26615 1104 149 95586.5% Tim Celular S.A.,BR
AS7738 996 77 91992.3% Telemar Norte Leste S.A.,BR
AS38285 982 133 84986.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 873 33 84096.2% Global Village Telecom,BR
AS4538 1967 1154 81341.3% ERX-CERNET-BKB China Education
BGP Update Report
BGP Update Report Interval: 06-Aug-15 -to- 13-Aug-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS38197 414510 10.4% 318.6 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 2 - AS9829 213210 5.3% 151.6 -- BSNL-NIB National Internet Backbone,IN 3 - AS16637 137322 3.5%1387.1 -- MTNNS-AS,ZA 4 - AS22059 124965 3.1% 62482.5 -- -Reserved AS-,ZZ 5 - AS36947 88843 2.2%1233.9 -- ALGTEL-AS,DZ 6 - AS12091 76867 1.9%1671.0 -- MTNNS-AS,ZA 7 - AS28024 74066 1.9% 47.1 -- Nuevatel PCS de Bolivia S.A.,BO 8 - AS21669 70249 1.8% 11708.2 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 9 - AS370960561 1.5%2243.0 -- NET-CITY-SA - City of San Antonio,US 10 - AS11139 36179 0.9% 128.8 -- CWDOM - Cable Wireless Dominica,DM 11 - AS840235269 0.9% 251.9 -- CORBINA-AS OJSC Vimpelcom,RU 12 - AS30295 31181 0.8%3897.6 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 13 - AS56636 29122 0.7% 29122.0 -- ASVEDARU VEDA Ltd.,RU 14 - AS197068 28112 0.7%2008.0 -- QRATOR HLL LLC,RU 15 - AS25563 27957 0.7%9319.0 -- WEBLAND-AS Webland AG,CH 16 - AS131090 27379 0.7%1521.1 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 17 - AS11056 25658 0.6% 25658.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 18 - AS45528 25137 0.6% 78.1 -- TDN Tikona Digital Networks Pvt Ltd.,IN 19 - AS14522 23763 0.6% 84.9 -- Satnet,EC 20 - AS208817660 0.4%4415.0 -- FR-RENATER-MAYOTTE Reseau National de telecommunications pour la Technologie,EU TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS22059 124965 3.1% 62482.5 -- -Reserved AS-,ZZ 2 - AS56636 29122 0.7% 29122.0 -- ASVEDARU VEDA Ltd.,RU 3 - AS11056 25658 0.6% 25658.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 4 - AS31357 14347 0.4% 14347.0 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 5 - AS46464 12235 0.3% 12235.0 -- AUC-1882 - Atlantic Union College,US 6 - AS21669 70249 1.8% 11708.2 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 7 - AS197914 11435 0.3% 11435.0 -- STOCKHO-AS Stockho Hosting SARL,FR 8 - AS40493 10560 0.3% 10560.0 -- FACILITYSOURCEINC - FacilitySource,US 9 - AS59771 10284 0.3% 10284.0 -- WIOLLO-AS Wiollo Sp. z o.o.,PL 10 - AS3935889551 0.2%9551.0 -- MUBEA-FLO - Mubea,US 11 - AS25563 27957 0.7%9319.0 -- WEBLAND-AS Webland AG,CH 12 - AS375906673 0.2%6673.0 -- BCA-ASN,AO 13 - AS219735213 0.1%5213.0 -- XPONET - Xponet,US 14 - AS208817660 0.4%4415.0 -- FR-RENATER-MAYOTTE Reseau National de telecommunications pour la Technologie,EU 15 - AS30295 31181 0.8%3897.6 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 16 - AS2005623881 0.1%3881.0 -- WELLTEL-IE WELLTEL (IRELAND) LTD,IE 17 - AS380006687 0.2%3343.5 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 18 - AS476806373 0.2%3186.5 -- NHCS EOBO Limited,IE 19 - AS6468 2902 0.1%2902.0 -- EASYLINK-AS6468 - Easylink Services Corporation,US 20 - AS196742 11202 0.3%2800.5 -- EKRAN-AS CJSC Ekran,RU TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 105.96.0.0/22 86629 2.0% AS36947 -- ALGTEL-AS,DZ 2 - 209.212.8.0/2470183 1.7% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 3 - 76.191.107.0/24 62524 1.5% AS22059 -- -Reserved AS-,ZZ 4 - 64.34.125.0/2462441 1.5% AS22059 -- -Reserved AS-,ZZ 5 - 195.128.159.0/24 29122 0.7% AS56636 -- ASVEDARU VEDA Ltd.,RU 6 - 185.65.148.0/24 28080 0.7% AS197068 -- QRATOR HLL LLC,RU 7 - 61.7.155.0/24 27197 0.6% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 8 - 50.202.59.0/2425658 0.6% AS11056 -- BERGERMONTAGUE - Berger Montague, P.C,US 9 - 78.140.0.0/18 14347 0.3% AS31357 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 10 - 74.112.8.0/21 12235 0.3% AS46464 -- AUC-1882 - Atlantic Union College,US 11 - 130.0.192.0/2111435 0.3% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 12 - 37.220.156.0/22 11159 0.3% AS196742 -- EKRAN-AS CJSC Ekran,RU 13 - 199.60.236.0/24 11004 0.3% AS30295 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 14 - 66.19.194.0/2410714 0.2% AS6316 -- AS-PAETEC-NET - PaeTec Communications, Inc.,US 15 - 8.17.26.0/24 10560 0.2% AS40493 -- FACILITYSOURCEINC - FacilitySource,US 16 - 199.60.234.0/23 10469
The Cidr Report
This report has been generated at Fri Aug 14 21:14:47 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
07-08-15560808 308900
08-08-15563028 308941
09-08-15562862 308856
10-08-15562870 309114
11-08-15563278 308945
12-08-15563468 309531
13-08-15563435 309686
14-08-15564268 309596
AS Summary
51439 Number of ASes in routing system
20401 Number of ASes announcing only one prefix
3351 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120888576 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 14Aug15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 564392 309560 25483245.2% All ASes
AS22773 3184 170 301494.7% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2706 80 262697.0% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 35 243898.6% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2282 126 215694.5% NET Serviços de Comunicação
S.A.,BR
AS6389 2715 723 199273.4% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS9394 2286 318 196886.1% CTTNET China TieTong
Telecommunications
Corporation,CN
AS3356 2571 634 193775.3% LEVEL3 - Level 3
Communications, Inc.,US
AS7545 2878 1031 184764.2% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS10620 3351 1706 164549.1% Telmex Colombia S.A.,CO
AS4766 3011 1459 155251.5% KIXS-AS-KR Korea Telecom,KR
AS9808 1577 54 152396.6% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1739 246 149385.9% ITCDELTA - Earthlink, Inc.,US
AS20115 1874 418 145677.7% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4755 2031 704 132765.3% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1376 119 125791.4% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1594 412 118274.2% TWTC - tw telecom holdings,
inc.,US
AS18566 2115 940 117555.6% MEGAPATH5-US - MegaPath
Corporation,US
AS6147 1447 278 116980.8% Telefonica del Peru S.A.A.,PE
AS7303 1560 423 113772.9% Telecom Argentina S.A.,AR
AS6849 1208 74 113493.9% UKRTELNET JSC UKRTELECOM,UA
AS22561 1373 321 105276.6% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS4808 1542 512 103066.8% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS7552 1135 137 99887.9% VIETEL-AS-AP Viettel
Corporation,VN
AS8151 1687 732 95556.6% Uninet S.A. de C.V.,MX
AS7738 996 77 91992.3% Telemar Norte Leste S.A.,BR
AS8402 939 21 91897.8% CORBINA-AS OJSC Vimpelcom,RU
AS26615 1075 210 86580.5% Tim Celular S.A.,BR
AS38285 981 134 84786.3% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS55430 857 67 79092.2% STARHUBINTERNET-AS-NGNBN
Starhub Internet Pte Ltd,SG
AS24560 1245
BGP Update Report
BGP Update Report Interval: 30-Jul-15 -to- 06-Aug-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS38197 28 6.5% 251.0 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 2 - AS9829 286617 6.5% 210.4 -- BSNL-NIB National Internet Backbone,IN 3 - AS16637 234574 5.3%2039.8 -- MTNNS-AS,ZA 4 - AS12091 131056 3.0%2730.3 -- MTNNS-AS,ZA 5 - AS22059 129571 2.9% 64785.5 -- -Reserved AS-,ZZ 6 - AS21669 123297 2.8% 123297.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 7 - AS11056 119768 2.7% 119768.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 8 - AS36947 85482 1.9%1055.3 -- ALGTEL-AS,DZ 9 - AS22773 67145 1.5% 177.2 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.,US 10 - AS54169 59907 1.4% 19969.0 -- MGH-ION-1 - Marin General Hospital,US 11 - AS370953471 1.2%1980.4 -- NET-CITY-SA - City of San Antonio,US 12 - AS19429 38885 0.9% 31.6 -- ETB - Colombia,CO 13 - AS24560 38255 0.9% 33.6 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services,IN 14 - AS754536399 0.8% 19.8 -- TPG-INTERNET-AP TPG Telecom Limited,AU 15 - AS25563 34264 0.8% 11421.3 -- WEBLAND-AS Webland AG,CH 16 - AS30295 32571 0.7% 10857.0 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 17 - AS840229385 0.7% 99.3 -- CORBINA-AS OJSC Vimpelcom,RU 18 - AS755225573 0.6% 23.1 -- VIETEL-AS-AP Viettel Corporation,VN 19 - AS56636 24024 0.5% 24024.0 -- ASVEDARU VEDA Ltd.,RU 20 - AS131090 23575 0.5%1178.8 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS21669 123297 2.8% 123297.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - AS11056 119768 2.7% 119768.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 3 - AS22059 129571 2.9% 64785.5 -- -Reserved AS-,ZZ 4 - AS56636 24024 0.5% 24024.0 -- ASVEDARU VEDA Ltd.,RU 5 - AS54169 59907 1.4% 19969.0 -- MGH-ION-1 - Marin General Hospital,US 6 - AS25563 34264 0.8% 11421.3 -- WEBLAND-AS Webland AG,CH 7 - AS40493 10920 0.2% 10920.0 -- FACILITYSOURCEINC - FacilitySource,US 8 - AS30295 32571 0.7% 10857.0 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 9 - AS3935889654 0.2%9654.0 -- MUBEA-FLO - Mubea,US 10 - AS31357 13591 0.3%6795.5 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 11 - AS476806667 0.1%6667.0 -- NHCS EOBO Limited,IE 12 - AS375906061 0.1%6061.0 -- BCA-ASN,AO 13 - AS59943 22734 0.5%5683.5 -- RADAR-AS Radar LLC,RU 14 - AS1979143652 0.1%3652.0 -- STOCKHO-AS Stockho Hosting SARL,FR 15 - AS380006001 0.1%3000.5 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 16 - AS371218622 0.2%2874.0 -- ARIVIAKOM,ZA 17 - AS65600 19751 0.5%2821.6 -- 18 - AS12091 131056 3.0%2730.3 -- MTNNS-AS,ZA 19 - AS316682401 0.1%2401.0 -- RAPPAPORT EDV-Dienstleistungen Rappaport GmbH Co KG,AT 20 - AS1967424288 0.1%2144.0 -- EKRAN-AS CJSC Ekran,RU TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 209.212.8.0/24 123297 2.6% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - 50.202.59.0/24 119768 2.5% AS11056 -- BERGERMONTAGUE - Berger Montague, P.C,US 3 - 105.96.0.0/22 84282 1.8% AS36947 -- ALGTEL-AS,DZ 4 - 64.34.125.0/2465170 1.4% AS22059 -- -Reserved AS-,ZZ 5 - 76.191.107.0/24 64401 1.4% AS22059 -- -Reserved AS-,ZZ 6 - 204.80.242.0/24 59901 1.3% AS54169 -- MGH-ION-1 - Marin General Hospital,US 7 - 185.65.148.0/24 28066 0.6% AS197068 -- QRATOR HLL LLC,RU AS59943 -- RADAR-AS Radar LLC,RU 8 - 195.128.159.0/24 24024 0.5% AS56636 -- ASVEDARU VEDA Ltd.,RU 9 - 61.7.155.0/24 23422 0.5% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 10 - 78.140.0.0/18 13589 0.3% AS31357 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 11 - 92.43.216.0/2111894 0.2% AS25563 -- WEBLAND-AS Webland AG,CH 12 - 178.174.96.0/19 11482 0.2% AS25563 -- WEBLAND-AS Webland AG,CH 13 - 199.60.236.0/24 11286 0.2% AS30295 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 14 - 130.44.210.0/24 11222 0.2% AS22773 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.,US 15 - 130.44.194.0/24 10985 0.2% AS22773 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.,US 16 - 130.44.10.0/24
The Cidr Report
This report has been generated at Fri Aug 7 21:14:53 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
31-07-15561435 308644
01-08-15561684 308740
02-08-15561746 308892
03-08-15562091 308517
04-08-15561867 308741
05-08-15562055 308891
06-08-15562130 308225
07-08-15560808 308901
AS Summary
51374 Number of ASes in routing system
20389 Number of ASes announcing only one prefix
3347 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120757504 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 07Aug15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 563102 308981 25412145.1% All ASes
AS22773 3183 168 301594.7% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2705 80 262597.0% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 35 243898.6% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2303 118 218594.9% NET Serviços de Comunicação
S.A.,BR
AS6389 2734 709 202574.1% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS9394 2285 318 196786.1% CTTNET China TieTong
Telecommunications
Corporation,CN
AS3356 2564 630 193475.4% LEVEL3 - Level 3
Communications, Inc.,US
AS7545 2730 995 173563.6% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS10620 3347 1691 165649.5% Telmex Colombia S.A.,CO
AS4766 2991 1448 154351.6% KIXS-AS-KR Korea Telecom,KR
AS9808 1587 65 152295.9% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1752 248 150485.8% ITCDELTA - Earthlink, Inc.,US
AS20115 1873 419 145477.6% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4755 2027 706 132165.2% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1370 114 125691.7% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1602 416 118674.0% TWTC - tw telecom holdings,
inc.,US
AS18566 2073 903 117056.4% MEGAPATH5-US - MegaPath
Corporation,US
AS6147 1388 281 110779.8% Telefonica del Peru S.A.A.,PE
AS7303 1603 526 107767.2% Telecom Argentina S.A.,AR
AS22561 1374 311 106377.4% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS4808 1537 509 102866.9% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS7552 1135 140 99587.7% VIETEL-AS-AP Viettel
Corporation,VN
AS26615 1105 150 95586.4% Tim Celular S.A.,BR
AS8151 1686 732 95456.6% Uninet S.A. de C.V.,MX
AS7738 995 75 92092.5% Telemar Norte Leste S.A.,BR
AS8402 921 21 90097.7% CORBINA-AS OJSC Vimpelcom,RU
AS6849 1206 318 88873.6% UKRTELNET JSC UKRTELECOM,UA
AS38285 977 130 84786.7% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS8551 1191 350 84170.6% BEZEQ-INTERNATIONAL-AS Bezeq
International-Ltd,IL
AS55430 857
The Cidr Report
This report has been generated at Fri Jul 31 21:14:46 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
24-07-15561972 308324
25-07-15561940 308367
26-07-15561948 308309
27-07-15561810 308356
28-07-15562237 308578
29-07-15562339 308849
30-07-15561310 308826
31-07-15561435 308694
AS Summary
51298 Number of ASes in routing system
20373 Number of ASes announcing only one prefix
3322 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120757504 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 31Jul15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 561857 308639 25321845.1% All ASes
AS22773 3182 168 301494.7% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2702 80 262297.0% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 35 243898.6% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2300 118 218294.9% NET Serviços de Comunicação
S.A.,BR
AS6389 2734 709 202574.1% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS9394 2269 315 195486.1% CTTNET China TieTong
Telecommunications
Corporation,CN
AS3356 2558 782 177669.4% LEVEL3 - Level 3
Communications, Inc.,US
AS7545 2698 1004 169462.8% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS10620 3322 1673 164949.6% Telmex Colombia S.A.,CO
AS4766 2964 1423 154152.0% KIXS-AS-KR Korea Telecom,KR
AS9808 1582 63 151996.0% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1750 248 150285.8% ITCDELTA - Earthlink, Inc.,US
AS20115 1872 423 144977.4% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4755 2027 708 131965.1% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1363 119 124491.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1614 418 119674.1% TWTC - tw telecom holdings,
inc.,US
AS18566 2069 898 117156.6% MEGAPATH5-US - MegaPath
Corporation,US
AS6147 1445 278 116780.8% Telefonica del Peru S.A.A.,PE
AS7303 1636 529 110767.7% Telecom Argentina S.A.,AR
AS22561 1375 310 106577.5% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS4808 1537 509 102866.9% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS7552 1143 152 99186.7% VIETEL-AS-AP Viettel
Corporation,VN
AS26615 1112 132 98088.1% Tim Celular S.A.,BR
AS8402 965 21 94497.8% CORBINA-AS OJSC Vimpelcom,RU
AS8151 1673 734 93956.1% Uninet S.A. de C.V.,MX
AS7738 995 75 92092.5% Telemar Norte Leste S.A.,BR
AS38285 977 130 84786.7% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS6849 1206 414 79265.7% UKRTELNET JSC UKRTELECOM,UA
AS24560 1247 459 78863.2% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
BGP Update Report
BGP Update Report Interval: 23-Jul-15 -to- 30-Jul-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 271611 6.5% 247.4 -- BSNL-NIB National Internet Backbone,IN 2 - AS38197 132507 3.2% 152.3 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 3 - AS22059 129201 3.1% 64600.5 -- -Reserved AS-,ZZ 4 - AS21669 122440 2.9% 122440.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 5 - AS11056 119630 2.9% 119630.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 6 - AS36947 86349 2.1%1136.2 -- ALGTEL-AS,DZ 7 - AS54169 81118 1.9% 40559.0 -- MGH-ION-1 - Marin General Hospital,US 8 - AS370957313 1.4%2122.7 -- NET-CITY-SA - City of San Antonio,US 9 - AS24138 52884 1.3% 290.6 -- CRNET_BJ_IDC-CNNIC-AP China Tietong Telecommunication Corporation,CN 10 - AS958333748 0.8% 27.5 -- SIFY-AS-IN Sify Limited,IN 11 - AS30295 33202 0.8%8300.5 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 12 - AS25563 32547 0.8% 10849.0 -- WEBLAND-AS Webland AG,CH 13 - AS24560 31454 0.8% 27.7 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services,IN 14 - AS840227995 0.7% 126.7 -- CORBINA-AS OJSC Vimpelcom,RU 15 - AS39891 27254 0.7% 22.9 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 16 - AS131090 27046 0.7% 71.6 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 17 - AS59943 26971 0.6% 26971.0 -- RADAR-AS Radar LLC,RU 18 - AS10620 22902 0.6% 9.3 -- Telmex Colombia S.A.,CO 19 - AS45899 21513 0.5% 74.2 -- VNPT-AS-VN VNPT Corp,VN 20 - AS46687 21177 0.5% 605.1 -- AS46687 - BCI Mississippi Broadband,LLC,US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS21669 122440 2.9% 122440.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - AS11056 119630 2.9% 119630.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 3 - AS22059 129201 3.1% 64600.5 -- -Reserved AS-,ZZ 4 - AS54169 81118 1.9% 40559.0 -- MGH-ION-1 - Marin General Hospital,US 5 - AS59943 26971 0.6% 26971.0 -- RADAR-AS Radar LLC,RU 6 - AS262741 13871 0.3% 13871.0 -- CONECTSUL - COMERCIO E SERVICOS LTDA,BR 7 - AS40637 11867 0.3% 11867.0 -- MAILROUTE - MailRoute, Inc.,US 8 - AS40493 11354 0.3% 11354.0 -- FACILITYSOURCEINC - FacilitySource,US 9 - AS25563 32547 0.8% 10849.0 -- WEBLAND-AS Webland AG,CH 10 - AS3935889534 0.2%9534.0 -- MUBEA-FLO - Mubea,US 11 - AS30295 33202 0.8%8300.5 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 12 - AS375905015 0.1%5015.0 -- BCA-ASN,AO 13 - AS337314659 0.1%4659.0 -- -Reserved AS-,ZZ 14 - AS1979144261 0.1%4261.0 -- STOCKHO-AS Stockho Hosting SARL,FR 15 - AS380006166 0.1%3083.0 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 16 - AS313579035 0.2%3011.7 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 17 - AS566362684 0.1%2684.0 -- ASVEDARU VEDA Ltd.,RU 18 - AS631610264 0.2%2566.0 -- AS-PAETEC-NET - PaeTec Communications, Inc.,US 19 - AS350934395 0.1%2197.5 -- RO-HTPASSPORT High Tech Passport Ltd SUA California San Jose SUCURSALA BUCURESTI ROMANIA,RO 20 - AS370957313 1.4%2122.7 -- NET-CITY-SA - City of San Antonio,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 209.212.8.0/24 122440 2.8% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - 50.202.59.0/24 119630 2.8% AS11056 -- BERGERMONTAGUE - Berger Montague, P.C,US 3 - 105.96.0.0/22 85008 1.9% AS36947 -- ALGTEL-AS,DZ 4 - 204.80.242.0/24 81115 1.9% AS54169 -- MGH-ION-1 - Marin General Hospital,US 5 - 64.34.125.0/2467377 1.6% AS22059 -- -Reserved AS-,ZZ 6 - 76.191.107.0/24 61824 1.4% AS22059 -- -Reserved AS-,ZZ 7 - 185.65.148.0/24 26971 0.6% AS59943 -- RADAR-AS Radar LLC,RU 8 - 61.7.155.0/24 25772 0.6% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 9 - 186.208.186.0/24 13871 0.3% AS262741 -- CONECTSUL - COMERCIO E SERVICOS LTDA,BR 10 - 199.89.0.0/21 11867 0.3% AS40637 -- MAILROUTE - MailRoute, Inc.,US 11 - 199.60.236.0/24 11717 0.3% AS30295 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 12 - 8.17.26.0/24 11354 0.3% AS40493 -- FACILITYSOURCEINC - FacilitySource,US 13 - 199.60.234.0/23 11255 0.3% AS30295 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 14 - 92.43.216.0/2111050 0.2% AS25563 -- WEBLAND-AS Webland AG,CH
BGP Update Report
BGP Update Report Interval: 16-Jul-15 -to- 23-Jul-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 251302 6.4% 215.5 -- BSNL-NIB National Internet Backbone,IN 2 - AS22059 140461 3.6% 70230.5 -- -Reserved AS-,ZZ 3 - AS21669 123361 3.1% 123361.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 4 - AS11056 119655 3.0% 119655.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 5 - AS36947 86974 2.2% 783.5 -- ALGTEL-AS,DZ 6 - AS54169 83684 2.1% 41842.0 -- MGH-ION-1 - Marin General Hospital,US 7 - AS370958718 1.5%2174.7 -- NET-CITY-SA - City of San Antonio,US 8 - AS24138 39271 1.0%1454.5 -- CRNET_BJ_IDC-CNNIC-AP China Tietong Telecommunication Corporation,CN 9 - AS25438 38494 1.0% 363.2 -- ASN-ICCNET International Computer Company, Ltd.,SA 10 - AS25563 38270 1.0% 12756.7 -- WEBLAND-AS Webland AG,CH 11 - AS131090 36658 0.9% 97.0 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 12 - AS754534929 0.9% 13.8 -- TPG-INTERNET-AP TPG Telecom Limited,AU 13 - AS28573 32453 0.8% 19.9 -- NET Serviços de Comunicação S.A.,BR 14 - AS45899 29233 0.7% 101.2 -- VNPT-AS-VN VNPT Corp,VN 15 - AS38197 28907 0.7% 27.5 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 16 - AS28024 26939 0.7% 17.2 -- Nuevatel PCS de Bolivia S.A.,BO 17 - AS59943 26889 0.7% 26889.0 -- RADAR-AS Radar LLC,RU 18 - AS30295 24786 0.6%3098.2 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 19 - AS840224389 0.6% 133.3 -- CORBINA-AS OJSC Vimpelcom,RU 20 - AS815122624 0.6% 27.2 -- Uninet S.A. de C.V.,MX TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS21669 123361 3.1% 123361.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - AS11056 119655 3.0% 119655.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 3 - AS22059 140461 3.6% 70230.5 -- -Reserved AS-,ZZ 4 - AS54169 83684 2.1% 41842.0 -- MGH-ION-1 - Marin General Hospital,US 5 - AS59943 26889 0.7% 26889.0 -- RADAR-AS Radar LLC,RU 6 - AS25563 38270 1.0% 12756.7 -- WEBLAND-AS Webland AG,CH 7 - AS40637 12409 0.3% 12409.0 -- MAILROUTE - MailRoute, Inc.,US 8 - AS40493 10873 0.3% 10873.0 -- FACILITYSOURCEINC - FacilitySource,US 9 - AS14244 10365 0.3% 10365.0 -- NSIHOSTING-EQX-VA - NSI Hosting,US 10 - AS3935889624 0.2%9624.0 -- MUBEA-FLO - Mubea,US 11 - AS1979145623 0.1%5623.0 -- STOCKHO-AS Stockho Hosting SARL,FR 12 - AS26972 22286 0.6%4457.2 -- SIRIUS-FIBER - Sirius Fiber, Inc.,US 13 - AS6629 7968 0.2%3984.0 -- NOAA-AS - NOAA,US 14 - AS1311123405 0.1%3405.0 -- MMTC-AS-ID Sekolah Tinggi Multi Media MMTC Yogyakarta,ID 15 - AS566363359 0.1%3359.0 -- ASVEDARU VEDA Ltd.,RU 16 - AS30295 24786 0.6%3098.2 -- 2ICSYSTEMSINC - 2iC Systems Inc.,CA 17 - AS380005791 0.1%2895.5 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 18 - AS33440 11135 0.3%2783.8 -- WEBRULON-NETWORK - webRulon, LLC,US 19 - AS631610163 0.3%2540.8 -- AS-PAETEC-NET - PaeTec Communications, Inc.,US 20 - AS45606 12241 0.3%2448.2 -- TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 209.212.8.0/24 123361 3.0% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - 50.202.59.0/24 119655 2.9% AS11056 -- BERGERMONTAGUE - Berger Montague, P.C,US 3 - 105.96.0.0/22 85288 2.1% AS36947 -- ALGTEL-AS,DZ 4 - 204.80.242.0/24 83678 2.0% AS54169 -- MGH-ION-1 - Marin General Hospital,US 5 - 64.34.125.0/2470333 1.7% AS22059 -- -Reserved AS-,ZZ 6 - 76.191.107.0/24 70128 1.7% AS22059 -- -Reserved AS-,ZZ 7 - 61.7.155.0/24 35952 0.9% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 8 - 185.65.148.0/24 26889 0.7% AS59943 -- RADAR-AS Radar LLC,RU 9 - 186.208.186.0/24 16367 0.4% AS262741 -- CONECTSUL - COMERCIO E SERVICOS LTDA,BR 10 - 92.43.216.0/2112992 0.3% AS25563 -- WEBLAND-AS Webland AG,CH 11 - 185.84.192.0/22 12732 0.3% AS25563 -- WEBLAND-AS Webland AG,CH 12 - 178.174.96.0/19 12546 0.3% AS25563 -- WEBLAND-AS Webland AG,CH 13 - 199.89.0.0/21 12409 0.3% AS40637 -- MAILROUTE - MailRoute, Inc.,US 14 - 64.5.116.0/24 11607 0.3% AS26972 -- SIRIUS-FIBER - Sirius Fiber, Inc.,US 15 - 8.17.26.0/24 10873 0.3% AS40493 -- FACILITYSOURCEINC - FacilitySource,US 16 - 74.117.78.0/24
The Cidr Report
This report has been generated at Fri Jul 24 21:16:32 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
17-07-15560782 305926
18-07-15561232 306566
19-07-15561244 306558
20-07-15561108 306099
21-07-15561336 307384
22-07-15561839 307658
23-07-15562000 307827
24-07-15561972 308171
AS Summary
51245 Number of ASes in routing system
20336 Number of ASes announcing only one prefix
3305 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120757504 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 24Jul15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 561809 308127 25368245.2% All ASes
AS22773 3176 166 301094.8% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2699 78 262197.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS9394 2918 314 260489.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS39891 2473 35 243898.6% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2312 118 219494.9% NET Serviços de Comunicação
S.A.,BR
AS6389 2758 709 204974.3% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS3356 2560 779 178169.6% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2949 1235 171458.1% KIXS-AS-KR Korea Telecom,KR
AS10620 3305 1594 171151.8% Telmex Colombia S.A.,CO
AS9808 1584 65 151995.9% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1749 247 150285.9% ITCDELTA - Earthlink, Inc.,US
AS20115 1868 421 144777.5% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7545 2691 1376 131548.9% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4755 2024 710 131464.9% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1360 119 124191.2% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1612 416 119674.2% TWTC - tw telecom holdings,
inc.,US
AS18566 2069 898 117156.6% MEGAPATH5-US - MegaPath
Corporation,US
AS6147 1445 277 116880.8% Telefonica del Peru S.A.A.,PE
AS7552 1198 90 110892.5% VIETEL-AS-AP Viettel
Corporation,VN
AS7303 1634 527 110767.7% Telecom Argentina S.A.,AR
AS22561 1376 314 106277.2% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS4808 1517 508 100966.5% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS26615 1100 130 97088.2% Tim Celular S.A.,BR
AS8151 1656 708 94857.2% Uninet S.A. de C.V.,MX
AS8402 962 23 93997.6% CORBINA-AS OJSC Vimpelcom,RU
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS38285 977 130 84786.7% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS6849 1206 414 79265.7% UKRTELNET JSC UKRTELECOM,UA
AS55430 852 66 78692.3% STARHUBINTERNET-AS-NGNBN
Starhub Internet Pte Ltd,SG
AS24560 1244
BGP Update Report
BGP Update Report Interval: 09-Jul-15 -to- 16-Jul-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 216684 5.0% 170.9 -- BSNL-NIB National Internet Backbone,IN 2 - AS21669 126329 2.9% 126329.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 3 - AS22059 113750 2.6% 56875.0 -- -Reserved AS-,ZZ 4 - AS11056 112931 2.6% 112931.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 5 - AS36947 84263 1.9% 877.7 -- ALGTEL-AS,DZ 6 - AS54169 83988 1.9% 83988.0 -- MGH-ION-1 - Marin General Hospital,US 7 - AS39891 70210 1.6% 53.1 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 8 - AS25438 65707 1.5% 619.9 -- ASN-ICCNET International Computer Company, Ltd.,SA 9 - AS370959533 1.4%2204.9 -- NET-CITY-SA - City of San Antonio,US 10 - AS33659 47554 1.1% 23777.0 -- CMCS - Comcast Cable Communications, Inc.,US 11 - AS331643148 1.0%1269.1 -- RELARN Association of scientific and educational organizations-computer networks users RELARN,RU 12 - AS24699 40378 0.9%1009.5 -- IVTELECOM-AS OJSC Rostelecom,RU 13 - AS33287 36114 0.8% 18057.0 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US 14 - AS25563 34671 0.8% 11557.0 -- WEBLAND-AS Webland AG,CH 15 - AS10620 33665 0.8% 15.1 -- Telmex Colombia S.A.,CO 16 - AS28573 32854 0.8% 22.5 -- NET Serviços de Comunicação S.A.,BR 17 - AS131090 29996 0.7% 340.9 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 18 - AS59943 28031 0.6% 28031.0 -- RADAR-AS Radar LLC,RU 19 - AS45271 27464 0.6% 58.9 -- ICLNET-AS-AP Idea Cellular Limited,IN 20 - AS13036 24797 0.6%1549.8 -- TMOBILE-CZ T-Mobile Czech Republic a.s.,CZ TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS21669 126329 2.9% 126329.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - AS11056 112931 2.6% 112931.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 3 - AS54169 83988 1.9% 83988.0 -- MGH-ION-1 - Marin General Hospital,US 4 - AS22059 113750 2.6% 56875.0 -- -Reserved AS-,ZZ 5 - AS59943 28031 0.6% 28031.0 -- RADAR-AS Radar LLC,RU 6 - AS33659 47554 1.1% 23777.0 -- CMCS - Comcast Cable Communications, Inc.,US 7 - AS33287 36114 0.8% 18057.0 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US 8 - AS25563 34671 0.8% 11557.0 -- WEBLAND-AS Webland AG,CH 9 - AS40637 11492 0.3% 11492.0 -- MAILROUTE - MailRoute, Inc.,US 10 - AS14244 11345 0.3% 11345.0 -- NSIHOSTING-EQX-VA - NSI Hosting,US 11 - AS197914 10370 0.2% 10370.0 -- STOCKHO-AS Stockho Hosting SARL,FR 12 - AS3935889590 0.2%9590.0 -- MUBEA-FLO - Mubea,US 13 - AS404938153 0.2%8153.0 -- FACILITYSOURCEINC - FacilitySource,US 14 - AS380006270 0.1%6270.0 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 15 - AS6629 7801 0.2%3900.5 -- NOAA-AS - NOAA,US 16 - AS47680 10662 0.2%3554.0 -- NHCS EOBO Limited,IE 17 - AS2015583398 0.1%3398.0 -- TFEB-AS The State Bank for Foreign Affairs of Turkmenistan,TM 18 - AS557412714 0.1%2714.0 -- WBSDC-NET-IN West Bengal Electronics Industry Development,IN 19 - AS33440 10471 0.2%2617.8 -- WEBRULON-NETWORK - webRulon, LLC,US 20 - AS45606 11410 0.3%2282.0 -- TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 209.212.8.0/24 126329 2.8% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 2 - 50.202.59.0/24 112931 2.5% AS11056 -- BERGERMONTAGUE - Berger Montague, P.C,US 3 - 204.80.242.0/24 83988 1.9% AS54169 -- MGH-ION-1 - Marin General Hospital,US 4 - 199.204.107.0/24 83657 1.9% AS33287 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US AS33659 -- CMCS - Comcast Cable Communications, Inc.,US 5 - 105.96.0.0/22 83525 1.9% AS36947 -- ALGTEL-AS,DZ 6 - 76.191.107.0/24 56941 1.3% AS22059 -- -Reserved AS-,ZZ 7 - 64.34.125.0/2456809 1.3% AS22059 -- -Reserved AS-,ZZ 8 - 61.7.155.0/24 29580 0.7% AS131090 -- CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Company Ltd,CAT ,TH 9 - 185.65.148.0/24 28031 0.6% AS59943 -- RADAR-AS Radar LLC,RU 10 - 186.208.186.0/24 14937 0.3% AS262741 -- CONECTSUL - COMERCIO E SERVICOS LTDA,BR 11 - 64.5.116.0/24 12783 0.3% AS26972 -- SIRIUS-FIBER - Sirius Fiber, Inc.,US 12 - 92.43.216.0/2111794 0.3% AS25563 -- WEBLAND-AS Webland AG,CH 13 - 199.89.0.0/21
The Cidr Report
This report has been generated at Fri Jul 17 21:14:51 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
10-07-15560303 305915
11-07-15560446 305557
12-07-15559883 305833
13-07-15560432 305824
14-07-15560613 305838
15-07-15560683 306360
16-07-15561105 305878
17-07-15560782 306017
AS Summary
51217 Number of ASes in routing system
20355 Number of ASes announcing only one prefix
3294 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120761600 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 17Jul15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 561291 305997 25529445.5% All ASes
AS22773 3177 166 301194.8% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2758 71 268797.4% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2699 78 262197.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS9394 2919 314 260589.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS39891 2473 33 244098.7% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2286 117 216994.9% NET Serviços de Comunicação
S.A.,BR
AS3356 2584 778 180669.9% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2949 1234 171558.2% KIXS-AS-KR Korea Telecom,KR
AS10620 3294 1599 169551.5% Telmex Colombia S.A.,CO
AS9808 1586 66 152095.8% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS7545 2686 1179 150756.1% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS6983 1750 247 150385.9% ITCDELTA - Earthlink, Inc.,US
AS20115 1868 421 144777.5% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4755 2034 652 138267.9% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1360 121 123991.1% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1615 416 119974.2% TWTC - tw telecom holdings,
inc.,US
AS18566 2064 912 115255.8% MEGAPATH5-US - MegaPath
Corporation,US
AS6147 1398 277 112180.2% Telefonica del Peru S.A.A.,PE
AS7552 1158 60 109894.8% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1382 313 106977.4% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7303 1630 580 105064.4% Telecom Argentina S.A.,AR
AS4808 1513 509 100466.4% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS6849 1206 216 99082.1% UKRTELNET JSC UKRTELECOM,UA
AS8151 1702 733 96956.9% Uninet S.A. de C.V.,MX
AS26615 1098 134 96487.8% Tim Celular S.A.,BR
AS8402 984 21 96397.9% CORBINA-AS OJSC Vimpelcom,RU
AS4788 1168 248 92078.8% TMNET-AS-AP TM Net, Internet
Service Provider,MY
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS4538 2102 1253 84940.4% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS38285 977
The Cidr Report
This report has been generated at Fri Jul 10 21:14:43 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
03-07-15558842 305658
04-07-15559475 305396
05-07-15559019 305621
06-07-15559208 305624
07-07-15559433 306348
08-07-15560044 306193
09-07-15560059 306043
10-07-15560303 305962
AS Summary
51125 Number of ASes in routing system
20307 Number of ASes announcing only one prefix
3288 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120761600 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 10Jul15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 560443 305950 25449345.4% All ASes
AS22773 3182 166 301694.8% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2758 71 268797.4% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2699 78 262197.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS9394 2919 315 260489.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS39891 2473 33 244098.7% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2279 119 216094.8% NET Serviços de Comunicação
S.A.,BR
AS3356 2584 777 180769.9% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2947 1232 171558.2% KIXS-AS-KR Korea Telecom,KR
AS10620 3288 1585 170351.8% Telmex Colombia S.A.,CO
AS7545 2684 1180 150456.0% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS6983 1750 247 150385.9% ITCDELTA - Earthlink, Inc.,US
AS9808 1557 65 149295.8% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS20115 1866 480 138674.3% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4755 2015 702 131365.2% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1359 121 123891.1% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1616 415 120174.3% TWTC - tw telecom holdings,
inc.,US
AS18566 2060 909 115155.9% MEGAPATH5-US - MegaPath
Corporation,US
AS6147 1390 277 111380.1% Telefonica del Peru S.A.A.,PE
AS7552 1140 59 108194.8% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1382 324 105876.6% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7303 1631 579 105264.5% Telecom Argentina S.A.,AR
AS8402 1052 23 102997.8% CORBINA-AS OJSC Vimpelcom,RU
AS4808 1513 508 100566.4% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS6849 1206 216 99082.1% UKRTELNET JSC UKRTELECOM,UA
AS8151 1700 736 96456.7% Uninet S.A. de C.V.,MX
AS26615 1101 180 92183.7% Tim Celular S.A.,BR
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS38285 980 128 85286.9% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 2040 1191 84941.6% ERX-CERNET-BKB China Education
and Research Network
BGP Update Report
BGP Update Report Interval: 02-Jul-15 -to- 09-Jul-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 220585 5.2% 195.7 -- BSNL-NIB National Internet Backbone,IN 2 - AS23752 203734 4.8%1434.7 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS14287 149886 3.5% 29977.2 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 4 - AS36947 84544 2.0% 583.1 -- ALGTEL-AS,DZ 5 - AS22773 84077 2.0% 477.7 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.,US 6 - AS54169 70867 1.7% 70867.0 -- MGH-ION-1 - Marin General Hospital,US 7 - AS25438 66939 1.6% 631.5 -- ASN-ICCNET International Computer Company, Ltd.,SA 8 - AS370960234 1.4%2230.9 -- NET-CITY-SA - City of San Antonio,US 9 - AS331657914 1.4%1565.2 -- RELARN Association of scientific and educational organizations-computer networks users RELARN,RU 10 - AS24699 53074 1.2%1360.9 -- IVTELECOM-AS OJSC Rostelecom,RU 11 - AS39891 48013 1.1% 38.2 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 12 - AS22059 42261 1.0% 21130.5 -- -Reserved AS-,ZZ 13 - AS13036 39622 0.9%2476.4 -- TMOBILE-CZ T-Mobile Czech Republic a.s.,CZ 14 - AS25563 36080 0.8% 12026.7 -- WEBLAND-AS Webland AG,CH 15 - AS21669 33901 0.8% 33901.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 16 - AS59943 28826 0.7% 28826.0 -- RADAR-AS Radar LLC,RU 17 - AS263652 25971 0.6%1527.7 -- CMDNET Internet Informática Ltda,BR 18 - AS26972 24535 0.6%1363.1 -- SIRIUS-FIBER - Sirius Fiber, Inc.,US 19 - AS712223457 0.6% 32.8 -- MTS-ASN - MTS Allstream Inc.,CA 20 - AS10620 21803 0.5% 12.0 -- Telmex Colombia S.A.,CO TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS54169 70867 1.7% 70867.0 -- MGH-ION-1 - Marin General Hospital,US 2 - AS21669 33901 0.8% 33901.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 3 - AS14287 149886 3.5% 29977.2 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 4 - AS59943 28826 0.7% 28826.0 -- RADAR-AS Radar LLC,RU 5 - AS22059 42261 1.0% 21130.5 -- -Reserved AS-,ZZ 6 - AS25563 36080 0.8% 12026.7 -- WEBLAND-AS Webland AG,CH 7 - AS14244 11388 0.3% 11388.0 -- NSIHOSTING-EQX-VA - NSI Hosting,US 8 - AS3935889603 0.2%9603.0 -- MUBEA-FLO - Mubea,US 9 - AS406379002 0.2%9002.0 -- MAILROUTE - MailRoute, Inc.,US 10 - AS476807133 0.2%7133.0 -- NHCS EOBO Limited,IE 11 - AS1979146889 0.2%6889.0 -- STOCKHO-AS Stockho Hosting SARL,FR 12 - AS295286094 0.1%6094.0 -- ERC-AS ERC - Financial Logistics Ltd.,RU 13 - AS404935901 0.1%5901.0 -- FACILITYSOURCEINC - FacilitySource,US 14 - AS110565406 0.1%5406.0 -- BERGERMONTAGUE - Berger Montague, P.C,US 15 - AS33659 18455 0.4%4613.8 -- CMCS - Comcast Cable Communications, Inc.,US 16 - AS734913020 0.3%4340.0 -- WINDSTEAM-HOSTED-SOLUTIONS-1 - Windstream Hosted Solutions, LLC,US 17 - AS33287 12702 0.3%4234.0 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US 18 - AS6316 6731 0.2%3365.5 -- AS-PAETEC-NET - PaeTec Communications, Inc.,US 19 - AS13036 39622 0.9%2476.4 -- TMOBILE-CZ T-Mobile Czech Republic a.s.,CZ 20 - AS100132474 0.1%2474.0 -- FBDC FreeBit Co.,Ltd.,JP TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 100045 2.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/2199723 2.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 105.96.0.0/22 79141 1.8% AS36947 -- ALGTEL-AS,DZ 4 - 204.80.242.0/24 70867 1.6% AS54169 -- MGH-ION-1 - Marin General Hospital,US 5 - 209.212.8.0/2433901 0.8% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 6 - 199.204.107.0/24 31142 0.7% AS33287 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US AS33659 -- CMCS - Comcast Cable Communications, Inc.,US 7 - 208.88.232.0/22 29978 0.7% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 8 - 208.78.116.0/22 29978 0.7% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 9 - 208.73.244.0/22 29978 0.7% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 10 - 216.162.0.0/2029978 0.7% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 11 - 208.70.20.0/2229974 0.7% AS14287 --
The Cidr Report
This report has been generated at Fri Jul 3 21:18:39 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
26-06-15559284 304656
27-06-15559355 304870
28-06-15559516 304889
29-06-15559583 305132
30-06-15559786 307143
01-07-15563153 305369
02-07-15559591 305504
03-07-15558842 305482
AS Summary
51058 Number of ASes in routing system
20318 Number of ASes announcing only one prefix
3268 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120761600 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 03Jul15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 559024 305540 25348445.3% All ASes
AS22773 3184 171 301394.6% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2758 71 268797.4% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2697 78 261997.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS9394 2918 315 260389.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS39891 2473 32 244198.7% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2282 119 216394.8% NET Serviços de Comunicação
S.A.,BR
AS3356 2578 791 178769.3% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2950 1234 171658.2% KIXS-AS-KR Korea Telecom,KR
AS10620 3268 1584 168451.5% Telmex Colombia S.A.,CO
AS6983 1750 247 150385.9% ITCDELTA - Earthlink, Inc.,US
AS7545 2666 1170 149656.1% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS9808 1551 67 148495.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS20115 1865 481 138474.2% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4755 2022 696 132665.6% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1360 122 123891.0% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1614 412 120274.5% TWTC - tw telecom holdings,
inc.,US
AS7552 1142 59 108394.8% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1382 325 105776.5% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7303 1630 580 105064.4% Telecom Argentina S.A.,AR
AS18566 2060 1030 103050.0% MEGAPATH5-US - MegaPath
Corporation,US
AS8402 1032 23 100997.8% CORBINA-AS OJSC Vimpelcom,RU
AS4808 1511 506 100566.5% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS6849 1206 216 99082.1% UKRTELNET JSC UKRTELECOM,UA
AS8151 1700 724 97657.4% Uninet S.A. de C.V.,MX
AS4538 2086 1163 92344.2% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS26615 1077 177 90083.6% Tim Celular S.A.,BR
AS4780 1109 247 86277.7% SEEDNET Digital United Inc.,TW
AS38285 980 128 85286.9% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
BGP Update Report
BGP Update Report Interval: 25-Jun-15 -to- 02-Jul-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 380679 7.9% 308.5 -- BSNL-NIB National Internet Backbone,IN 2 - AS11139 351030 7.3%3441.5 -- CWDOM - Cable Wireless Dominica,DM 3 - AS23752 276685 5.8%2249.5 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - AS36947 86995 1.8% 604.1 -- ALGTEL-AS,DZ 5 - AS370969609 1.4%2578.1 -- NET-CITY-SA - City of San Antonio,US 6 - AS54169 65669 1.4% 65669.0 -- MGH-ION-1 - Marin General Hospital,US 7 - AS14287 63873 1.3%9124.7 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 8 - AS18566 58620 1.2% 175.5 -- MEGAPATH5-US - MegaPath Corporation,US 9 - AS331657167 1.2%1633.3 -- RELARN Association of scientific and educational organizations-computer networks users RELARN,RU 10 - AS22059 41113 0.9% 20556.5 -- -Reserved AS-,ZZ 11 - AS25438 40155 0.8% 378.8 -- ASN-ICCNET International Computer Company, Ltd.,SA 12 - AS209 39450 0.8% 10.9 -- CENTURYLINK-US-LEGACY-QWEST - Qwest Communications Company, LLC,US 13 - AS25563 38456 0.8% 12818.7 -- WEBLAND-AS Webland AG,CH 14 - AS38197 36248 0.8% 37.4 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 15 - AS34984 24286 0.5% 38.0 -- TELLCOM-AS TELLCOM ILETISIM HIZMETLERI A.S.,TR 16 - AS59943 22829 0.5% 22829.0 -- RADAR-AS Radar LLC,RU 17 - AS48159 22193 0.5% 63.8 -- TIC-AS Telecommunication Infrastructure Company,IR 18 - AS10620 21456 0.5% 13.6 -- Telmex Colombia S.A.,CO 19 - AS38264 19074 0.4% 68.4 -- WATEEN-IMS-PK-AS-AP National WiMAX/IMS environment,PK 20 - AS934118824 0.4% 319.1 -- ICONPLN-ID-AP PT Indonesia Comnets Plus,ID TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS54169 65669 1.4% 65669.0 -- MGH-ION-1 - Marin General Hospital,US 2 - AS59943 22829 0.5% 22829.0 -- RADAR-AS Radar LLC,RU 3 - AS22059 41113 0.9% 20556.5 -- -Reserved AS-,ZZ 4 - AS25563 38456 0.8% 12818.7 -- WEBLAND-AS Webland AG,CH 5 - AS3935889732 0.2%9732.0 -- MUBEA-FLO - Mubea,US 6 - AS610399256 0.2%9256.0 -- ZMZ OAO ZMZ,RU 7 - AS14287 63873 1.3%9124.7 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 8 - AS406378678 0.2%8678.0 -- MAILROUTE - MailRoute, Inc.,US 9 - AS100136042 0.1%6042.0 -- FBDC FreeBit Co.,Ltd.,JP 10 - AS219735790 0.1%5790.0 -- XPONET - Xponet,US 11 - AS31357 11188 0.2%5594.0 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 12 - AS2015224067 0.1%4067.0 -- UB330-NET UB330.net d.o.o.,SI 13 - AS11139 351030 7.3%3441.5 -- CWDOM - Cable Wireless Dominica,DM 14 - AS510883424 0.1%3424.0 -- A2B A2B IP B.V.,NL 15 - AS195023293 0.1%3293.0 -- CRANEWAREINSIGHT-AS - Craneware Insight, Inc.,US 16 - AS557412684 0.1%2684.0 -- WBSDC-NET-IN West Bengal Electronics Industry Development,IN 17 - AS370969609 1.4%2578.1 -- NET-CITY-SA - City of San Antonio,US 18 - AS404932520 0.1%2520.0 -- FACILITYSOURCEINC - FacilitySource,US 19 - AS390452496 0.1%2496.0 -- GAZTELECOM-AS LLC Gazprom telecom,RU 20 - AS522339930 0.2%2482.5 -- Columbus Communications Curacao NV,CW TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 137708 2.8% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 137600 2.8% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 105.96.0.0/22 83944 1.7% AS36947 -- ALGTEL-AS,DZ 4 - 204.80.242.0/24 65669 1.3% AS54169 -- MGH-ION-1 - Marin General Hospital,US 5 - 185.65.148.0/24 22829 0.5% AS59943 -- RADAR-AS Radar LLC,RU 6 - 64.34.125.0/2420866 0.4% AS22059 -- -Reserved AS-,ZZ 7 - 76.191.107.0/24 20247 0.4% AS22059 -- -Reserved AS-,ZZ 8 - 208.163.55.0/24 15193 0.3% AS10292 -- CWJ-1 - Cable Wireless Jamaica,JM 9 - 92.43.216.0/2112983 0.3% AS25563 -- WEBLAND-AS Webland AG,CH 10 - 185.84.192.0/22 12806 0.3% AS25563 -- WEBLAND-AS Webland AG,CH 11 - 208.73.244.0/22 12781 0.3% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 12 - 208.88.232.0/22 12774 0.3% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 13 - 208.78.116.0/22 12774 0.3% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 14 - 216.162.0.0/2012774 0.3% AS14287 --
The Cidr Report
This report has been generated at Fri Jun 26 21:17:55 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
19-06-15558465 311797
20-06-15557822 304583
21-06-15557973 304716
22-06-15558238 304106
23-06-15558195 304707
24-06-15558651 303797
25-06-15558676 304034
26-06-15559284 304723
AS Summary
51017 Number of ASes in routing system
20289 Number of ASes announcing only one prefix
3256 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120759552 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 26Jun15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 559555 304724 25483145.5% All ASes
AS22773 3185 171 301494.6% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2792 71 272197.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2698 78 262097.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS9394 2920 316 260489.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS39891 2473 34 243998.6% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2286 119 216794.8% NET Serviços de Comunicação
S.A.,BR
AS3356 2588 788 180069.6% LEVEL3 - Level 3
Communications, Inc.,US
AS10620 3256 1554 170252.3% Telmex Colombia S.A.,CO
AS4766 2952 1358 159454.0% KIXS-AS-KR Korea Telecom,KR
AS6983 1749 247 150285.9% ITCDELTA - Earthlink, Inc.,US
AS7545 2649 1165 148456.0% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS9808 1551 67 148495.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS20115 1863 489 137473.8% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7303 1633 293 134082.1% Telecom Argentina S.A.,AR
AS4755 2024 709 131565.0% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS6147 1568 302 126680.7% Telefonica del Peru S.A.A.,PE
AS9498 1355 122 123391.0% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1614 413 120174.4% TWTC - tw telecom holdings,
inc.,US
AS22561 1383 286 109779.3% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7552 1154 60 109494.8% VIETEL-AS-AP Viettel
Corporation,VN
AS4808 1505 502 100366.6% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network,CN
AS6849 1206 216 99082.1% UKRTELNET JSC UKRTELECOM,UA
AS8151 1699 721 97857.6% Uninet S.A. de C.V.,MX
AS8402 988 23 96597.7% CORBINA-AS OJSC Vimpelcom,RU
AS18566 2054 1137 91744.6% MEGAPATH5-US - MegaPath
Corporation,US
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS4538 1954 1040 91446.8% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS26615 1077 177 90083.6% Tim Celular S.A.,BR
AS38285 979 126 85387.1% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
BGP Update Report
BGP Update Report Interval: 18-Jun-15 -to- 25-Jun-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 295162 5.8% 293.4 -- BSNL-NIB National Internet Backbone,IN 2 - AS11139 282275 5.5%1049.3 -- CWDOM - Cable Wireless Dominica,DM 3 - AS23752 274915 5.4%2272.0 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - AS36947 86277 1.7%1513.6 -- ALGTEL-AS,DZ 5 - AS54169 65664 1.3% 32832.0 -- MGH-ION-1 - Marin General Hospital,US 6 - AS370963193 1.2%2340.5 -- NET-CITY-SA - City of San Antonio,US 7 - AS28024 60787 1.2% 39.4 -- Nuevatel PCS de Bolivia S.A.,BO 8 - AS22059 41677 0.8% 20838.5 -- -Reserved AS-,ZZ 9 - AS840241576 0.8% 110.6 -- CORBINA-AS OJSC Vimpelcom,RU 10 - AS25563 35835 0.7%8958.8 -- WEBLAND-AS Webland AG,CH 11 - AS38197 31134 0.6% 22.6 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 12 - AS391 30965 0.6% 118.2 -- AFCONC-BLOCK1-AS - 754th Electronic Systems Group,US 13 - AS10834 30420 0.6% 166.2 -- Telefonica de Argentina,AR 14 - AS25577 26596 0.5% 397.0 -- C4L-AS Connexions4London Ltd,GB 15 - AS39891 25799 0.5% 16.8 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 16 - AS48159 25566 0.5% 75.0 -- TIC-AS Telecommunication Infrastructure Company,IR 17 - AS381625023 0.5% 59.4 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 18 - AS424924371 0.5% 15.3 -- LILLY-AS - Eli Lilly and Company,US 19 - AS13036 20344 0.4%1271.5 -- TMOBILE-CZ T-Mobile Czech Republic a.s.,CZ 20 - AS246 19693 0.4% 44.5 -- ASIFICS-GW-AS - 754th Electronic Systems Group,US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS54169 65664 1.3% 32832.0 -- MGH-ION-1 - Marin General Hospital,US 2 - AS22059 41677 0.8% 20838.5 -- -Reserved AS-,ZZ 3 - AS3935889604 0.2%9604.0 -- MUBEA-FLO - Mubea,US 4 - AS25563 35835 0.7%8958.8 -- WEBLAND-AS Webland AG,CH 5 - AS610395307 0.1%5307.0 -- ZMZ OAO ZMZ,RU 6 - AS32005 13093 0.3%4364.3 -- THE-CHURCH-PENSION-GROUP - CHURCH PENSION GROUP SERVICES CORPORATION,US 7 - AS2015224002 0.1%4002.0 -- UB330-NET UB330.net d.o.o.,SI 8 - AS406373395 0.1%3395.0 -- MAILROUTE - MailRoute, Inc.,US 9 - AS380006084 0.1%3042.0 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 10 - AS201739428 0.2%2357.0 -- Televisa, S.A de C.V.,MX 11 - AS370963193 1.2%2340.5 -- NET-CITY-SA - City of San Antonio,US 12 - AS23752 274915 5.4%2272.0 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 13 - AS357982201 0.0%2201.0 -- DEVERYWARE DEVERYWARE S.A.,FR 14 - AS10292 16183 0.3%2022.9 -- CWJ-1 - Cable Wireless Jamaica,JM 15 - AS139437439 0.1%1859.8 -- YK-COMMUNICATIONS - YK Communications, Inc.,US 16 - AS31357 11768 0.2%1681.1 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 17 - AS276441642 0.0%1642.0 -- THREATSTOP - ThreatSTOP,US 18 - AS566361636 0.0%1636.0 -- ASVEDARU VEDA Ltd.,RU 19 - AS572331630 0.0%1630.0 -- ASKOMPANON Kompanon LLC.,RU 20 - AS36947 86277 1.7%1513.6 -- ALGTEL-AS,DZ TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.64.0/21 139889 2.6% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.88.0/21 133259 2.5% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 105.96.0.0/22 85890 1.6% AS36947 -- ALGTEL-AS,DZ 4 - 204.80.242.0/24 65660 1.2% AS54169 -- MGH-ION-1 - Marin General Hospital,US 5 - 200.0.251.0/2429629 0.6% AS10834 -- Telefonica de Argentina,AR 6 - 64.34.125.0/2421241 0.4% AS22059 -- -Reserved AS-,ZZ 7 - 76.191.107.0/24 20436 0.4% AS22059 -- -Reserved AS-,ZZ 8 - 208.163.55.0/24 15511 0.3% AS10292 -- CWJ-1 - Cable Wireless Jamaica,JM 9 - 41.216.207.0/24 12217 0.2% AS37105 -- NEOLOGY-AS,ZA 10 - 92.43.216.0/2112183 0.2% AS25563 -- WEBLAND-AS Webland AG,CH 11 - 185.84.192.0/22 11940 0.2% AS25563 -- WEBLAND-AS Webland AG,CH 12 - 78.140.0.0/18 11710 0.2% AS31357 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 13 - 178.174.96.0/19 11709 0.2% AS25563 -- WEBLAND-AS Webland AG,CH 14 - 192.58.137.0/249604 0.2% AS393588 -- MUBEA-FLO - Mubea,US 15 - 203.192.255.0/24 9597 0.2% AS17665 -- IN2CABLE-AP AS Number
The Cidr Report
This report has been generated at Fri Jun 19 21:14:38 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
12-06-15557587 304085
13-06-15557180 303970
14-06-15557174 304305
15-06-15557480 304564
16-06-15557299 304777
17-06-15557521 304842
18-06-15557736 304985
19-06-15558465 305020
AS Summary
50936 Number of ASes in routing system
20251 Number of ASes announcing only one prefix
3250 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120759296 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 19Jun15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 558662 304994 25366845.4% All ASes
AS22773 3175 169 300694.7% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2791 70 272197.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2697 78 261997.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS9394 2919 315 260489.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS39891 2473 35 243898.6% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2273 293 198087.1% NET Serviços de Comunicação
S.A.,BR
AS4755 2023 281 174286.1% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS10620 3250 1632 161849.8% Telmex Colombia S.A.,CO
AS4766 2949 1359 159053.9% KIXS-AS-KR Korea Telecom,KR
AS6983 1748 247 150185.9% ITCDELTA - Earthlink, Inc.,US
AS7545 2642 1165 147755.9% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS9808 1539 67 147295.6% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS20115 1887 488 139974.1% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7303 1639 287 135282.5% Telecom Argentina S.A.,AR
AS6147 1621 301 132081.4% Telefonica del Peru S.A.A.,PE
AS9498 1350 121 122991.0% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1616 413 120374.4% TWTC - tw telecom holdings,
inc.,US
AS22561 1355 261 109480.7% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7552 1146 58 108894.9% VIETEL-AS-AP Viettel
Corporation,VN
AS3356 2560 1510 105041.0% LEVEL3 - Level 3
Communications, Inc.,US
AS18566 2050 1019 103150.3% MEGAPATH5-US - MegaPath
Corporation,US
AS8402 1024 28 99697.3% CORBINA-AS OJSC Vimpelcom,RU
AS6849 1207 217 99082.0% UKRTELNET JSC UKRTELECOM,UA
AS8151 1695 716 97957.8% Uninet S.A. de C.V.,MX
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS4538 1954 1039 91546.8% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS26615 1088 178 91083.6% Tim Celular S.A.,BR
AS38285 979 126 85387.1% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 870 33 83796.2% Global Village Telecom,BR
AS4780 1081 270 81175.0% SEEDNET Digital United Inc.,TW
Total 56600
BGP Update Report
BGP Update Report Interval: 11-Jun-15 -to- 18-Jun-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 276928 3.3%2288.7 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 233909 2.8% 135.3 -- BSNL-NIB National Internet Backbone,IN 3 - AS9198 112457 1.3% 134.0 -- KAZTELECOM-AS JSC Kazakhtelecom,KZ 4 - AS36947 82755 1.0% 472.9 -- ALGTEL-AS,DZ 5 - AS54169 73772 0.9% 24590.7 -- MGH-ION-1 - Marin General Hospital,US 6 - AS29049 71845 0.9% 270.1 -- DELTA-TELECOM-AS Delta Telecom Ltd,AZ 7 - AS370963415 0.8%2348.7 -- NET-CITY-SA - City of San Antonio,US 8 - AS12389 50484 0.6% 223.4 -- ROSTELECOM-AS OJSC Rostelecom,RU 9 - AS45899 47800 0.6% 58.7 -- VNPT-AS-VN VNPT Corp,VN 10 - AS42337 46309 0.6% 254.4 -- RESPINA-AS Respina Networks Beyond PJSC,IR 11 - AS28573 44194 0.5% 22.1 -- NET Serviços de Comunicação S.A.,BR 12 - AS34875 44023 0.5% 282.2 -- YANFES OJSC Rostelecom,RU 13 - AS22059 42852 0.5%6121.7 -- -Reserved AS-,ZZ 14 - AS20852 42114 0.5% 307.4 -- ATLANT-TELECOM-AS FE ALTERNATIVNAYA ZIFROVAYA SET,BY 15 - AS39891 38514 0.5% 26.1 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 16 - AS51074 37789 0.5% 229.0 -- MABNA GOSTARESH-E-ERTEBATAT-E MABNA COMPANY (Private Joint Stock),IR 17 - AS25563 35876 0.4%8969.0 -- WEBLAND-AS Webland AG,CH 18 - AS669735584 0.4% 237.2 -- BELPAK-AS Republican Unitary Telecommunication Enterprise Beltelecom,BY 19 - AS381634837 0.4% 37.3 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 20 - AS939434387 0.4% 12.2 -- CTTNET China TieTong Telecommunications Corporation,CN TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS54169 73772 0.9% 24590.7 -- MGH-ION-1 - Marin General Hospital,US 2 - AS63485 15120 0.2% 15120.0 -- PATRIOT-ASN - Patriot Web Solutions,US 3 - AS3935889500 0.1%9500.0 -- MUBEA-FLO - Mubea,US 4 - AS25563 35876 0.4%8969.0 -- WEBLAND-AS Webland AG,CH 5 - AS22059 42852 0.5%6121.7 -- -Reserved AS-,ZZ 6 - AS33287 10045 0.1%5022.5 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US 7 - AS32005 15432 0.2%3858.0 -- THE-CHURCH-PENSION-GROUP - CHURCH PENSION GROUP SERVICES CORPORATION,US 8 - AS828316772 0.2%3354.4 -- COLOCLUE-AS Netwerkvereniging Coloclue, Amsterdam, Netherlands,NL 9 - AS17001 14658 0.2%2931.6 -- UMANITOBA - University of Manitoba,CA 10 - AS2009395106 0.1%2553.0 -- LME-IRAQ Lukoil Overseas Service B.V.,IQ 11 - AS334409951 0.1%2487.8 -- WEBRULON-NETWORK - webRulon, LLC,US 12 - AS370963415 0.8%2348.7 -- NET-CITY-SA - City of San Antonio,US 13 - AS23752 276928 3.3%2288.7 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 14 - AS45606 10037 0.1%2007.4 -- 15 - AS566361870 0.0%1870.0 -- ASVEDARU VEDA Ltd.,RU 16 - AS557411794 0.0%1794.0 -- WBSDC-NET-IN West Bengal Electronics Industry Development,IN 17 - AS494266991 0.1%1747.8 -- LINTECSAS1-AS LInTeCS AS,RU 18 - AS31357 11578 0.1%1654.0 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 19 - AS380006438 0.1%1609.5 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 20 - AS638741524 0.0%1524.0 -- IDNIC-BOSOWA-AS-ID PT Bosowa Media Utama,ID TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 137622 1.6% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 137064 1.6% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 105.96.0.0/22 81792 0.9% AS36947 -- ALGTEL-AS,DZ 4 - 204.80.242.0/24 73759 0.9% AS54169 -- MGH-ION-1 - Marin General Hospital,US 5 - 199.204.107.0/24 29118 0.3% AS33287 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US AS33659 -- CMCS - Comcast Cable Communications, Inc.,US 6 - 192.245.51.0/24 27241 0.3% AS10965 -- MRNET - MRNet,CA AS17001 -- UMANITOBA - University of Manitoba,CA 7 - 64.34.125.0/2421840 0.2% AS22059 -- -Reserved AS-,ZZ 8 - 76.191.107.0/24 20992 0.2% AS22059 -- -Reserved AS-,ZZ 9 - 168.151.255.0/24 15964 0.2% AS62519 -- CERTIFIEDHOST-ASN - Certified Host, LLC,US 10 - 170.178.152.0/22 15120 0.2% AS63485 -- PATRIOT-ASN -
The Cidr Report
This report has been generated at Fri Jun 12 21:14:37 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
05-06-15555774 305130
06-06-15556811 305075
07-06-15556467 305437
08-06-15557208 305685
09-06-15557034 305924
10-06-15557385 305621
11-06-15556779 303990
12-06-15557587 304127
AS Summary
50831 Number of ASes in routing system
20206 Number of ASes announcing only one prefix
3246 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120824832 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 12Jun15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 557249 304232 25301745.4% All ASes
AS22773 3096 172 292494.4% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2791 70 272197.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2692 78 261497.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS9394 2921 315 260689.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS39891 2473 34 243998.6% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2267 304 196386.6% NET Serviços de Comunicação
S.A.,BR
AS4755 2023 261 176287.1% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2927 1339 158854.3% KIXS-AS-KR Korea Telecom,KR
AS9808 1588 67 152195.8% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1747 247 150085.9% ITCDELTA - Earthlink, Inc.,US
AS7545 2648 1175 147355.6% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS10620 3246 1773 147345.4% Telmex Colombia S.A.,CO
AS20115 1885 486 139974.2% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7303 1637 286 135182.5% Telecom Argentina S.A.,AR
AS6147 1621 282 133982.6% Telefonica del Peru S.A.A.,PE
AS9498 1339 118 122191.2% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1616 413 120374.4% TWTC - tw telecom holdings,
inc.,US
AS18566 2050 898 115256.2% MEGAPATH5-US - MegaPath
Corporation,US
AS22561 1353 261 109280.7% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7552 1145 56 108995.1% VIETEL-AS-AP Viettel
Corporation,VN
AS3356 2576 1519 105741.0% LEVEL3 - Level 3
Communications, Inc.,US
AS6849 1208 217 99182.0% UKRTELNET JSC UKRTELECOM,UA
AS8402 1005 28 97797.2% CORBINA-AS OJSC Vimpelcom,RU
AS8151 1699 725 97457.3% Uninet S.A. de C.V.,MX
AS4538 1952 1036 91646.9% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS26615 1079 178 90183.5% Tim Celular S.A.,BR
AS18881 869 33 83696.2% Global Village Telecom,BR
AS4780 1075 264 81175.4% SEEDNET Digital United Inc.,TW
AS24560 1239 459 78063.0% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
Total 56766
BGP Update Report
BGP Update Report Interval: 04-Jun-15 -to- 11-Jun-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 321362 4.8% 166.7 -- BSNL-NIB National Internet Backbone,IN 2 - AS23752 282524 4.2%2062.2 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS45899 130614 1.9% 75.5 -- VNPT-AS-VN VNPT Corp,VN 4 - AS22059 122035 1.8% 17433.6 -- -Reserved AS-,ZZ 5 - AS36947 85280 1.3% 458.5 -- ALGTEL-AS,DZ 6 - AS54169 83616 1.2% 27872.0 -- MGH-ION-1 - Marin General Hospital,US 7 - AS33659 71069 1.1%1974.1 -- CMCS - Comcast Cable Communications, Inc.,US 8 - AS370964295 1.0%2381.3 -- NET-CITY-SA - City of San Antonio,US 9 - AS949849177 0.7% 36.6 -- BBIL-AP BHARTI Airtel Ltd.,IN 10 - AS39891 46821 0.7% 18.9 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 11 - AS45609 44745 0.7% 71.1 -- BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service,IN 12 - AS33287 38572 0.6%6428.7 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US 13 - AS55350 33242 0.5%8310.5 -- VSCGT-HK Virtual Switching Consultancy Limited (C/O VXRoutes Ltd),HK 14 - AS56041 33190 0.5% 63.0 -- CMNET-ZHEJIANG-AP China Mobile communications corporation,CN 15 - AS840231222 0.5% 25.9 -- CORBINA-AS OJSC Vimpelcom,RU 16 - AS17451 30522 0.5% 86.5 -- BIZNET-AS-AP BIZNET NETWORKS,ID 17 - AS24560 29311 0.4% 23.6 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services,IN 18 - AS132220 28357 0.4% 556.0 -- JPRDIGITAL-IN JPR Digital Pvt. Ltd.,IN 19 - AS10620 27879 0.4% 9.4 -- Telmex Colombia S.A.,CO 20 - AS28024 27789 0.4% 18.2 -- Nuevatel PCS de Bolivia S.A.,BO TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS54169 83616 1.2% 27872.0 -- MGH-ION-1 - Marin General Hospital,US 2 - AS22059 122035 1.8% 17433.6 -- -Reserved AS-,ZZ 3 - AS3935889562 0.1%9562.0 -- MUBEA-FLO - Mubea,US 4 - AS55350 33242 0.5%8310.5 -- VSCGT-HK Virtual Switching Consultancy Limited (C/O VXRoutes Ltd),HK 5 - AS33287 38572 0.6%6428.7 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US 6 - AS37515 11340 0.2%5670.0 -- iCONNECT,ZA 7 - AS32005 19332 0.3%4833.0 -- THE-CHURCH-PENSION-GROUP - CHURCH PENSION GROUP SERVICES CORPORATION,US 8 - AS634854294 0.1%4294.0 -- PATRIOT-ASN - Patriot Web Solutions,US 9 - AS501974287 0.1%4287.0 -- EDROS-AS Political Party Edinaya Russia,RU 10 - AS25563 14833 0.2%3708.2 -- WEBLAND-AS Webland AG,CH 11 - AS2009396732 0.1%3366.0 -- LME-IRAQ Lukoil Overseas Service B.V.,IQ 12 - AS828316762 0.2%3352.4 -- COLOCLUE-AS Netwerkvereniging Coloclue, Amsterdam, Netherlands,NL 13 - AS1317636155 0.1%3077.5 -- IDNIC-TADULAKO-AS-ID Universitas Tadulako,ID 14 - AS557412786 0.0%2786.0 -- WBSDC-NET-IN West Bengal Electronics Industry Development,IN 15 - AS370964295 1.0%2381.3 -- NET-CITY-SA - City of San Antonio,US 16 - AS36913 22043 0.3%2204.3 -- BROADBAND-MALAWI,MW 17 - AS23752 282524 4.2%2062.2 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 18 - AS334407900 0.1%1975.0 -- WEBRULON-NETWORK - webRulon, LLC,US 19 - AS33659 71069 1.1%1974.1 -- CMCS - Comcast Cable Communications, Inc.,US 20 - AS610391902 0.0%1902.0 -- ZMZ OAO ZMZ,RU TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 140438 2.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 139882 2.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 199.204.107.0/24 109541 1.6% AS33287 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US AS33659 -- CMCS - Comcast Cable Communications, Inc.,US 4 - 105.96.0.0/22 83734 1.2% AS36947 -- ALGTEL-AS,DZ 5 - 204.80.242.0/24 83603 1.2% AS54169 -- MGH-ION-1 - Marin General Hospital,US 6 - 64.34.125.0/2461480 0.9% AS22059 -- -Reserved AS-,ZZ 7 - 76.191.107.0/24 60535 0.9% AS22059 -- -Reserved AS-,ZZ 8 - 175.100.164.0/22 16612 0.2% AS55350 -- VSCGT-HK Virtual Switching Consultancy Limited (C/O VXRoutes Ltd),HK 9 - 103.4.244.0/2216611 0.2% AS55350 -- VSCGT-HK Virtual Switching Consultancy Limited (C/O VXRoutes Ltd),HK 10 - 78.140.0.0/18 10593 0.1%
The Cidr Report
This report has been generated at Fri Jun 5 21:14:36 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
29-05-15554940 306130
30-05-15555224 305988
31-05-15555285 303956
01-06-15555184 304348
02-06-15555140 304122
03-06-15555349 304869
04-06-15555053 304962
05-06-15555774 304969
AS Summary
50788 Number of ASes in routing system
20205 Number of ASes announcing only one prefix
3247 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120824832 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 05Jun15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 556726 305104 25162245.2% All ASes
AS22773 3094 172 292294.4% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2795 99 269696.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS9394 2923 316 260789.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS17974 2688 81 260797.0% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 34 243998.6% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2256 288 196887.2% NET Serviços de Comunicação
S.A.,BR
AS3356 2571 776 179569.8% LEVEL3 - Level 3
Communications, Inc.,US
AS4755 2021 260 176187.1% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2923 1303 162055.4% KIXS-AS-KR Korea Telecom,KR
AS9808 1584 67 151795.8% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1747 247 150085.9% ITCDELTA - Earthlink, Inc.,US
AS10620 3247 1828 141943.7% Telmex Colombia S.A.,CO
AS20115 1883 489 139474.0% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7303 1666 287 137982.8% Telecom Argentina S.A.,AR
AS6147 1617 281 133682.6% Telefonica del Peru S.A.A.,PE
AS9498 1336 117 121991.2% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1614 411 120374.5% TWTC - tw telecom holdings,
inc.,US
AS18566 2047 895 115256.3% MEGAPATH5-US - MegaPath
Corporation,US
AS7545 2646 1498 114843.4% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS22561 1365 260 110581.0% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7552 1155 59 109694.9% VIETEL-AS-AP Viettel
Corporation,VN
AS8402 1033 26 100797.5% CORBINA-AS OJSC Vimpelcom,RU
AS6849 1210 221 98981.7% UKRTELNET JSC UKRTELECOM,UA
AS8151 1696 733 96356.8% Uninet S.A. de C.V.,MX
AS4538 1953 1037 91646.9% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS26615 1072 173 89983.9% Tim Celular S.A.,BR
AS38285 979 126 85387.1% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 869 33 83696.2% Global Village Telecom,BR
AS4780 1112 299 81373.1% SEEDNET Digital United Inc.,TW
Total 56574
BGP Update Report
BGP Update Report Interval: 28-May-15 -to- 04-Jun-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 303258 5.1%1849.1 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 211796 3.6% 124.2 -- BSNL-NIB National Internet Backbone,IN 3 - AS22059 118918 2.0% 16988.3 -- APVIO-1 - Apvio, Inc.,US 4 - AS45899 92287 1.6% 141.8 -- VNPT-AS-VN VNPT Corp,VN 5 - AS36947 86629 1.5% 444.3 -- ALGTEL-AS,DZ 6 - AS605784636 1.4% 148.7 -- Administracion Nacional de Telecomunicaciones,UY 7 - AS54169 76305 1.3% 25435.0 -- MGH-ION-1 - Marin General Hospital,US 8 - AS755268403 1.1% 52.4 -- VIETEL-AS-AP Viettel Corporation,VN 9 - AS370963454 1.1%2350.1 -- NET-CITY-SA - City of San Antonio,US 10 - AS45609 62338 1.1% 98.9 -- BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service,IN 11 - AS17451 46776 0.8% 113.5 -- BIZNET-AS-AP BIZNET NETWORKS,ID 12 - AS39891 45386 0.8% 18.4 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 13 - AS22368 42626 0.7% 246.4 -- TELEBUCARAMANGA S.A. E.S.P.,CO 14 - AS381631516 0.5% 33.0 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 15 - AS840231238 0.5% 25.4 -- CORBINA-AS OJSC Vimpelcom,RU 16 - AS18051 30007 0.5% 535.8 -- JARDIKNAS-AS-AP Pustekkom,ID 17 - AS132220 27786 0.5% 524.3 -- JPRDIGITAL-IN JPR Digital Pvt. Ltd.,IN 18 - AS764327258 0.5% 86.5 -- VNPT-AS-VN Vietnam Posts and Telecommunications (VNPT),VN 19 - AS33659 27102 0.5% 934.6 -- CMCS - Comcast Cable Communications, Inc.,US 20 - AS24560 26680 0.5% 21.5 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services,IN TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS54169 76305 1.3% 25435.0 -- MGH-ION-1 - Marin General Hospital,US 2 - AS22059 118918 2.0% 16988.3 -- APVIO-1 - Apvio, Inc.,US 3 - AS33287 22472 0.4% 11236.0 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US 4 - AS3935889572 0.2%9572.0 -- MUBEA-FLO - Mubea,US 5 - AS610399307 0.2%9307.0 -- ZMZ OAO ZMZ,RU 6 - AS37515 14872 0.2%7436.0 -- iCONNECT,ZA 7 - AS55350 26186 0.4%6546.5 -- VSCGT-HK Virtual Switching Consultancy Limited (C/O VXRoutes Ltd),HK 8 - AS195025435 0.1%5435.0 -- CRANEWAREINSIGHT-AS - Craneware Insight, Inc.,US 9 - AS32005 14462 0.2%3615.5 -- THE-CHURCH-PENSION-GROUP - CHURCH PENSION GROUP SERVICES CORPORATION,US 10 - AS2637302432 0.0%2432.0 -- TELECABLE SABANETA SRL,DO 11 - AS334409569 0.2%2392.2 -- WEBRULON-NETWORK - webRulon, LLC,US 12 - AS370963454 1.1%2350.1 -- NET-CITY-SA - City of San Antonio,US 13 - AS31357 12274 0.2%2045.7 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 14 - AS23752 303258 5.1%1849.1 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 15 - AS210731712 0.0%1712.0 -- ZORANET-AS Zoranet Internetdiensten,NL 16 - AS1466 6747 0.1%1686.8 -- DNIC-AS-01466 - Headquarters, USAISC,US 17 - AS15835 11343 0.2%1620.4 -- MAP Moscow Network Access Point,RU 18 - AS380006408 0.1%1602.0 -- CRISIL-AS [CRISIL Limited.Autonomous System],IN 19 - AS476807834 0.1%1566.8 -- NHCS EOBO Limited,IE 20 - AS1979144421 0.1%1473.7 -- STOCKHO-AS Stockho Hosting SARL,FR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 150875 2.5% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 149557 2.5% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 105.96.0.0/22 84979 1.4% AS36947 -- ALGTEL-AS,DZ 4 - 204.80.242.0/24 76299 1.2% AS54169 -- MGH-ION-1 - Marin General Hospital,US 5 - 64.34.125.0/2459532 1.0% AS22059 -- APVIO-1 - Apvio, Inc.,US 6 - 76.191.107.0/24 59381 1.0% AS22059 -- APVIO-1 - Apvio, Inc.,US 7 - 199.204.107.0/24 49538 0.8% AS13338 -- HAYGROUP-ASN - HAY GROUP INC,US AS33287 -- COMCAST-33287 - Comcast Cable Communications, Inc.,US AS33659 -- CMCS - Comcast Cable Communications, Inc.,US 8 - 103.4.244.0/2213178 0.2% AS55350 -- VSCGT-HK Virtual Switching Consultancy Limited (C/O VXRoutes Ltd),HK 9 - 175.100.164.0/22 12969 0.2% AS55350 -- VSCGT-HK Virtual Switching Consultancy Limited (C/O VXRoutes
The Cidr Report
This report has been generated at Fri May 29 21:14:38 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
22-05-15554435 306326
23-05-15554588 306499
24-05-15554796 306541
25-05-15554840 305980
26-05-15554088 305859
27-05-15554575 305415
28-05-15554683 305507
29-05-15554940 306151
AS Summary
50728 Number of ASes in routing system
20224 Number of ASes announcing only one prefix
3237 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120825344 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 29May15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 555234 306138 24909644.9% All ASes
AS22773 3048 171 287794.4% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2796 99 269796.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS9394 3001 324 267789.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS17974 2690 81 260997.0% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2472 35 243798.6% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2287 295 199287.1% NET Serviços de Comunicação
S.A.,BR
AS3356 2575 696 187973.0% LEVEL3 - Level 3
Communications, Inc.,US
AS9808 1686 67 161996.0% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS4766 2928 1338 159054.3% KIXS-AS-KR Korea Telecom,KR
AS6983 1748 248 150085.8% ITCDELTA - Earthlink, Inc.,US
AS7545 2649 1180 146955.5% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS10620 3237 1840 139743.2% Telmex Colombia S.A.,CO
AS20115 1878 485 139374.2% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7303 1667 288 137982.7% Telecom Argentina S.A.,AR
AS6147 1632 281 135182.8% Telefonica del Peru S.A.A.,PE
AS4755 2022 695 132765.6% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1330 116 121491.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1616 412 120474.5% TWTC - tw telecom holdings,
inc.,US
AS7552 1161 58 110395.0% VIETEL-AS-AP Viettel
Corporation,VN
AS8402 1081 25 105697.7% CORBINA-AS OJSC Vimpelcom,RU
AS18566 2047 1008 103950.8% MEGAPATH5-US - MegaPath
Corporation,US
AS6849 1210 234 97680.7% UKRTELNET JSC UKRTELECOM,UA
AS8151 1672 714 95857.3% Uninet S.A. de C.V.,MX
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS26615 1074 181 89383.1% Tim Celular S.A.,BR
AS4538 1955 1074 88145.1% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS38285 979 126 85387.1% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 869 40 82995.4% Global Village Telecom,BR
AS4780 1091 280 81174.3% SEEDNET Digital United Inc.,TW
AS24560 1239 461 77862.8% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
Total 5663912935
BGP Update Report
BGP Update Report Interval: 21-May-15 -to- 28-May-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 275716 5.3%1955.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 221337 4.3% 151.1 -- BSNL-NIB National Internet Backbone,IN 3 - AS45609 138146 2.7% 218.9 -- BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service,IN 4 - AS22059 114111 2.2% 16301.6 -- APVIO-1 - Apvio, Inc.,US 5 - AS755294697 1.8% 144.8 -- VIETEL-AS-AP Viettel Corporation,VN 6 - AS35819 82526 1.6% 221.2 -- MOBILY-AS Etihad Etisalat Company (Mobily),SA 7 - AS36947 82208 1.6% 544.4 -- ALGTEL-AS,DZ 8 - AS48159 79680 1.5% 237.1 -- TIC-AS Telecommunication Infrastructure Company,IR 9 - AS45899 68492 1.3% 100.9 -- VNPT-AS-VN VNPT Corp,VN 10 - AS370958923 1.1%2182.3 -- NET-CITY-SA - City of San Antonio,US 11 - AS54169 56589 1.1% 18863.0 -- MGH-ION-1 - Marin General Hospital,US 12 - AS376 52734 1.0% 206.8 -- RISQ-AS - Reseau d'informations scientifiques du Quebec (RISQ),CA 13 - AS605737545 0.7% 180.5 -- Administracion Nacional de Telecomunicaciones,UY 14 - AS10620 37013 0.7% 11.6 -- Telmex Colombia S.A.,CO 15 - AS840232344 0.6% 89.1 -- CORBINA-AS OJSC Vimpelcom,RU 16 - AS50710 32007 0.6% 174.0 -- EARTHLINK-AS EarthLink Ltd. CommunicationsInternet Services,IQ 17 - AS902129997 0.6% 357.1 -- ISNET Is Net Elektonik Bilgi Uretim Dagitim Ticaret ve Iletisim Hizmetleri A.S.,TR 18 - AS764328565 0.6% 114.7 -- VNPT-AS-VN Vietnam Posts and Telecommunications (VNPT),VN 19 - AS26821 25549 0.5%2838.8 -- REVNET - Revelation Networks, Inc.,US 20 - AS381624693 0.5% 47.1 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS54169 56589 1.1% 18863.0 -- MGH-ION-1 - Marin General Hospital,US 2 - AS22059 114111 2.2% 16301.6 -- APVIO-1 - Apvio, Inc.,US 3 - AS197914 15608 0.3% 15608.0 -- STOCKHO-AS Stockho Hosting SARL,FR 4 - AS3935889659 0.2%9659.0 -- MUBEA-FLO - Mubea,US 5 - AS1757 8092 0.2%8092.0 -- LEXIS-AS - LexisNexis,US 6 - AS476807700 0.1%7700.0 -- NHCS EOBO Limited,IE 7 - AS610397137 0.1%7137.0 -- ZMZ OAO ZMZ,RU 8 - AS1466 5793 0.1%5793.0 -- DNIC-AS-01466 - Headquarters, USAISC,US 9 - AS13483 11227 0.2%5613.5 -- INFOR-AS13483 - INFOR GLOBAL SOLUTIONS (MICHIGAN), INC.,US 10 - AS31357 10834 0.2%3611.3 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 11 - AS233423407 0.1%3407.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 12 - AS18135 10219 0.2%3406.3 -- BTV BTV Cable television,JP 13 - AS255639792 0.2%3264.0 -- WEBLAND-AS Webland AG,CH 14 - AS33440 12840 0.2%3210.0 -- WEBRULON-NETWORK - webRulon, LLC,US 15 - AS635023055 0.1%3055.0 -- DHECYBER-NET PT. Dhecyber Flow Indonesia,ID 16 - AS26821 25549 0.5%2838.8 -- REVNET - Revelation Networks, Inc.,US 17 - AS2109 8166 0.2%2722.0 -- TDC TDC A/S,DK 18 - AS399202716 0.1%2716.0 -- RUTDN-AS CJSC Digital Transport Networks,RU 19 - AS370958923 1.1%2182.3 -- NET-CITY-SA - City of San Antonio,US 20 - AS23752 275716 5.3%1955.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 136253 2.5% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 135072 2.5% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 105.96.0.0/22 80705 1.5% AS36947 -- ALGTEL-AS,DZ 4 - 76.191.107.0/24 57050 1.1% AS22059 -- APVIO-1 - Apvio, Inc.,US 5 - 64.34.125.0/2457014 1.1% AS22059 -- APVIO-1 - Apvio, Inc.,US 6 - 204.80.242.0/24 56586 1.1% AS54169 -- MGH-ION-1 - Marin General Hospital,US 7 - 130.0.192.0/2115608 0.3% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 8 - 78.140.0.0/18 10811 0.2% AS31357 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 9 - 42.83.48.0/20 10215 0.2% AS18135 -- BTV BTV Cable television,JP 10 - 192.58.137.0/249659 0.2% AS393588 -- MUBEA-FLO - Mubea,US 11 - 192.58.232.0/248837 0.2% AS6629 -- NOAA-AS - NOAA,US 12 - 198.185.16.0/248092 0.1% AS1757 -- LEXIS-AS - LexisNexis,US 13 - 88.87.160.0/19 7700 0.1%
The Cidr Report
This report has been generated at Fri May 22 21:14:36 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
15-05-15551181 304068
16-05-15551739 303879
17-05-15551760 304013
18-05-15551574 304522
19-05-15554843 304322
20-05-15554856 304927
21-05-15554582 306010
22-05-15554435 306370
AS Summary
50689 Number of ASes in routing system
20209 Number of ASes announcing only one prefix
3232 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120829440 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 22May15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 554719 306449 24827044.8% All ASes
AS22773 3039 170 286994.4% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2770 81 268997.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS9394 2991 324 266789.2% CTTNET China TieTong
Telecommunications
Corporation,CN
AS39891 2472 27 244598.9% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS6389 2797 525 227281.2% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS28573 2266 296 197086.9% NET Serviços de Comunicação
S.A.,BR
AS3356 2574 684 189073.4% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2926 1337 158954.3% KIXS-AS-KR Korea Telecom,KR
AS9808 1572 67 150595.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1748 248 150085.8% ITCDELTA - Earthlink, Inc.,US
AS7545 2645 1172 147355.7% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS20115 1881 486 139574.2% CHARTER-NET-HKY-NC - Charter
Communications,US
AS10620 3232 1855 137742.6% Telmex Colombia S.A.,CO
AS7303 1662 293 136982.4% Telecom Argentina S.A.,AR
AS6147 1639 283 135682.7% Telefonica del Peru S.A.A.,PE
AS4755 2019 694 132565.6% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1329 115 121491.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1618 412 120674.5% TWTC - tw telecom holdings,
inc.,US
AS18566 2042 891 115156.4% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1163 57 110695.1% VIETEL-AS-AP Viettel
Corporation,VN
AS8402 1030 26 100497.5% CORBINA-AS OJSC Vimpelcom,RU
AS6849 1210 234 97680.7% UKRTELNET JSC UKRTELECOM,UA
AS8151 1669 693 97658.5% Uninet S.A. de C.V.,MX
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS4538 1955 1073 88245.1% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS26615 1059 181 87882.9% Tim Celular S.A.,BR
AS38285 979 123 85687.4% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 868 40 82895.4% Global Village Telecom,BR
AS4780 1078 267 81175.2% SEEDNET Digital United Inc.,TW
AS24560 1240 462 77862.7% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
Total 5647213199
BGP Update Report
BGP Update Report Interval: 14-May-15 -to- 21-May-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 264617 4.9%2281.2 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 249115 4.6% 161.7 -- BSNL-NIB National Internet Backbone,IN 3 - AS22059 127476 2.3% 21246.0 -- APVIO-1 - Apvio, Inc.,US 4 - AS7552 108170 2.0% 128.5 -- VIETEL-AS-AP Viettel Corporation,VN 5 - AS36947 82409 1.5% 832.4 -- ALGTEL-AS,DZ 6 - AS54169 68971 1.3% 22990.3 -- MGH-ION-1 - Marin General Hospital,US 7 - AS370967062 1.2%2483.8 -- NET-CITY-SA - City of San Antonio,US 8 - AS150266840 1.2% 420.4 -- DNIC-ASBLK-01500-01502 - Headquarters, USAISC,US 9 - AS26821 62691 1.1%6269.1 -- REVNET - Revelation Networks, Inc.,US 10 - AS381662162 1.1% 74.5 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 11 - AS919839098 0.7% 48.6 -- KAZTELECOM-AS JSC Kazakhtelecom,KZ 12 - AS45899 38271 0.7% 53.1 -- VNPT-AS-VN VNPT Corp,VN 13 - AS46844 31884 0.6% 91.4 -- ST-BGP - Sharktech,US 14 - AS25563 29254 0.5%7313.5 -- WEBLAND-AS Webland AG, Autonomous System,CH 15 - AS840228592 0.5% 72.4 -- CORBINA-AS OJSC Vimpelcom,RU 16 - AS29049 26094 0.5% 103.5 -- DELTA-TELECOM-AS Delta Telecom Ltd,AZ 17 - AS33363 25522 0.5% 139.5 -- BHN-TAMPA - BRIGHT HOUSE NETWORKS, LLC,US 18 - AS23693 25341 0.5% 324.9 -- TELKOMSEL-ASN-ID PT. Telekomunikasi Selular,ID 19 - AS31148 23225 0.4% 25.2 -- FREENET-AS Freenet Ltd.,UA 20 - AS14709 22803 0.4%1425.2 -- Telefonica Moviles Panama S.A.,PA TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS54169 68971 1.3% 22990.3 -- MGH-ION-1 - Marin General Hospital,US 2 - AS22059 127476 2.3% 21246.0 -- APVIO-1 - Apvio, Inc.,US 3 - AS197914 16417 0.3% 16417.0 -- STOCKHO-AS Stockho Hosting SARL,FR 4 - AS18135 12750 0.2% 12750.0 -- BTV BTV Cable television,JP 5 - AS3935889725 0.2%9725.0 -- MUBEA-FLO - Mubea,US 6 - AS2008309475 0.2%9475.0 -- HMM-DC-AS LLC Home Me MC,RU 7 - AS476808652 0.2%8652.0 -- NHCS EOBO Limited,IE 8 - AS25563 29254 0.5%7313.5 -- WEBLAND-AS Webland AG, Autonomous System,CH 9 - AS26821 62691 1.1%6269.1 -- REVNET - Revelation Networks, Inc.,US 10 - AS175711133 0.2%5566.5 -- LEXIS-AS - LexisNexis,US 11 - AS31357 10255 0.2%5127.5 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 12 - AS571204562 0.1%4562.0 -- TMK-AS JSC TMK,RU 13 - AS2021954547 0.1%4547.0 -- ASTEKOSTMN West Siberian Regional Center of Telecommunications Tekos-Tyumen Ltd.,RU 14 - AS481953312 0.1%3312.0 -- BRIZ-AS Blokhin Evgeniy Aleksandrovich,UA 15 - AS33440 13059 0.2%3264.8 -- WEBRULON-NETWORK - webRulon, LLC,US 16 - AS36913 14868 0.3%2973.6 -- BROADBAND-MALAWI,MW 17 - AS13483 10813 0.2%2703.2 -- INFOR-AS13483 - INFOR GLOBAL SOLUTIONS (MICHIGAN), INC.,US 18 - AS2109 8085 0.1%2695.0 -- TDC TDC A/S,DK 19 - AS317 18235 0.3%2605.0 -- DNIC-ASBLK-00306-00371 - DoD Network Information Center,US 20 - AS370967062 1.2%2483.8 -- NET-CITY-SA - City of San Antonio,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 131561 2.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 131192 2.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 105.96.0.0/22 78915 1.4% AS36947 -- ALGTEL-AS,DZ 4 - 204.80.242.0/24 68956 1.2% AS54169 -- MGH-ION-1 - Marin General Hospital,US 5 - 76.191.107.0/24 63767 1.1% AS22059 -- APVIO-1 - Apvio, Inc.,US 6 - 64.34.125.0/2463689 1.1% AS22059 -- APVIO-1 - Apvio, Inc.,US 7 - 130.0.192.0/2116417 0.3% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 8 - 42.83.48.0/20 12750 0.2% AS18135 -- BTV BTV Cable television,JP 9 - 198.185.16.0/24 11131 0.2% AS1757 -- LEXIS-AS - LexisNexis,US 10 - 78.140.0.0/18 10177 0.2% AS31357 -- TOMICA-AS Tomsk Information and Consulting Agency,RU 11 - 92.43.216.0/21 9961 0.2% AS25563 -- WEBLAND-AS Webland AG, Autonomous System,CH 12 - 192.58.232.0/249854 0.2% AS6629 -- NOAA-AS - NOAA,US 13 - 192.58.137.0/249725 0.2% AS393588 -- MUBEA-FLO - Mubea,US 14 - 185.84.192.0/229703 0.2% AS25563 -- WEBLAND-AS Webland AG, Autonomous System,CH 15
BGP Update Report
BGP Update Report Interval: 07-May-15 -to- 14-May-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 298407 4.4%3014.2 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 209003 3.1% 167.3 -- BSNL-NIB National Internet Backbone,IN 3 - AS19361 187594 2.8%5517.5 -- A.Telecom S.A.,BR 4 - AS22059 130260 1.9% 21710.0 -- APVIO-1 - Apvio, Inc.,US 5 - AS54169 95960 1.4% 47980.0 -- MGH-ION-1 - Marin General Hospital,US 6 - AS36947 83322 1.2%1096.3 -- ALGTEL-AS,DZ 7 - AS24560 75398 1.1% 61.2 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services,IN 8 - AS45899 74074 1.1% 97.9 -- VNPT-AS-VN VNPT Corp,VN 9 - AS370972128 1.1%2671.4 -- NET-CITY-SA - City of San Antonio,US 10 - AS771365973 1.0% 21991.0 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 11 - AS949862340 0.9% 46.9 -- BBIL-AP BHARTI Airtel Ltd.,IN 12 - AS26821 58631 0.9%8375.9 -- REVNET - Revelation Networks, Inc.,US 13 - AS755243148 0.6% 49.2 -- VIETEL-AS-AP Viettel Corporation,VN 14 - AS46844 40795 0.6% 114.6 -- ST-BGP - Sharktech,US 15 - AS327687 39924 0.6%1597.0 -- RENU,UG 16 - AS25563 37913 0.6%9478.2 -- WEBLAND-AS Webland AG, Autonomous System,CH 17 - AS33667 33346 0.5%1667.3 -- CMCS - Comcast Cable Communications, Inc.,US 18 - AS33651 33229 0.5%1661.5 -- CMCS - Comcast Cable Communications, Inc.,US 19 - AS651732047 0.5% 281.1 -- RELIANCEGLOBALCOM - Reliance Globalcom Services, Inc,US 20 - AS363330893 0.5% 523.6 -- PROVINCE-OF-BRITISH-COLUMBIA - Province of British Columbia,CA TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS54169 95960 1.4% 47980.0 -- MGH-ION-1 - Marin General Hospital,US 2 - AS771365973 1.0% 21991.0 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 3 - AS22059 130260 1.9% 21710.0 -- APVIO-1 - Apvio, Inc.,US 4 - AS197914 16797 0.2% 16797.0 -- STOCKHO-AS Stockho Hosting SARL,FR 5 - AS18135 10624 0.2% 10624.0 -- BTV BTV Cable television,JP 6 - AS3935889740 0.1%9740.0 -- MUBEA-FLO - Mubea,US 7 - AS25563 37913 0.6%9478.2 -- WEBLAND-AS Webland AG, Autonomous System,CH 8 - AS26821 58631 0.9%8375.9 -- REVNET - Revelation Networks, Inc.,US 9 - AS25553 23131 0.3%7710.3 -- GLUHOV-TRK TRK Gluhov Ltd.,CZ 10 - AS476807644 0.1%7644.0 -- NHCS EOBO Limited,IE 11 - AS2021957547 0.1%7547.0 -- ASTEKOSTMN West Siberian Regional Center of Telecommunications Tekos-Tyumen Ltd.,RU 12 - AS571207489 0.1%7489.0 -- TMK-AS JSC TMK,RU 13 - AS32005 21466 0.3%7155.3 -- THE-CHURCH-PENSION-GROUP - CHURCH PENSION GROUP SERVICES CORPORATION,US 14 - AS175711096 0.2%5548.0 -- LEXIS-AS - LexisNexis,US 15 - AS19361 187594 2.8%5517.5 -- A.Telecom S.A.,BR 16 - AS662910764 0.2%5382.0 -- NOAA-AS - NOAA,US 17 - AS566364299 0.1%4299.0 -- ASVEDARU VEDA Ltd.,RU 18 - AS216721171 0.3%4234.2 -- HPES - Hewlett-Packard Company,US 19 - AS397894161 0.1%4161.0 -- RU-ACTIVE Limited Liability Company Active,RU 20 - AS13483 11197 0.2%3732.3 -- INFOR-AS13483 - INFOR GLOBAL SOLUTIONS (MICHIGAN), INC.,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.64.0/21 148942 2.1% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.88.0/21 148635 2.1% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 204.80.242.0/24 95888 1.4% AS54169 -- MGH-ION-1 - Marin General Hospital,US 4 - 105.96.0.0/22 82710 1.2% AS36947 -- ALGTEL-AS,DZ 5 - 118.98.88.0/2466174 0.9% AS64567 -- -Private Use AS-,ZZ AS7713 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 6 - 76.191.107.0/24 65027 0.9% AS22059 -- APVIO-1 - Apvio, Inc.,US 7 - 64.34.125.0/2464975 0.9% AS22059 -- APVIO-1 - Apvio, Inc.,US 8 - 107.0.152.0/2457680 0.8% AS33651 -- CMCS - Comcast Cable Communications, Inc.,US AS33667 -- CMCS - Comcast Cable Communications, Inc.,US 9 - 196.43.128.0/24 38124 0.6% AS327687 -- RENU,UG 10 - 130.0.192.0/2116797 0.2% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 11 - 66.7.138.0/24 16095 0.2% AS6517 -- RELIANCEGLOBALCOM - Reliance Globalcom Services, Inc,US 12 - 66.7.156.0/24 15646
The Cidr Report
This report has been generated at Fri May 15 21:14:39 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
08-05-15550752 303458
09-05-15550295 303313
10-05-15550707 303328
11-05-15550808 303487
12-05-15550732 303681
13-05-15551148 304119
14-05-15551560 303696
15-05-15551181 304047
AS Summary
50609 Number of ASes in routing system
20188 Number of ASes announcing only one prefix
3222 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120960512 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 15May15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 551910 304343 24756744.9% All ASes
AS22773 3033 169 286494.4% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2770 81 268997.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS6389 2798 182 261693.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS39891 2472 27 244598.9% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2303 311 199286.5% NET Serviços de Comunicação
S.A.,BR
AS3356 2571 703 186872.7% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2928 1337 159154.3% KIXS-AS-KR Korea Telecom,KR
AS9808 1574 67 150795.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1749 249 150085.8% ITCDELTA - Earthlink, Inc.,US
AS7545 2635 1160 147556.0% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS20115 1880 494 138673.7% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7303 1660 291 136982.5% Telecom Argentina S.A.,AR
AS6147 1632 285 134782.5% Telefonica del Peru S.A.A.,PE
AS4755 2017 732 128563.7% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS10620 3222 1941 128139.8% Telmex Colombia S.A.,CO
AS9498 1337 115 122291.4% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1620 412 120874.6% TWTC - tw telecom holdings,
inc.,US
AS18566 2042 874 116857.2% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1169 56 111395.2% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1358 281 107779.3% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS8402 1029 24 100597.7% CORBINA-AS OJSC Vimpelcom,RU
AS6849 1210 219 99181.9% UKRTELNET JSC UKRTELECOM,UA
AS8151 1635 682 95358.3% Uninet S.A. de C.V.,MX
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS26615 1052 164 88884.4% Tim Celular S.A.,BR
AS4538 1955 1074 88145.1% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS38285 982 119 86387.9% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 869 39 83095.5% Global Village Telecom,BR
AS4780 1074 263 81175.5% SEEDNET Digital United Inc.,TW
AS24560 1237 462 77562.7% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
Total
BGP Update Report
BGP Update Report Interval: 30-Apr-15 -to- 07-May-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 272041 5.6%2267.0 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 266241 5.5% 190.4 -- BSNL-NIB National Internet Backbone,IN 3 - AS22059 101494 2.1% 16915.7 -- APVIO-1 - Apvio, Inc.,US 4 - AS771393947 1.9% 18789.4 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 5 - AS36947 82403 1.7%1248.5 -- ALGTEL-AS,DZ 6 - AS26615 74092 1.5% 59.3 -- Tim Celular S.A.,BR 7 - AS370971276 1.5%2639.9 -- NET-CITY-SA - City of San Antonio,US 8 - AS45899 69419 1.4% 96.8 -- VNPT-AS-VN VNPT Corp,VN 9 - AS26821 56095 1.2%8013.6 -- REVNET - Revelation Networks, Inc.,US 10 - AS18566 39338 0.8% 21.3 -- MEGAPATH5-US - MegaPath Corporation,US 11 - AS54169 35125 0.7% 11708.3 -- MGH-ION-1 - Marin General Hospital,US 12 - AS28573 34329 0.7% 14.6 -- NET Serviços de Comunicação S.A.,BR 13 - AS25563 32631 0.7% 10877.0 -- WEBLAND-AS Webland AG, Autonomous System,CH 14 - AS18403 32623 0.7% 45.4 -- FPT-AS-AP The Corporation for Financing Promoting Technology,VN 15 - AS20248 25818 0.5%1358.8 -- TAKE2 - Take 2 Hosting, Inc.,US 16 - AS33667 25338 0.5% 649.7 -- CMCS - Comcast Cable Communications, Inc.,US 17 - AS840225290 0.5% 172.0 -- CORBINA-AS OJSC Vimpelcom,RU 18 - AS33651 25254 0.5% 647.5 -- CMCS - Comcast Cable Communications, Inc.,US 19 - AS17451 22968 0.5% 247.0 -- BIZNET-AS-AP BIZNET NETWORKS,ID 20 - AS48309 21934 0.5% 430.1 -- AGS-AS Ariana Gostar Spadana (PJSC),IR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS771393947 1.9% 18789.4 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 2 - AS22059 101494 2.1% 16915.7 -- APVIO-1 - Apvio, Inc.,US 3 - AS54169 35125 0.7% 11708.3 -- MGH-ION-1 - Marin General Hospital,US 4 - AS25563 32631 0.7% 10877.0 -- WEBLAND-AS Webland AG, Autonomous System,CH 5 - AS3935889608 0.2%9608.0 -- MUBEA-FLO - Mubea,US 6 - AS181358109 0.2%8109.0 -- BTV BTV Cable television,JP 7 - AS26821 56095 1.2%8013.6 -- REVNET - Revelation Networks, Inc.,US 8 - AS2021957426 0.1%7426.0 -- ASTEKOSTMN West Siberian Regional Center of Telecommunications Tekos-Tyumen Ltd.,RU 9 - AS463367426 0.1%7426.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 10 - AS571207422 0.1%7422.0 -- TMK-AS JSC TMK,RU 11 - AS175711319 0.2%5659.5 -- LEXIS-AS - LexisNexis,US 12 - AS1979144994 0.1%4994.0 -- STOCKHO-AS Stockho Hosting SARL,FR 13 - AS45726 17105 0.3%4276.2 -- LIONAIR-AS-ID Lion Mentari Airlines, PT,ID 14 - AS52233 20915 0.4%3485.8 -- Columbus Communications Curacao NV,CW 15 - AS13483 12603 0.3%3150.8 -- INFOR-AS13483 - INFOR GLOBAL SOLUTIONS (MICHIGAN), INC.,US 16 - AS463586195 0.1%3097.5 -- UAT - University of Advancing Technology,US 17 - AS1991212925 0.1%2925.0 -- FLEXOPTIX Flexoptix GmbH,DE 18 - AS216713748 0.3%2749.6 -- HPES - Hewlett-Packard Company,US 19 - AS370971276 1.5%2639.9 -- NET-CITY-SA - City of San Antonio,US 20 - AS557412593 0.1%2593.0 -- WBSDC-NET-IN West Bengal Electronics Industry Development,IN TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.64.0/21 137183 2.7% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.88.0/21 133506 2.7% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 118.98.88.0/2494467 1.9% AS64567 -- -Private Use AS-,ZZ AS7713 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 4 - 105.96.0.0/22 81587 1.6% AS36947 -- ALGTEL-AS,DZ 5 - 64.34.125.0/2450755 1.0% AS22059 -- APVIO-1 - Apvio, Inc.,US 6 - 76.191.107.0/24 50731 1.0% AS22059 -- APVIO-1 - Apvio, Inc.,US 7 - 204.80.242.0/24 35118 0.7% AS54169 -- MGH-ION-1 - Marin General Hospital,US 8 - 107.0.152.0/2426172 0.5% AS33651 -- CMCS - Comcast Cable Communications, Inc.,US AS33667 -- CMCS - Comcast Cable Communications, Inc.,US 9 - 162.208.96.0/24 24251 0.5% AS33651 -- CMCS - Comcast Cable Communications, Inc.,US AS33667 -- CMCS - Comcast Cable Communications, Inc.,US 10 -
The Cidr Report
This report has been generated at Fri May 8 21:14:42 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
01-05-15549780 302345
02-05-15549975 302322
03-05-15549810 302602
04-05-15550100 302954
05-05-15549974 302765
06-05-15549964 302600
07-05-15550322 303393
08-05-15550752 303572
AS Summary
50526 Number of ASes in routing system
20158 Number of ASes announcing only one prefix
3226 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120959488 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 08May15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 550224 303500 24672444.8% All ASes
AS22773 3033 169 286494.4% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2766 81 268597.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS6389 2801 182 261993.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS39891 2473 29 244498.8% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2319 310 200986.6% NET Serviços de Comunicação
S.A.,BR
AS3356 2557 682 187573.3% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2927 1337 159054.3% KIXS-AS-KR Korea Telecom,KR
AS9808 1574 67 150795.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1751 249 150285.8% ITCDELTA - Earthlink, Inc.,US
AS7545 2624 1160 146455.8% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS20115 1879 493 138673.8% CHARTER-NET-HKY-NC - Charter
Communications,US
AS10620 3226 1851 137542.6% Telmex Colombia S.A.,CO
AS7303 1660 292 136882.4% Telecom Argentina S.A.,AR
AS4755 2012 713 129964.6% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1332 112 122091.6% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1622 412 121074.6% TWTC - tw telecom holdings,
inc.,US
AS18566 2036 869 116757.3% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1157 58 109995.0% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1357 286 107178.9% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS6147 1222 202 102083.5% Telefonica del Peru S.A.A.,PE
AS8402 1026 24 100297.7% CORBINA-AS OJSC Vimpelcom,RU
AS6849 1210 240 97080.2% UKRTELNET JSC UKRTELECOM,UA
AS8151 1606 667 93958.5% Uninet S.A. de C.V.,MX
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS38285 982 119 86387.9% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1926 1075 85144.2% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS18881 868 39 82995.5% Global Village Telecom,BR
AS26615 963 166 79782.8% Tim Celular S.A.,BR
AS24560 1237 462 77562.7% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS18101 964 195 76979.8% RELIANCE-COMMUNICATIONS-IN
The Cidr Report
This report has been generated at Fri May 1 21:14:34 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
24-04-15548904 301379
25-04-15548726 301532
26-04-15548766 301739
27-04-15549010 301780
28-04-15549276 301397
29-04-15549242 301582
30-04-15549333 302227
01-05-15549780 302349
AS Summary
50420 Number of ASes in routing system
20115 Number of ASes announcing only one prefix
3211 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120958464 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 01May15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 550083 302368 24771545.0% All ASes
AS22773 3015 171 284494.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2831 72 275997.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2761 78 268397.2% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 21 245299.2% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2316 300 201687.0% NET Serviços de Comunicação
S.A.,BR
AS3356 2555 821 173467.9% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2929 1339 159054.3% KIXS-AS-KR Korea Telecom,KR
AS6983 1753 248 150585.9% ITCDELTA - Earthlink, Inc.,US
AS9808 1572 67 150595.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS20115 1879 496 138373.6% CHARTER-NET-HKY-NC - Charter
Communications,US
AS10620 3211 1843 136842.6% Telmex Colombia S.A.,CO
AS7303 1657 292 136582.4% Telecom Argentina S.A.,AR
AS7545 2624 1264 136051.8% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS6147 1615 281 133482.6% Telefonica del Peru S.A.A.,PE
AS4755 2011 708 130364.8% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS9498 1325 110 121591.7% BBIL-AP BHARTI Airtel Ltd.,IN
AS4323 1624 411 121374.7% TWTC - tw telecom holdings,
inc.,US
AS18566 2038 868 117057.4% MEGAPATH5-US - MegaPath
Corporation,US
AS8452 1910 809 110157.6% TE-AS TE-AS,EG
AS7552 1155 55 110095.2% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1354 265 108980.4% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS8402 1024 24 100097.7% CORBINA-AS OJSC Vimpelcom,RU
AS8151 1595 631 96460.4% Uninet S.A. de C.V.,MX
AS6849 1211 249 96279.4% UKRTELNET JSC UKRTELECOM,UA
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS38285 982 119 86387.9% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1930 1076 85444.2% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS18881 864 33 83196.2% Global Village Telecom,BR
AS26615 978 161 81783.5% Tim Celular S.A.,BR
AS855828 54 77493.5% CANET-ASN-4 - Bell Aliant
Regional Communications,
Inc.,CA
Total 5501912949
BGP Update Report
BGP Update Report Interval: 23-Apr-15 -to- 30-Apr-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS15296 298218 5.0% 10650.6 -- CYBERA - Cybera Inc,CA 2 - AS23752 267528 4.5%2286.6 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS9829 267188 4.5% 146.7 -- BSNL-NIB National Internet Backbone,IN 4 - AS29520 102942 1.7%3431.4 -- ROSINTEL-AS Locked Joint Stock Company OGANER-SERVICE,RU 5 - AS771397306 1.6%4633.6 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 6 - AS22059 96800 1.6% 16133.3 -- APVIO-1 - Apvio, Inc.,US 7 - AS45899 84083 1.4% 118.6 -- VNPT-AS-VN VNPT Corp,VN 8 - AS36947 84044 1.4%1334.0 -- ALGTEL-AS,DZ 9 - AS26615 74789 1.3% 64.6 -- Tim Celular S.A.,BR 10 - AS370969923 1.2%2589.7 -- NET-CITY-SA - City of San Antonio,US 11 - AS958363495 1.1% 43.3 -- SIFY-AS-IN Sify Limited,IN 12 - AS28024 53276 0.9% 34.9 -- Nuevatel PCS de Bolivia S.A.,BO 13 - AS13188 53154 0.9% 67.0 -- BANKINFORM-AS CONTENT DELIVERY NETWORK LTD,UA 14 - AS26821 49821 0.8%6227.6 -- REVNET - Revelation Networks, Inc.,US 15 - AS453848193 0.8% 8.7 -- ERX-CERNET-BKB China Education and Research Network Center,CN 16 - AS18566 35188 0.6% 32.7 -- MEGAPATH5-US - MegaPath Corporation,US 17 - AS38197 34646 0.6% 28.9 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 18 - AS760233811 0.6% 238.1 -- SPT-AS-VN Saigon Postel Corporation,VN 19 - AS840231129 0.5% 53.3 -- CORBINA-AS OJSC Vimpelcom,RU 20 - AS42337 29492 0.5% 164.8 -- RESPINA-AS Respina Networks Beyond PJSC,IR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS22059 96800 1.6% 16133.3 -- APVIO-1 - Apvio, Inc.,US 2 - AS47680 12509 0.2% 12509.0 -- NHCS EOBO Limited,IE 3 - AS15296 298218 5.0% 10650.6 -- CYBERA - Cybera Inc,CA 4 - AS3935889590 0.2%9590.0 -- MUBEA-FLO - Mubea,US 5 - AS463368662 0.1%8662.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 6 - AS25563 27355 0.5%6838.8 -- WEBLAND-AS Webland AG, Autonomous System,CH 7 - AS26821 49821 0.8%6227.6 -- REVNET - Revelation Networks, Inc.,US 8 - AS52233 19415 0.3%4853.8 -- Columbus Communications Curacao NV,CW 9 - AS771397306 1.6%4633.6 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 10 - AS13483 12265 0.2%4088.3 -- INFOR-AS13483 - INFOR GLOBAL SOLUTIONS (MICHIGAN), INC.,US 11 - AS1979144054 0.1%4054.0 -- STOCKHO-AS Stockho Hosting SARL,FR 12 - AS1757 3517 0.1%3517.0 -- LEXIS-AS - LexisNexis,US 13 - AS29520 102942 1.7%3431.4 -- ROSINTEL-AS Locked Joint Stock Company OGANER-SERVICE,RU 14 - AS45726 10783 0.2%2695.8 -- LIONAIR-AS-ID Lion Mentari Airlines, PT,ID 15 - AS370969923 1.2%2589.7 -- NET-CITY-SA - City of San Antonio,US 16 - AS589044595 0.1%2297.5 -- KOONK-AS-IN KOONK TECHNOLOGIES PRIVATE LIMITED,IN 17 - AS23752 267528 4.5%2286.6 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 18 - AS529258827 0.1%2206.8 -- Ascenty DataCenters Locacao e Servicos LTDA,BR 19 - AS2021951886 0.0%1886.0 -- ASTEKOSTMN West Siberian Regional Center of Telecommunications Tekos-Tyumen Ltd.,RU 20 - AS571201878 0.0%1878.0 -- TMK-AS JSC TMK,RU TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.64.0/21 133695 2.2% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.88.0/21 133138 2.2% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 118.98.88.0/2497523 1.6% AS64567 -- -Private Use AS-,ZZ AS7713 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 4 - 105.96.0.0/22 82851 1.3% AS36947 -- ALGTEL-AS,DZ 5 - 64.34.125.0/2448453 0.8% AS22059 -- APVIO-1 - Apvio, Inc.,US 6 - 76.191.107.0/24 48333 0.8% AS22059 -- APVIO-1 - Apvio, Inc.,US 7 - 95.138.224.0/20 33905 0.6% AS29520 -- ROSINTEL-AS Locked Joint Stock Company OGANER-SERVICE,RU 8 - 95.138.240.0/20 33785 0.6% AS29520 -- ROSINTEL-AS Locked Joint Stock Company OGANER-SERVICE,RU 9 - 95.138.234.0/24 33721 0.6% AS29520 -- ROSINTEL-AS Locked Joint Stock Company OGANER-SERVICE,RU 10 - 109.87.158.0/24 22157 0.4% AS13188 -- BANKINFORM-AS CONTENT DELIVERY NETWORK LTD,UA 11 - 109.87.159.0/24
The Cidr Report
This report has been generated at Fri Apr 24 21:14:34 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
17-04-15547852 300435
18-04-15547919 300361
19-04-15547731 300474
20-04-15547953 300487
21-04-15548027 300965
22-04-15548127 301072
23-04-15548418 301342
24-04-15548904 301551
AS Summary
50360 Number of ASes in routing system
20079 Number of ASes announcing only one prefix
3218 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120958464 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 24Apr15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 548847 301466 24738145.1% All ASes
AS22773 3016 172 284494.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2831 68 276397.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2771 78 269397.2% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 22 245199.1% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2347 317 203086.5% NET Serviços de Comunicação
S.A.,BR
AS4755 2010 268 174286.7% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2923 1338 158554.2% KIXS-AS-KR Korea Telecom,KR
AS6983 1754 248 150685.9% ITCDELTA - Earthlink, Inc.,US
AS9808 1572 67 150595.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS20115 1877 495 138273.6% CHARTER-NET-HKY-NC - Charter
Communications,US
AS10620 3218 1839 137942.9% Telmex Colombia S.A.,CO
AS7303 1648 285 136382.7% Telecom Argentina S.A.,AR
AS6147 1623 267 135683.5% Telefonica del Peru S.A.A.,PE
AS7545 2607 1264 134351.5% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1626 411 121574.7% TWTC - tw telecom holdings,
inc.,US
AS9498 1323 110 121391.7% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2039 868 117157.4% MEGAPATH5-US - MegaPath
Corporation,US
AS8402 1141 24 111797.9% CORBINA-AS OJSC Vimpelcom,RU
AS22561 1349 258 109180.9% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7552 1139 55 108495.2% VIETEL-AS-AP Viettel
Corporation,VN
AS3356 2566 1499 106741.6% LEVEL3 - Level 3
Communications, Inc.,US
AS6849 1211 249 96279.4% UKRTELNET JSC UKRTELECOM,UA
AS8151 1595 635 96060.2% Uninet S.A. de C.V.,MX
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS8452 1878 987 89147.4% TE-AS TE-AS,EG
AS4538 1926 1043 88345.8% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS38285 982 119 86387.9% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 865 23 84297.3% Global Village Telecom,BR
AS26615 968 161 80783.4% Tim Celular S.A.,BR
AS4780 1079 301 77872.1% SEEDNET Digital United Inc.,TW
Total 55356135544180275.5% Top 30 total
Possible Bogus Routes
5.100.241.0/24 AS19957 -Reserved AS-,ZZ
BGP Update Report
BGP Update Report Interval: 16-Apr-15 -to- 23-Apr-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 265807 4.6%2271.9 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 168514 2.9% 116.2 -- BSNL-NIB National Internet Backbone,IN 3 - AS46230 159223 2.8%7582.0 -- DUDROP - Dignitas Technology Inc,US 4 - AS61894 89501 1.6% 44750.5 -- FreeBSD Brasil LTDA,BR 5 - AS36947 85688 1.5% 486.9 -- ALGTEL-AS,DZ 6 - AS771374404 1.3%3720.2 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 7 - AS22059 72259 1.3% 12043.2 -- APVIO-1 - Apvio, Inc.,US 8 - AS370970356 1.2%2605.8 -- NET-CITY-SA - City of San Antonio,US 9 - AS42337 69847 1.2% 396.9 -- RESPINA-AS Respina Networks Beyond PJSC,IR 10 - AS38197 56156 1.0% 44.5 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 11 - AS958345630 0.8% 32.9 -- SIFY-AS-IN Sify Limited,IN 12 - AS48159 43113 0.8% 129.9 -- TIC-AS Telecommunication Infrastructure Company,IR 13 - AS25184 40203 0.7% 304.6 -- AFRANET AFRANET Co. Tehran, Iran,IR 14 - AS45899 38950 0.7% 59.6 -- VNPT-AS-VN VNPT Corp,VN 15 - AS25563 36855 0.6% 12285.0 -- WEBLAND-AS Webland AG, Autonomous System,CH 16 - AS760234986 0.6% 239.6 -- SPT-AS-VN Saigon Postel Corporation,VN 17 - AS30902 34607 0.6% 317.5 -- NEDA-AS neda rayaneh,IR 18 - AS28573 32765 0.6% 11.0 -- NET Serviços de Comunicação S.A.,BR 19 - AS29520 32163 0.6%1037.5 -- ROSINTEL-AS Locked Joint Stock Company OGANER-SERVICE,RU 20 - AS197207 31483 0.6% 425.4 -- MCCI-AS Mobile Communication Company of Iran PLC,IR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS61894 89501 1.6% 44750.5 -- FreeBSD Brasil LTDA,BR 2 - AS25563 36855 0.6% 12285.0 -- WEBLAND-AS Webland AG, Autonomous System,CH 3 - AS22059 72259 1.3% 12043.2 -- APVIO-1 - Apvio, Inc.,US 4 - AS3935889499 0.2%9499.0 -- MUBEA-FLO - Mubea,US 5 - AS463368752 0.1%8752.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 6 - AS46230 159223 2.8%7582.0 -- DUDROP - Dignitas Technology Inc,US 7 - AS1979146159 0.1%6159.0 -- STOCKHO-AS Stockho Hosting SARL,FR 8 - AS771374404 1.3%3720.2 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 9 - AS1335993085 0.1%3085.0 -- FAIRFAXNZ-AS-AP Fairfax NZ SDC,NZ 10 - AS463585782 0.1%2891.0 -- UAT - University of Advancing Technology,US 11 - AS370970356 1.2%2605.8 -- NET-CITY-SA - City of San Antonio,US 12 - AS203862559 0.0%2559.0 -- MOVE-VAN - Move Sales, Inc.,US 13 - AS330457137 0.1%2379.0 -- HGST-AS - HITACHI GLOBAL STORAGE TECHNOLOGIES, INC.,US 14 - AS23752 265807 4.6%2271.9 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 15 - AS598462165 0.0%2165.0 -- FGC-AS FGC UES JSC,RU 16 - AS47680 10478 0.2%2095.6 -- NHCS EOBO Limited,IE 17 - AS350933758 0.1%1879.0 -- RO-HTPASSPORT High Tech Passport Ltd SUA California San Jose SUCURSALA BUCURESTI ROMANIA,RO 18 - AS557411627 0.0%1627.0 -- WBSDC-NET-IN West Bengal Electronics Industry Development,IN 19 - AS334406294 0.1%1573.5 -- WEBRULON-NETWORK - webRulon, LLC,US 20 - AS529259062 0.2%1510.3 -- Ascenty DataCenters Locacao e Servicos LTDA,BR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 132797 2.2% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 132269 2.2% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 177.10.158.0/24 89499 1.5% AS61894 -- FreeBSD Brasil LTDA,BR 4 - 105.96.0.0/22 82951 1.4% AS36947 -- ALGTEL-AS,DZ 5 - 118.98.88.0/2474526 1.3% AS64567 -- -Private Use AS-,ZZ AS7713 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 6 - 64.34.125.0/2436350 0.6% AS22059 -- APVIO-1 - Apvio, Inc.,US 7 - 76.191.107.0/24 35897 0.6% AS22059 -- APVIO-1 - Apvio, Inc.,US 8 - 196.43.158.0/24 24988 0.4% AS327687 -- RENU,UG 9 - 92.43.216.0/2112614 0.2% AS25563 -- WEBLAND-AS Webland AG, Autonomous System,CH 10 - 185.84.192.0/22 12122 0.2% AS25563 -- WEBLAND-AS Webland AG, Autonomous System,CH 11 - 178.174.96.0/19 12119 0.2% AS25563 -- WEBLAND-AS Webland AG, Autonomous System,CH 12 -
The Cidr Report
This report has been generated at Fri Apr 17 21:14:32 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
10-04-15546760 299609
11-04-15546327 299928
12-04-15546408 300189
13-04-15546569 300375
14-04-15546665 301485
15-04-15547387 301191
16-04-15547407 301800
17-04-15547852 301699
AS Summary
50306 Number of ASes in routing system
20075 Number of ASes announcing only one prefix
3203 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120958464 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 17Apr15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 547968 300437 24753145.2% All ASes
AS22773 3018 172 284694.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2841 68 277397.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2792 78 271497.2% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 21 245299.2% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2337 289 204887.6% NET Serviços de Comunicação
S.A.,BR
AS4755 2002 267 173586.7% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2920 1338 158254.2% KIXS-AS-KR Korea Telecom,KR
AS6983 1753 248 150585.9% ITCDELTA - Earthlink, Inc.,US
AS9808 1570 67 150395.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS7303 1694 288 140683.0% Telecom Argentina S.A.,AR
AS20115 1876 494 138273.7% CHARTER-NET-HKY-NC - Charter
Communications,US
AS10620 3203 1837 136642.6% Telmex Colombia S.A.,CO
AS6147 1625 266 135983.6% Telefonica del Peru S.A.A.,PE
AS7545 2602 1286 131650.6% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1623 409 121474.8% TWTC - tw telecom holdings,
inc.,US
AS9498 1320 109 121191.7% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2038 868 117057.4% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1145 56 108995.1% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1341 253 108881.1% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS8402 1109 24 108597.8% CORBINA-AS OJSC Vimpelcom,RU
AS3356 2564 1495 106941.7% LEVEL3 - Level 3
Communications, Inc.,US
AS6849 1209 209 100082.7% UKRTELNET JSC UKRTELECOM,UA
AS8151 1594 636 95860.1% Uninet S.A. de C.V.,MX
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS8452 1875 993 88247.0% TE-AS TE-AS,EG
AS38285 984 115 86988.3% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 866 24 84297.2% Global Village Telecom,BR
AS4538 1778 957 82146.2% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS26615 982 164 81883.3% Tim Celular S.A.,BR
AS4780 1086 300 78672.4% SEEDNET Digital United Inc.,TW
Total 55219134144180575.7% Top 30 total
Possible Bogus Routes
5.100.241.0/24 AS19957 -Reserved AS-,ZZ
BGP Update Report
BGP Update Report Interval: 09-Apr-15 -to- 16-Apr-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 291648 6.3%2430.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS61894 215904 4.6% 71968.0 -- FreeBSD Brasil LTDA,BR 3 - AS9829 194409 4.2% 118.0 -- BSNL-NIB National Internet Backbone,IN 4 - AS22059 97428 2.1% 16238.0 -- APVIO-1 - Apvio, Inc.,US 5 - AS46230 86863 1.9%3102.2 -- DUDROP - Dignitas Technology Inc,US 6 - AS36947 86280 1.9% 750.3 -- ALGTEL-AS,DZ 7 - AS370972128 1.6%2671.4 -- NET-CITY-SA - City of San Antonio,US 8 - AS21669 66710 1.4% 66710.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 9 - AS28573 47228 1.0% 15.7 -- NET Serviços de Comunicação S.A.,BR 10 - AS48159 41585 0.9% 118.1 -- TIC-AS Telecommunication Infrastructure Company,IR 11 - AS25563 34340 0.7% 11446.7 -- WEBLAND-AS Webland AG, Autonomous System,CH 12 - AS840229491 0.6% 56.8 -- CORBINA-AS OJSC Vimpelcom,RU 13 - AS475527982 0.6% 14.0 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP,IN 14 - AS33529 24599 0.5% 984.0 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 15 - AS28661 24411 0.5% 387.5 -- HOTLINK INTERNET LTDA,BR 16 - AS38197 24034 0.5% 44.3 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 17 - AS45671 20851 0.5% 251.2 -- SAU-NET-AU Servers Australia Pty Ltd,AU 18 - AS42081 18198 0.4%4549.5 -- SPEEDY-NET-AS Speedy net EAD,BG 19 - AS958318183 0.4% 13.8 -- SIFY-AS-IN Sify Limited,IN 20 - AS24197 17350 0.4% 327.4 -- BIGNET-AS-ID Elka Prakarsa Utama, PT,ID TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS61894 215904 4.6% 71968.0 -- FreeBSD Brasil LTDA,BR 2 - AS21669 66710 1.4% 66710.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 3 - AS22059 97428 2.1% 16238.0 -- APVIO-1 - Apvio, Inc.,US 4 - AS197914 15599 0.3% 15599.0 -- STOCKHO-AS Stockho Hosting SARL,FR 5 - AS18135 15521 0.3% 15521.0 -- BTV BTV Cable television,JP 6 - AS25563 34340 0.7% 11446.7 -- WEBLAND-AS Webland AG, Autonomous System,CH 7 - AS3935889567 0.2%9567.0 -- MUBEA-FLO - Mubea,US 8 - AS463368522 0.2%8522.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 9 - AS33356 13327 0.3%6663.5 -- CTWS - Eagle-Tech Systems,US 10 - AS42081 18198 0.4%4549.5 -- SPEEDY-NET-AS Speedy net EAD,BG 11 - AS13483 11041 0.2%3680.3 -- INFOR-AS13483 - INFOR GLOBAL SOLUTIONS (MICHIGAN), INC.,US 12 - AS203863224 0.1%3224.0 -- MOVE-VAN - Move Sales, Inc.,US 13 - AS46230 86863 1.9%3102.2 -- DUDROP - Dignitas Technology Inc,US 14 - AS463586201 0.1%3100.5 -- UAT - University of Advancing Technology,US 15 - AS370972128 1.6%2671.4 -- NET-CITY-SA - City of San Antonio,US 16 - AS23752 291648 6.3%2430.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 17 - AS31863 11932 0.3%2386.4 -- DACEN-2 - Centrilogic, Inc.,US 18 - AS589046993 0.1%2331.0 -- KOONK-AS-IN KOONK TECHNOLOGIES PRIVATE LIMITED,IN 19 - AS2021182031 0.0%2031.0 -- GO-HOSTING Go Hosting S.P.R.L.,BE 20 - AS598461872 0.0%1872.0 -- FGC-AS FGC UES JSC,RU TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 177.10.158.0/24 215875 4.5% AS61894 -- FreeBSD Brasil LTDA,BR 2 - 202.70.88.0/21 146390 3.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.70.64.0/21 144363 3.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 105.96.0.0/22 84267 1.8% AS36947 -- ALGTEL-AS,DZ 5 - 209.212.8.0/2466710 1.4% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 6 - 64.34.125.0/2448819 1.0% AS22059 -- APVIO-1 - Apvio, Inc.,US 7 - 76.191.107.0/24 48605 1.0% AS22059 -- APVIO-1 - Apvio, Inc.,US 8 - 69.194.4.0/24 24504 0.5% AS33529 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 9 - 130.0.192.0/2115599 0.3% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 10 - 42.83.48.0/20 15521 0.3% AS18135 -- BTV BTV Cable television,JP 11 - 67.59.81.0/24 13321 0.3% AS33356 -- CTWS - Eagle-Tech Systems,US 12 - 92.43.216.0/2111656 0.2% AS25563 -- WEBLAND-AS Webland AG, Autonomous System,CH 13 - 91.193.202.0/24 11603 0.2% AS42081 --
The Cidr Report
This report has been generated at Fri Apr 10 21:14:35 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
03-04-15546119 299432
04-04-15546337 299359
05-04-15546063 299448
06-04-15546237 299694
07-04-15546379 299131
08-04-15546653 299930
09-04-15546540 300390
10-04-15546760 300226
AS Summary
50225 Number of ASes in routing system
20056 Number of ASes announcing only one prefix
3180 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120958464 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 10Apr15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 546653 300156 24649745.1% All ASes
AS22773 3020 172 284894.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2880 83 279797.1% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2796 78 271897.2% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 20 245399.2% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2314 285 202987.7% NET Serviços de Comunicação
S.A.,BR
AS3356 2552 757 179570.3% LEVEL3 - Level 3
Communications, Inc.,US
AS4755 2000 381 161980.9% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2918 1337 158154.2% KIXS-AS-KR Korea Telecom,KR
AS6983 1752 248 150485.8% ITCDELTA - Earthlink, Inc.,US
AS9808 1556 67 148995.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6147 1602 159 144390.1% Telefonica del Peru S.A.A.,PE
AS7303 1709 293 141682.9% Telecom Argentina S.A.,AR
AS20115 1854 492 136273.5% CHARTER-NET-HKY-NC - Charter
Communications,US
AS10620 3180 1819 136142.8% Telmex Colombia S.A.,CO
AS7545 2588 1363 122547.3% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1622 408 121474.8% TWTC - tw telecom holdings,
inc.,US
AS9498 1314 110 120491.6% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2039 869 117057.4% MEGAPATH5-US - MegaPath
Corporation,US
AS8402 1154 24 113097.9% CORBINA-AS OJSC Vimpelcom,RU
AS7552 1163 58 110595.0% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1337 256 108180.9% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS6849 1209 172 103785.8% UKRTELNET JSC UKRTELECOM,UA
AS8151 1579 654 92558.6% Uninet S.A. de C.V.,MX
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS8452 1874 997 87746.8% TE-AS TE-AS,EG
AS38285 983 114 86988.4% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4780 1083 256 82776.4% SEEDNET Digital United Inc.,TW
AS4538 1778 956 82246.2% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS26615 965 158 80783.6% Tim Celular S.A.,BR
AS24560 1232 464 76862.3% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
Total 55525
BGP Update Report
BGP Update Report Interval: 02-Apr-15 -to- 09-Apr-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 261532 5.9%3189.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS10029 235469 5.3% 516.4 -- CITYCOMNETWORKS-AS CITYCOM NETWORKS PVT LTD,IN 3 - AS61894 173372 3.9% 43343.0 -- FreeBSD Brasil LTDA,BR 4 - AS9829 173306 3.9% 129.5 -- BSNL-NIB National Internet Backbone,IN 5 - AS22059 111920 2.5% 55960.0 -- APVIO-1 - Apvio, Inc.,US 6 - AS36947 82214 1.8% 464.5 -- ALGTEL-AS,DZ 7 - AS28573 78974 1.8% 23.0 -- NET Serviços de Comunicação S.A.,BR 8 - AS21669 76722 1.7% 19180.5 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 9 - AS370975043 1.7%2779.4 -- NET-CITY-SA - City of San Antonio,US 10 - AS53563 48173 1.1% 48173.0 -- XPLUSONE - X Plus One Solutions, Inc.,US 11 - AS33529 42180 0.9%7030.0 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 12 - AS36903 41807 0.9% 102.7 -- MT-MPLS,MA 13 - AS28661 41058 0.9% 651.7 -- HOTLINK INTERNET LTDA,BR 14 - AS730334218 0.8% 36.8 -- Telecom Argentina S.A.,AR 15 - AS840230100 0.7% 44.5 -- CORBINA-AS OJSC Vimpelcom,RU 16 - AS25563 28028 0.6%9342.7 -- WEBLAND-AS Webland AG, Autonomous System,CH 17 - AS771326716 0.6%3339.5 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 18 - AS46230 26596 0.6%1266.5 -- DUDROP - Dignitas Technology Inc,US 19 - AS39891 20395 0.5% 10.3 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 20 - AS197914 19528 0.4% 19528.0 -- STOCKHO-AS Stockho Hosting SARL,FR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS22059 111920 2.5% 55960.0 -- APVIO-1 - Apvio, Inc.,US 2 - AS53563 48173 1.1% 48173.0 -- XPLUSONE - X Plus One Solutions, Inc.,US 3 - AS61894 173372 3.9% 43343.0 -- FreeBSD Brasil LTDA,BR 4 - AS197914 19528 0.4% 19528.0 -- STOCKHO-AS Stockho Hosting SARL,FR 5 - AS21669 76722 1.7% 19180.5 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 6 - AS181359965 0.2%9965.0 -- BTV BTV Cable television,JP 7 - AS3935889523 0.2%9523.0 -- MUBEA-FLO - Mubea,US 8 - AS2015769399 0.2%9399.0 -- TCBANK-AS Tver City Bank, Joint Stock Company,RU 9 - AS25563 28028 0.6%9342.7 -- WEBLAND-AS Webland AG, Autonomous System,CH 10 - AS463368960 0.2%8960.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 11 - AS1991218008 0.2%8008.0 -- FLEXOPTIX Flexoptix GmbH,DE 12 - AS449517437 0.2%7437.0 -- EFONDS-AS eFonds Solutions AG,DE 13 - AS33529 42180 0.9%7030.0 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 14 - AS606735374 0.1%5374.0 -- ACTIVCOM Activcom Kft,HU 15 - AS612945370 0.1%5370.0 -- STIHLHU-AS Andreas Stihl Kereskedelmi Kft,HU 16 - AS61570 1 0.4%4722.0 -- ENTERIW PROVEDOR DE INTERNET LTDA,BR 17 - AS203863360 0.1%3360.0 -- MOVE-VAN - Move Sales, Inc.,US 18 - AS771326716 0.6%3339.5 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 19 - AS23752 261532 5.9%3189.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 20 - AS33440 12190 0.3%3047.5 -- WEBRULON-NETWORK - webRulon, LLC,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 177.10.158.0/24 173355 3.7% AS61894 -- FreeBSD Brasil LTDA,BR 2 - 202.70.88.0/21 130756 2.8% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.70.64.0/21 130078 2.8% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 105.96.0.0/22 79375 1.7% AS36947 -- ALGTEL-AS,DZ 5 - 209.212.8.0/2476674 1.6% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 6 - 76.191.107.0/24 55992 1.2% AS22059 -- APVIO-1 - Apvio, Inc.,US 7 - 64.34.125.0/2455928 1.2% AS22059 -- APVIO-1 - Apvio, Inc.,US 8 - 199.38.164.0/23 48173 1.0% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 9 - 69.194.4.0/24 42167 0.9% AS33529 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 10 - 118.98.88.0/2426724 0.6% AS64567 -- -Private Use AS-,ZZ AS7713 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 11 - 130.0.192.0/2119528 0.4% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 12 - 177.128.221.0/24 18759 0.4% AS61570 -- ENTERIW PROVEDOR DE INTERNET
BGP Update Report
BGP Update Report Interval: 26-Mar-15 -to- 02-Apr-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS4837 703462 11.0% 149.4 -- CHINA169-BACKBONE CNCGROUP China169 Backbone,CN 2 - AS7782 468010 7.3% 93602.0 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 3 - AS393276 467695 7.3% 77949.2 -- CEA - Chugach Electric Association, Inc.,US 4 - AS23752 237310 3.7%2894.0 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 5 - AS9829 210308 3.3% 195.3 -- BSNL-NIB National Internet Backbone,IN 6 - AS7908 178184 2.8%1113.7 -- BT LATAM Venezuela, S.A.,VE 7 - AS28024 147067 2.3% 96.3 -- Nuevatel PCS de Bolivia S.A.,BO 8 - AS4134 135317 2.1% 48.5 -- CHINANET-BACKBONE No.31,Jin-rong Street,CN 9 - AS61894 120038 1.9% 30009.5 -- FreeBSD Brasil LTDA,BR 10 - AS54970 93554 1.5% 93554.0 -- NORTHERN-AIR-CARGO - NORTHERN AIR CARGO,US 11 - AS36947 78996 1.2% 503.2 -- ALGTEL-AS,DZ 12 - AS21669 75881 1.2% 12646.8 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 13 - AS480875147 1.2% 85.1 -- CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network,CN 14 - AS980868327 1.1% 43.4 -- CMNET-GD Guangdong Mobile Communication Co.Ltd.,CN 15 - AS53563 48472 0.8% 12118.0 -- XPLUSONE - X Plus One Solutions, Inc.,US 16 - AS481241486 0.7% 100.5 -- CHINANET-SH-AP China Telecom (Group),CN 17 - AS14287 41057 0.6% 760.3 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 18 - AS33529 39436 0.6%1792.5 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 19 - AS2 38823 0.6% 59.6 -- CMNET-V4SHANDONG-AS-AP Shandong Mobile Communication Company Limited,CN 20 - AS25563 35471 0.6% 11823.7 -- WEBLAND-AS Webland AG, Autonomous System,CH TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS7782 468010 7.3% 93602.0 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 2 - AS54970 93554 1.5% 93554.0 -- NORTHERN-AIR-CARGO - NORTHERN AIR CARGO,US 3 - AS393276 467695 7.3% 77949.2 -- CEA - Chugach Electric Association, Inc.,US 4 - AS61894 120038 1.9% 30009.5 -- FreeBSD Brasil LTDA,BR 5 - AS21669 75881 1.2% 12646.8 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 6 - AS197914 12596 0.2% 12596.0 -- STOCKHO-AS Stockho Hosting SARL,FR 7 - AS53563 48472 0.8% 12118.0 -- XPLUSONE - X Plus One Solutions, Inc.,US 8 - AS25563 35471 0.6% 11823.7 -- WEBLAND-AS Webland AG, Autonomous System,CH 9 - AS3935889517 0.1%9517.0 -- MUBEA-FLO - Mubea,US 10 - AS463368892 0.1%8892.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 11 - AS606738130 0.1%8130.0 -- ACTIVCOM Activcom Kft,HU 12 - AS612948107 0.1%8107.0 -- STIHLHU-AS Andreas Stihl Kereskedelmi Kft,HU 13 - AS58396 22241 0.3%7413.7 -- DETELNETWORKS-AS-ID PT. DEWATA TELEMATIKA,ID 14 - AS7713 7029 0.1%7029.0 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 15 - AS33356 13640 0.2%6820.0 -- CTWS - Eagle-Tech Systems,US 16 - AS278736059 0.1%6059.0 -- Compañia Goly, S.A.,PA 17 - AS22059 33582 0.5%4797.4 -- APVIO-1 - Apvio, Inc.,US 18 - AS399133555 0.1%3555.0 -- COTEWA-AS Manuel Wannemacher,DE 19 - AS621742960 0.1%2960.0 -- INTERPAN-AS INTERPAN LTD.,BG 20 - AS23752 237310 3.7%2894.0 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 177.10.158.0/24 120031 1.7% AS61894 -- FreeBSD Brasil LTDA,BR 2 - 202.70.88.0/21 119133 1.7% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.70.64.0/21 117543 1.6% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 192.206.58.0/24 93928 1.3% AS7782 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 5 - 198.163.32.0/21 93898 1.3% AS7782 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 6 - 192.189.216.0/24 93764 1.3% AS393276 -- CEA - Chugach Electric Association, Inc.,US 7 - 192.189.217.0/24 93718 1.3% AS393276 -- CEA - Chugach Electric Association, Inc.,US 8 - 162.211.56.0/21 93650 1.3% AS7782 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 9 - 192.189.218.0/24 93570 1.3% AS393276 -- CEA - Chugach Electric Association, Inc.,US 10 - 198.17.216.0/24 93554 1.3% AS54970
The Cidr Report
This report has been generated at Fri Mar 27 21:14:39 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
20-03-15544650 297738
21-03-15544456 298114
22-03-15544479 298583
23-03-15545351 298755
24-03-15545533 298722
25-03-15545653 298852
26-03-15545243 299436
27-03-15545205 299145
AS Summary
50078 Number of ASes in routing system
20014 Number of ASes announcing only one prefix
3153 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120880640 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 27Mar15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 546649 299157 24749245.3% All ASes
AS22773 3017 171 284694.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2890 73 281797.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2795 78 271797.2% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 24 244999.0% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2390 312 207886.9% NET Serviços de Comunicação
S.A.,BR
AS4755 1997 265 173286.7% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2866 1317 154954.0% KIXS-AS-KR Korea Telecom,KR
AS28024 1527 24 150398.4% Nuevatel PCS de Bolivia
S.A.,BO
AS9808 1553 67 148695.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS7303 1752 287 146583.6% Telecom Argentina S.A.,AR
AS6983 1703 248 145585.4% ITCDELTA - Earthlink, Inc.,US
AS10620 3153 1792 136143.2% Telmex Colombia S.A.,CO
AS20115 1850 500 135073.0% CHARTER-NET-HKY-NC - Charter
Communications,US
AS8402 1321 25 129698.1% CORBINA-AS OJSC Vimpelcom,RU
AS4323 1627 411 121674.7% TWTC - tw telecom holdings,
inc.,US
AS9498 1312 111 120191.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2040 869 117157.4% MEGAPATH5-US - MegaPath
Corporation,US
AS7545 2567 1410 115745.1% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS34984 1981 894 108754.9% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS22561 1338 259 107980.6% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS7552 1123 61 106294.6% VIETEL-AS-AP Viettel
Corporation,VN
AS3356 2552 1491 106141.6% LEVEL3 - Level 3
Communications, Inc.,US
AS6849 1209 171 103885.9% UKRTELNET JSC UKRTELECOM,UA
AS6147 1043 90 95391.4% Telefonica del Peru S.A.A.,PE
AS8151 1562 619 94360.4% Uninet S.A. de C.V.,MX
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 115 86888.3% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 867 23 84497.3% Global Village Telecom,BR
AS4538 1775 953 82246.3% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS26615 972 150 82284.6% Tim Celular S.A.,BR
Total 5523812894
BGP Update Report
BGP Update Report Interval: 19-Mar-15 -to- 26-Mar-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS4837 702745 13.0% 147.8 -- CHINA169-BACKBONE CNCGROUP China169 Backbone,CN 2 - AS23752 244946 4.5%1828.0 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS9829 189846 3.5% 104.9 -- BSNL-NIB National Internet Backbone,IN 4 - AS61894 178259 3.3% 44564.8 -- FreeBSD Brasil LTDA,BR 5 - AS4134 135742 2.5% 38.6 -- CHINANET-BACKBONE No.31,Jin-rong Street,CN 6 - AS28024 107767 2.0% 70.9 -- Nuevatel PCS de Bolivia S.A.,BO 7 - AS21669 91310 1.7%6522.1 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 8 - AS36947 81468 1.5% 493.7 -- ALGTEL-AS,DZ 9 - AS480872591 1.3% 38.7 -- CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network,CN 10 - AS53563 49214 0.9%4921.4 -- XPLUSONE - X Plus One Solutions, Inc.,US 11 - AS845248999 0.9% 23.6 -- TE-AS TE-AS,EG 12 - AS19429 48663 0.9% 37.5 -- ETB - Colombia,CO 13 - AS771342512 0.8%2237.5 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 14 - AS481241694 0.8% 59.6 -- CHINANET-SH-AP China Telecom (Group),CN 15 - AS33529 38476 0.7%1539.0 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 16 - AS39891 37945 0.7% 15.3 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 17 - AS778236584 0.7%1355.0 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 18 - AS393276 36376 0.7%6062.7 -- CEA - Chugach Electric Association, Inc.,US 19 - AS840233140 0.6% 82.6 -- CORBINA-AS OJSC Vimpelcom,RU 20 - AS28573 31607 0.6% 14.0 -- NET Serviços de Comunicação S.A.,BR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS61894 178259 3.3% 44564.8 -- FreeBSD Brasil LTDA,BR 2 - AS197914 19647 0.4% 19647.0 -- STOCKHO-AS Stockho Hosting SARL,FR 3 - AS33356 17197 0.3%8598.5 -- CTWS - Eagle-Tech Systems,US 4 - AS463368558 0.2%8558.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 5 - AS25563 24048 0.5%8016.0 -- WEBLAND-AS Webland AG, Autonomous System,CH 6 - AS198005 14854 0.3%7427.0 -- UNI-AS UNI BAHRAIN TELECOM Bsc closed,SA 7 - AS549707259 0.1%7259.0 -- NORTHERN-AIR-CARGO - NORTHERN AIR CARGO,US 8 - AS21669 91310 1.7%6522.1 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 9 - AS393276 36376 0.7%6062.7 -- CEA - Chugach Electric Association, Inc.,US 10 - AS58396 18009 0.3%6003.0 -- DETELNETWORKS-AS-ID PT. DEWATA TELEMATIKA,ID 11 - AS53563 49214 0.9%4921.4 -- XPLUSONE - X Plus One Solutions, Inc.,US 12 - AS399134605 0.1%4605.0 -- COTEWA-AS Manuel Wannemacher,DE 13 - AS337213507 0.1%3507.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 14 - AS3935883166 0.1%3166.0 -- MUBEA-FLO - Mubea,US 15 - AS47680 13679 0.2%2735.8 -- NHCS EOBO Limited,IE 16 - AS508692514 0.1%2514.0 -- AKVARIUSNET Akvarius Ltd.,CZ 17 - AS621742484 0.1%2484.0 -- INTERPAN-AS INTERPAN LTD.,BG 18 - AS771342512 0.8%2237.5 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 19 - AS334408745 0.2%2186.2 -- WEBRULON-NETWORK - webRulon, LLC,US 20 - AS45606 10266 0.2%2053.2 -- TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 177.10.158.0/24 178221 2.9% AS61894 -- FreeBSD Brasil LTDA,BR 2 - 202.70.64.0/21 122090 2.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.70.88.0/21 121761 2.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 209.212.8.0/2491244 1.5% AS21669 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US 5 - 105.96.0.0/22 77442 1.3% AS36947 -- ALGTEL-AS,DZ 6 - 199.38.164.0/23 49199 0.8% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 7 - 118.98.88.0/2442487 0.7% AS64567 -- -Private Use AS-,ZZ AS7713 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia,ID 8 - 69.194.4.0/24 38422 0.6% AS33529 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 9 - 93.181.216.0/21 23509 0.4% AS13118 -- ASN-YARTELECOM OJSC Rostelecom,RU 10 - 130.0.192.0/2119647 0.3% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 11 - 67.59.81.0/24 17196 0.3% AS33356 -- CTWS - Eagle-Tech Systems,US 12 - 91.193.202.0/24 16220 0.3% AS42081 --
The Cidr Report
This report has been generated at Fri Mar 20 21:14:21 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
13-03-15544187 299963
14-03-15544311 299727
15-03-15544349 299895
16-03-15544469 300150
17-03-15544505 300346
18-03-15544609 300818
19-03-15544954 301295
20-03-15544650 297815
AS Summary
49996 Number of ASes in routing system
19980 Number of ASes announcing only one prefix
3152 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120946176 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 20Mar15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 544491 297892 24659945.3% All ASes
AS22773 3025 170 285594.4% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2890 69 282197.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2797 78 271997.2% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 23 245099.1% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2364 315 204986.7% NET Serviços de Comunicação
S.A.,BR
AS4755 1996 261 173586.9% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2871 1321 155054.0% KIXS-AS-KR Korea Telecom,KR
AS7303 1780 283 149784.1% Telecom Argentina S.A.,AR
AS9808 1552 67 148595.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1702 248 145485.4% ITCDELTA - Earthlink, Inc.,US
AS6147 1581 158 142390.0% Telefonica del Peru S.A.A.,PE
AS10620 3152 1794 135843.1% Telmex Colombia S.A.,CO
AS20115 1849 499 135073.0% CHARTER-NET-HKY-NC - Charter
Communications,US
AS8402 1344 27 131798.0% CORBINA-AS OJSC Vimpelcom,RU
AS8452 1848 575 127368.9% TE-AS TE-AS,EG
AS4323 1625 410 121574.8% TWTC - tw telecom holdings,
inc.,US
AS9498 1309 111 119891.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2040 869 117157.4% MEGAPATH5-US - MegaPath
Corporation,US
AS7545 2559 1408 115145.0% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS7552 1165 61 110494.8% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1978 882 109655.4% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS22561 1332 251 108181.2% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS3356 2553 1490 106341.6% LEVEL3 - Level 3
Communications, Inc.,US
AS6849 1210 170 104086.0% UKRTELNET JSC UKRTELECOM,UA
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 115 86888.3% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 866 23 84397.3% Global Village Telecom,BR
AS4538 1779 957 82246.2% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS26615 955 141 81485.2% Tim Celular S.A.,BR
AS4780 1065 259 80675.7% SEEDNET Digital United Inc.,TW
Total 55643131194252476.4% Top 30 total
Possible Bogus Routes
BGP Update Report
BGP Update Report Interval: 12-Mar-15 -to- 19-Mar-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 231109 5.4%2027.3 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS61894 155165 3.6% 51721.7 -- FreeBSD Brasil LTDA,BR 3 - AS9829 139096 3.2% 91.2 -- BSNL-NIB National Internet Backbone,IN 4 - AS36947 85741 2.0% 625.8 -- ALGTEL-AS,DZ 5 - AS730348963 1.1% 29.8 -- Telecom Argentina S.A.,AR 6 - AS53563 48252 1.1% 16084.0 -- XPLUSONE - X Plus One Solutions, Inc.,US 7 - AS13118 47796 1.1%1016.9 -- ASN-YARTELECOM OJSC Rostelecom,RU 8 - AS33529 37639 0.9%7527.8 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 9 - AS28024 37257 0.9% 24.4 -- Nuevatel PCS de Bolivia S.A.,BO 10 - AS17916 35309 0.8%2206.8 -- CSC-IGN-AUNZ-AP Computer Sciences Corporation,AU 11 - AS381630422 0.7% 63.5 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 12 - AS17974 29679 0.7% 11.5 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 13 - AS22884 29194 0.7% 79.1 -- Iusacell PCS de Mexico, S.A. de C.V.,MX 14 - AS840226234 0.6% 31.3 -- CORBINA-AS OJSC Vimpelcom,RU 15 - AS42081 25960 0.6%1854.3 -- SPEEDY-NET-AS Speedy net EAD,BG 16 - AS11714 23018 0.5% 298.9 -- ASN-UNEB - University of Nebraska Central Administration,US 17 - AS754522786 0.5% 11.7 -- TPG-INTERNET-AP TPG Telecom Limited,AU 18 - AS23342 22307 0.5% 587.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 19 - AS845222027 0.5% 13.3 -- TE-AS TE-AS,EG 20 - AS24197 21577 0.5% 392.3 -- BIGNET-AS-ID Elka Prakarsa Utama, PT,ID TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS61894 155165 3.6% 51721.7 -- FreeBSD Brasil LTDA,BR 2 - AS197914 18643 0.4% 18643.0 -- STOCKHO-AS Stockho Hosting SARL,FR 3 - AS53563 48252 1.1% 16084.0 -- XPLUSONE - X Plus One Solutions, Inc.,US 4 - AS47680 13503 0.3% 13503.0 -- NHCS EOBO Limited,IE 5 - AS18135 10831 0.2% 10831.0 -- BTV BTV Cable television,JP 6 - AS610398685 0.2%8685.0 -- ZMZ OAO ZMZ,RU 7 - AS463368556 0.2%8556.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 8 - AS33529 37639 0.9%7527.8 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 9 - AS25563 18884 0.4%6294.7 -- WEBLAND-AS Webland AG, Autonomous System,CH 10 - AS33356 12473 0.3%6236.5 -- CTWS - Eagle-Tech Systems,US 11 - AS399135019 0.1%5019.0 -- COTEWA-AS Manuel Wannemacher,DE 12 - AS575738077 0.2%4038.5 -- GREENATOM CJSC Greenatom,RU 13 - AS337213745 0.1%3745.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 14 - AS1980533439 0.1%3439.0 -- AMTEL VECTRA S.A.,PL 15 - AS621743084 0.1%3084.0 -- INTERPAN-AS INTERPAN LTD.,BG 16 - AS544658601 0.2%2867.0 -- QPM-AS-1 - QuickPlay Media Inc.,US 17 - AS1985812294 0.1%2294.0 -- CEKAB-NET EDB Card Services AB,SE 18 - AS17916 35309 0.8%2206.8 -- CSC-IGN-AUNZ-AP Computer Sciences Corporation,AU 19 - AS1317138433 0.2%2108.2 -- IDNIC-SPICELINK-AS-ID PT Sano Komunikasi,ID 20 - AS21669 10275 0.2%2055.0 -- NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 177.10.158.0/24 155047 3.5% AS61894 -- FreeBSD Brasil LTDA,BR 2 - 202.70.88.0/21 115671 2.6% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.70.64.0/21 114506 2.6% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 105.96.0.0/22 76303 1.7% AS36947 -- ALGTEL-AS,DZ 5 - 199.38.164.0/23 48248 1.1% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 6 - 93.181.216.0/21 47503 1.1% AS13118 -- ASN-YARTELECOM OJSC Rostelecom,RU 7 - 69.194.4.0/24 37633 0.8% AS33529 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 8 - 64.29.130.0/2421912 0.5% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 9 - 130.0.192.0/2118643 0.4% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 10 - 91.193.202.0/24 16823 0.4% AS42081 -- SPEEDY-NET-AS Speedy net EAD,BG 11 - 88.87.160.0/1913503 0.3% AS47680 -- NHCS EOBO Limited,IE 12 - 67.59.81.0/24 12469 0.3% AS33356 -- CTWS - Eagle-Tech Systems,US 13 - 20.134.248.0/24 11968 0.3% AS17916 -- CSC-IGN-AUNZ-AP Computer Sciences Corporation,AU 14 - 20.139.64.0/2011813 0.3% AS17916 -- CSC-IGN-AUNZ-AP Computer
The Cidr Report
This report has been generated at Fri Mar 13 21:14:30 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
06-03-15543091 299481
07-03-15543037 299657
08-03-15543201 299673
09-03-15543424 299454
10-03-15543046 299662
11-03-15543332 299804
12-03-15543235 39
13-03-15544187 299901
AS Summary
49884 Number of ASes in routing system
19904 Number of ASes announcing only one prefix
3141 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120417792 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 13Mar15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 544299 299966 24433344.9% All ASes
AS22773 3013 171 284294.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2891 120 277195.8% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2808 78 273097.2% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 12 246199.5% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2365 317 204886.6% NET Serviços de Comunicação
S.A.,BR
AS3356 2551 730 182171.4% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2868 1318 155054.0% KIXS-AS-KR Korea Telecom,KR
AS7303 1793 283 151084.2% Telecom Argentina S.A.,AR
AS9808 1547 67 148095.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1703 248 145585.4% ITCDELTA - Earthlink, Inc.,US
AS6147 1574 158 141690.0% Telefonica del Peru S.A.A.,PE
AS4755 1988 595 139370.1% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS10620 3141 1751 139044.3% Telmex Colombia S.A.,CO
AS20115 1847 500 134772.9% CHARTER-NET-HKY-NC - Charter
Communications,US
AS8402 1356 25 133198.2% CORBINA-AS OJSC Vimpelcom,RU
AS7545 2549 1224 132552.0% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1628 408 122074.9% TWTC - tw telecom holdings,
inc.,US
AS9498 1306 111 119591.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS8452 1771 591 118066.6% TE-AS TE-AS,EG
AS18566 2040 869 117157.4% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1153 58 109595.0% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1972 902 107054.3% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS22561 1330 358 97273.1% CENTURYLINK-LEGACY-LIGHTCORE -
CenturyTel Internet Holdings,
Inc.,US
AS6849 1209 247 96279.6% UKRTELNET JSC UKRTELECOM,UA
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS38285 983 115 86888.3% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1778 957 82146.2% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS4780 1114 302 81272.9% SEEDNET Digital United Inc.,TW
AS26615 957 145 81284.8% Tim Celular S.A.,BR
AS18101 1000 205 79579.5% RELIANCE-COMMUNICATIONS-IN
Reliance Communications
BGP Update Report
BGP Update Report Interval: 05-Mar-15 -to- 12-Mar-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS61894 227643 5.2% 56910.8 -- FreeBSD Brasil LTDA,BR 2 - AS23752 220856 5.0%2629.2 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS9829 128125 2.9% 104.8 -- BSNL-NIB National Internet Backbone,IN 4 - AS46230 101249 2.3%4821.4 -- DUDROP - Dignitas Technology Inc,US 5 - AS36947 94280 2.1% 827.0 -- ALGTEL-AS,DZ 6 - AS273491622 2.1%5389.5 -- CORESITE - CoreSite,US 7 - AS42081 72726 1.7%2909.0 -- SPEEDY-NET-AS Speedy net EAD,BG 8 - AS10620 68933 1.6% 30.4 -- Telmex Colombia S.A.,CO 9 - AS56426 63222 1.4%9031.7 -- ASVOLNA-NET CJSC VOLNA-SERVIS,RU 10 - AS53563 47218 1.1% 15739.3 -- XPLUSONE - X Plus One Solutions, Inc.,US 11 - AS13118 42606 1.0%1065.2 -- ASN-YARTELECOM OJSC Rostelecom,RU 12 - AS33529 40465 0.9%4496.1 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 13 - AS37054 32217 0.7% 97.3 -- TGN,MG 14 - AS62886 29799 0.7%2292.2 -- OMNITEL - OMNITEL COMMUNICATIONS,US 15 - AS17916 27848 0.6%1740.5 -- CSC-IGN-AUNZ-AP Computer Sciences Corporation,AU 16 - AS28024 27764 0.6% 18.2 -- Nuevatel PCS de Bolivia S.A.,BO 17 - AS840226961 0.6% 19.1 -- CORBINA-AS OJSC Vimpelcom,RU 18 - AS17974 23203 0.5% 10.9 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 19 - AS23342 22391 0.5% 589.2 -- UNITEDLAYER - Unitedlayer, Inc.,US 20 - AS845221724 0.5% 13.2 -- TE-AS TE-AS,EG TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS61894 227643 5.2% 56910.8 -- FreeBSD Brasil LTDA,BR 2 - AS49227 19741 0.5% 19741.0 -- TCI-ANYCAST-NET UKRAINIAN INTERNET NAMES CENTER.LTD,UA 3 - AS53563 47218 1.1% 15739.3 -- XPLUSONE - X Plus One Solutions, Inc.,US 4 - AS61039 15385 0.3% 15385.0 -- ZMZ OAO ZMZ,RU 5 - AS32830 18986 0.4%9493.0 -- CCS-325-1 - Connecticut Computer Service, Inc.,US 6 - AS56426 63222 1.4%9031.7 -- ASVOLNA-NET CJSC VOLNA-SERVIS,RU 7 - AS463368372 0.2%8372.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 8 - AS197914 18672 0.4%6224.0 -- STOCKHO-AS Stockho Hosting SARL,FR 9 - AS273491622 2.1%5389.5 -- CORESITE - CoreSite,US 10 - AS46230 101249 2.3%4821.4 -- DUDROP - Dignitas Technology Inc,US 11 - AS33529 40465 0.9%4496.1 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 12 - AS10013 12943 0.3%4314.3 -- FBDC FreeBit Co.,Ltd.,JP 13 - AS337213898 0.1%3898.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 14 - AS544659635 0.2%3211.7 -- QPM-AS-1 - QuickPlay Media Inc.,US 15 - AS47680 15778 0.4%3155.6 -- NHCS EOBO Limited,IE 16 - AS1980533032 0.1%3032.0 -- AMTEL VECTRA S.A.,PL 17 - AS42081 72726 1.7%2909.0 -- SPEEDY-NET-AS Speedy net EAD,BG 18 - AS333562816 0.1%2816.0 -- CTWS - Eagle-Tech Systems,US 19 - AS19114 16344 0.4%2724.0 -- Otecel S.A.,EC 20 - AS23752 220856 5.0%2629.2 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 177.10.158.0/24 227631 5.0% AS61894 -- FreeBSD Brasil LTDA,BR 2 - 202.70.64.0/21 111012 2.4% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.70.88.0/21 109280 2.4% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 105.96.0.0/22 82916 1.8% AS36947 -- ALGTEL-AS,DZ 5 - 193.232.40.0/22 62933 1.4% AS56426 -- ASVOLNA-NET CJSC VOLNA-SERVIS,RU 6 - 199.38.164.0/23 47210 1.0% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 7 - 93.181.216.0/21 42458 0.9% AS13118 -- ASN-YARTELECOM OJSC Rostelecom,RU 8 - 69.194.4.0/24 40445 0.9% AS33529 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 9 - 64.29.130.0/2422247 0.5% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 10 - 195.123.1.0/2419741 0.4% AS49227 -- TCI-ANYCAST-NET UKRAINIAN INTERNET NAMES CENTER.LTD,UA 11 - 130.0.192.0/2118670 0.4% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 12 - 66.128.148.0/24 18335 0.4% AS2734 -- CORESITE - CoreSite,US 13 - 67.212.149.0/24 18258 0.4% AS2734 -- CORESITE - CoreSite,US 14 - 66.128.156.0/22 18234 0.4% AS2734 -- CORESITE - CoreSite,US 15 - 66.128.149.0/24 18225 0.4% AS2734 -- CORESITE - CoreSite,US 16 - 66.128.148.0/22
BGP Update Report
BGP Update Report Interval: 26-Feb-15 -to- 05-Mar-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS9829 322503 5.3% 195.7 -- BSNL-NIB National Internet Backbone,IN 2 - AS23752 224931 3.7%1799.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS61894 174402 2.9% 58134.0 -- FreeBSD Brasil LTDA,BR 4 - AS17908 151325 2.5% 200.7 -- TCISL Tata Communications,IN 5 - AS2734 121454 2.0%6747.4 -- CORESITE - CoreSite,US 6 - AS46230 117507 1.9%5595.6 -- DUDROP - Dignitas Technology Inc,US 7 - AS42081 103402 1.7%1378.7 -- SPEEDY-NET-AS Speedy net EAD,BG 8 - AS778296817 1.6% 19363.4 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 9 - AS36947 96535 1.6% 784.8 -- ALGTEL-AS,DZ 10 - AS393276 95841 1.6% 19168.2 -- CEA - Chugach Electric Association, Inc.,US 11 - AS381692041 1.5% 242.2 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 12 - AS45528 85228 1.4% 105.3 -- TDN Tikona Digital Networks Pvt Ltd.,IN 13 - AS845274263 1.2% 47.4 -- TE-AS TE-AS,EG 14 - AS38511 71365 1.2% 126.1 -- TACHYON-AS-ID PT Remala Abadi,ID 15 - AS17488 61125 1.0% 58.7 -- HATHWAY-NET-AP Hathway IP Over Cable Internet,IN 16 - AS24186 59591 1.0% 601.9 -- RAILTEL-AS-IN RailTel Corporation of India Ltd., Internet Service Provider, New Delhi,IN 17 - AS18207 54254 0.9% 100.1 -- YOU-INDIA-AP YOU Broadband Cable India Ltd.,IN 18 - AS10201 54072 0.9% 163.9 -- DWL-AS-IN Dishnet Wireless Limited. Broadband Wireless,IN 19 - AS55831 53493 0.9% 214.8 -- AIRCEL-IN Aircel Ltd.,IN 20 - AS53563 45149 0.7% 15049.7 -- XPLUSONE - X Plus One Solutions, Inc.,US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS61894 174402 2.9% 58134.0 -- FreeBSD Brasil LTDA,BR 2 - AS778296817 1.6% 19363.4 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 3 - AS54970 19339 0.3% 19339.0 -- NORTHERN-AIR-CARGO - NORTHERN AIR CARGO,US 4 - AS393276 95841 1.6% 19168.2 -- CEA - Chugach Electric Association, Inc.,US 5 - AS197914 17993 0.3% 17993.0 -- STOCKHO-AS Stockho Hosting SARL,FR 6 - AS61039 16303 0.3% 16303.0 -- ZMZ OAO ZMZ,RU 7 - AS53563 45149 0.7% 15049.7 -- XPLUSONE - X Plus One Solutions, Inc.,US 8 - AS49227 33436 0.6% 11145.3 -- TCI-ANYCAST-NET UKRAINIAN INTERNET NAMES CENTER.LTD,UA 9 - AS131754 10505 0.2% 10505.0 -- IDNIC-UNMUL-AS-ID Universitas Mulawarman,ID 10 - AS333569218 0.1%9218.0 -- CTWS - Eagle-Tech Systems,US 11 - AS544659084 0.1%9084.0 -- QPM-AS-1 - QuickPlay Media Inc.,US 12 - AS463367692 0.1%7692.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 13 - AS2734 121454 2.0%6747.4 -- CORESITE - CoreSite,US 14 - AS46230 117507 1.9%5595.6 -- DUDROP - Dignitas Technology Inc,US 15 - AS33529 36148 0.6%5164.0 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 16 - AS201514700 0.1%4700.0 -- MCW-12-01 - Mountain Computer Wizards, Inc.,US 17 - AS337214182 0.1%4182.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 18 - AS25563 10674 0.2%3558.0 -- WEBLAND-AS Webland AG, Autonomous System,CH 19 - AS1980532938 0.1%2938.0 -- AMTEL VECTRA S.A.,PL 20 - AS47680 13860 0.2%2772.0 -- NHCS EOBO Limited,IE TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 177.10.158.0/24 174318 2.8% AS61894 -- FreeBSD Brasil LTDA,BR 2 - 202.70.88.0/21 112393 1.8% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.70.64.0/21 111848 1.8% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 105.96.0.0/22 84597 1.4% AS36947 -- ALGTEL-AS,DZ 5 - 199.38.164.0/23 45133 0.7% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 6 - 69.194.4.0/24 36107 0.6% AS33529 -- PEAK-WEB-HOSTING - Peak Web Hosting Inc.,US 7 - 195.123.1.0/2433420 0.5% AS49227 -- TCI-ANYCAST-NET UKRAINIAN INTERNET NAMES CENTER.LTD,UA 8 - 66.128.148.0/24 23816 0.4% AS2734 -- CORESITE - CoreSite,US 9 - 66.128.148.0/22 23760 0.4% AS2734 -- CORESITE - CoreSite,US 10 - 67.212.149.0/24 23722 0.4% AS2734 -- CORESITE - CoreSite,US 11 - 66.128.149.0/24 23714 0.4% AS2734 -- CORESITE - CoreSite,US 12 - 66.128.156.0/22 23678 0.4% AS2734 -- CORESITE - CoreSite,US 13 - 64.29.130.0/2422237 0.3% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 14
The Cidr Report
This report has been generated at Fri Mar 6 21:14:23 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
27-02-15541645 299462
28-02-15541750 299479
01-03-15541663 298709
02-03-15541931 298992
03-03-15542657 299186
04-03-15542732 299178
05-03-15542812 299372
06-03-15543091 299463
AS Summary
49806 Number of ASes in routing system
19861 Number of ASes announcing only one prefix
3123 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120417792 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 06Mar15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 542987 299404 24358344.9% All ASes
AS22773 2987 171 281694.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2891 120 277195.8% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2813 78 273597.2% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 12 246199.5% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2323 312 201186.6% NET Serviços de Comunicação
S.A.,BR
AS3356 2554 697 185772.7% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2875 1319 155654.1% KIXS-AS-KR Korea Telecom,KR
AS7303 1793 283 151084.2% Telecom Argentina S.A.,AR
AS9808 1546 67 147995.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6983 1702 248 145485.4% ITCDELTA - Earthlink, Inc.,US
AS6147 1579 161 141889.8% Telefonica del Peru S.A.A.,PE
AS4755 1986 594 139270.1% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS10620 3123 1741 138244.3% Telmex Colombia S.A.,CO
AS8402 1379 25 135498.2% CORBINA-AS OJSC Vimpelcom,RU
AS20115 1850 506 134472.6% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7545 2591 1275 131650.8% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS7552 1473 234 123984.1% VIETEL-AS-AP Viettel
Corporation,VN
AS4323 1635 410 122574.9% TWTC - tw telecom holdings,
inc.,US
AS8452 1787 584 120367.3% TE-AS TE-AS,EG
AS9498 1303 111 119291.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2040 869 117157.4% MEGAPATH5-US - MegaPath
Corporation,US
AS34984 1971 901 107054.3% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS22561 1329 355 97473.3% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS6849 1211 240 97180.2% UKRTELNET JSC UKRTELECOM,UA
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 115 86888.3% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1778 957 82146.2% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS4780 1109 297 81273.2% SEEDNET Digital United Inc.,TW
AS26615 922 137 78585.1% Tim Celular S.A.,BR
AS24560 1197 421 77664.8% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
Total 56203
The Cidr Report
This report has been generated at Fri Feb 27 21:14:26 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
20-02-15538805 296230
21-02-15539328 296368
22-02-15539258 296450
23-02-15539278 296680
24-02-15539629 298059
25-02-15540702 297505
26-02-15538881 300039
27-02-15541645 299392
AS Summary
49778 Number of ASes in routing system
19864 Number of ASes announcing only one prefix
3122 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120442368 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 27Feb15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 541748 299440 24230844.7% All ASes
AS22773 2985 170 281594.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2891 120 277195.8% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2819 77 274297.3% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 12 246199.5% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2328 311 201786.6% NET Serviços de Comunicação
S.A.,BR
AS4766 2909 1324 158554.5% KIXS-AS-KR Korea Telecom,KR
AS7303 1790 280 151084.4% Telecom Argentina S.A.,AR
AS9808 1546 67 147995.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS10620 3122 1701 142145.5% Telmex Colombia S.A.,CO
AS6147 1574 160 141489.8% Telefonica del Peru S.A.A.,PE
AS4755 1985 600 138569.8% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS6983 1623 249 137484.7% ITCDELTA - Earthlink, Inc.,US
AS20115 1851 510 134172.4% CHARTER-NET-HKY-NC - Charter
Communications,US
AS8402 1332 25 130798.1% CORBINA-AS OJSC Vimpelcom,RU
AS7545 2587 1296 129149.9% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1627 407 122075.0% TWTC - tw telecom holdings,
inc.,US
AS8452 1767 572 119567.6% TE-AS TE-AS,EG
AS9498 1300 111 118991.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2040 869 117157.4% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1134 54 108095.2% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1966 897 106954.4% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS3356 2569 1556 101339.4% LEVEL3 - Level 3
Communications, Inc.,US
AS22561 1328 361 96772.8% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS6849 1196 259 93778.3% UKRTELNET JSC UKRTELECOM,UA
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 115 86888.3% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1776 939 83747.1% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS4780 1104 310 79471.9% SEEDNET Digital United Inc.,TW
AS26615 922 134 78885.5% Tim Celular S.A.,BR
AS24560 1195 421 77464.8% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
Total 55722
BGP Update Report
BGP Update Report Interval: 19-Feb-15 -to- 26-Feb-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS2119 702188 10.3%3221.0 -- TELENOR-NEXTEL Telenor Norge AS,NO 2 - AS61894 343019 5.0% 114339.7 -- FreeBSD Brasil LTDA,BR 3 - AS23752 255192 3.7%2407.5 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - AS7782 177923 2.6% 29653.8 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 5 - AS393276 175604 2.6% 35120.8 -- CEA - Chugach Electric Association, Inc.,US 6 - AS9829 145184 2.1% 94.3 -- BSNL-NIB National Internet Backbone,IN 7 - AS2734 119185 1.8%7449.1 -- CORESITE - CoreSite,US 8 - AS36947 74984 1.1% 357.1 -- ALGTEL-AS,DZ 9 - AS42081 61752 0.9% 823.4 -- SPEEDY-NET-AS Speedy net EAD,BG 10 - AS790858262 0.8% 366.4 -- BT LATAM Venezuela, S.A.,VE 11 - AS53563 57463 0.8% 28731.5 -- XPLUSONE - X Plus One Solutions, Inc.,US 12 - AS33885 55752 0.8%3097.3 -- OWNIT Ownit Broadband AB,SE 13 - AS561954404 0.8%3022.4 -- EVRY-NO EVRY AS,NO 14 - AS46230 50001 0.7%2381.0 -- DUDROP - Dignitas Technology Inc,US 15 - AS28726 45632 0.7%2281.6 -- ASN-EDB-UNIGRID EDB Drift AB,SE 16 - AS11664 45044 0.7% 93.6 -- Techtel LMDS Comunicaciones Interactivas S.A.,AR 17 - AS60717 43922 0.6%3992.9 -- BAYONETTE Bayonette AS,NO 18 - AS61275 43553 0.6%3350.2 -- ASN-NEAS Nordmore Energiverk AS,NO 19 - AS34984 41012 0.6% 24.5 -- TELLCOM-AS TELLCOM ILETISIM HIZMETLERI A.S.,TR 20 - AS27194 38040 0.6% 19020.0 -- REALLYFAST - ReallyFast.net,US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS61894 343019 5.0% 114339.7 -- FreeBSD Brasil LTDA,BR 2 - AS54970 35330 0.5% 35330.0 -- NORTHERN-AIR-CARGO - NORTHERN AIR CARGO,US 3 - AS393276 175604 2.6% 35120.8 -- CEA - Chugach Electric Association, Inc.,US 4 - AS7782 177923 2.6% 29653.8 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 5 - AS53563 57463 0.8% 28731.5 -- XPLUSONE - X Plus One Solutions, Inc.,US 6 - AS27194 38040 0.6% 19020.0 -- REALLYFAST - ReallyFast.net,US 7 - AS61039 15734 0.2% 15734.0 -- ZMZ OAO ZMZ,RU 8 - AS32643 14225 0.2% 14225.0 -- RDI - RESOURCE DATA, INC.,US 9 - AS47680 12258 0.2% 12258.0 -- NHCS EOBO Limited,IE 10 - AS131754 10524 0.1% 10524.0 -- IDNIC-UNMUL-AS-ID Universitas Mulawarman,ID 11 - AS18135 10229 0.1% 10229.0 -- BTV BTV Cable television,JP 12 - AS463367886 0.1%7886.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 13 - AS2734 119185 1.8%7449.1 -- CORESITE - CoreSite,US 14 - AS25563 21856 0.3%7285.3 -- WEBLAND-AS Webland AG, Autonomous System,CH 15 - AS197914 19126 0.3%6375.3 -- STOCKHO-AS Stockho Hosting SARL,FR 16 - AS333565850 0.1%5850.0 -- CTWS - Eagle-Tech Systems,US 17 - AS201514631 0.1%4631.0 -- MCW-12-01 - Mountain Computer Wizards, Inc.,US 18 - AS597674554 0.1%4554.0 -- NETNORDIC Netnordic Holding AS,NO 19 - AS337214021 0.1%4021.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 20 - AS60717 43922 0.6%3992.9 -- BAYONETTE Bayonette AS,NO TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 177.10.158.0/24 343001 4.9% AS61894 -- FreeBSD Brasil LTDA,BR 2 - 202.70.88.0/21 127362 1.8% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.70.64.0/21 124990 1.8% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 105.96.0.0/22 66980 1.0% AS36947 -- ALGTEL-AS,DZ 5 - 199.38.164.0/23 57460 0.8% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 6 - 192.206.58.0/24 35748 0.5% AS7782 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 7 - 198.163.32.0/21 35708 0.5% AS7782 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 8 - 162.211.56.0/21 35576 0.5% AS7782 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 9 - 107.152.112.0/20 35474 0.5% AS7782 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 10 - 104.254.224.0/21 35412 0.5% AS7782 -- ALSK-7782 - Alaska Communications Systems Group, Inc.,US 11 - 198.17.216.0/24 35330 0.5% AS54970 -- NORTHERN-AIR-CARGO - NORTHERN AIR CARGO,US 12 - 192.189.218.0/24 35202 0.5% AS393276 -- CEA - Chugach Electric Association, Inc.,US 13 - 192.189.215.0/24 35198 0.5% AS393276 -- CEA - Chugach
The Cidr Report
This report has been generated at Fri Feb 20 21:14:25 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
13-02-15538035 294739
14-02-15538453 294684
15-02-15538305 294704
16-02-15538359 294312
17-02-15538588 294957
18-02-15538600 295168
19-02-15538555 295850
20-02-15538805 296396
AS Summary
49708 Number of ASes in routing system
19851 Number of ASes announcing only one prefix
3121 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120442368 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 20Feb15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 539262 296349 24291345.0% All ASes
AS22773 2985 170 281594.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS6389 2891 98 279396.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2826 77 274997.3% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 14 245999.4% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2306 312 199486.5% NET Serviços de Comunicação
S.A.,BR
AS4755 1976 247 172987.5% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2891 1323 156854.2% KIXS-AS-KR Korea Telecom,KR
AS7303 1788 279 150984.4% Telecom Argentina S.A.,AR
AS7545 2599 1107 149257.4% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS9808 1546 67 147995.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS6147 1589 161 142889.9% Telefonica del Peru S.A.A.,PE
AS10620 3121 1699 142245.6% Telmex Colombia S.A.,CO
AS20115 1850 514 133672.2% CHARTER-NET-HKY-NC - Charter
Communications,US
AS8402 1329 26 130398.0% CORBINA-AS OJSC Vimpelcom,RU
AS4323 1630 409 122174.9% TWTC - tw telecom holdings,
inc.,US
AS8452 1783 578 120567.6% TE-AS TE-AS,EG
AS9498 1300 111 118991.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2040 869 117157.4% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1146 57 108995.0% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1329 251 107881.1% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS34984 1965 891 107454.7% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS3356 2569 1502 106741.5% LEVEL3 - Level 3
Communications, Inc.,US
AS6849 1196 243 95379.7% UKRTELNET JSC UKRTELECOM,UA
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 113 87088.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1776 939 83747.1% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS4780 1103 309 79472.0% SEEDNET Digital United Inc.,TW
AS26615 922 134 78885.5% Tim Celular S.A.,BR
AS8151 1547 763 78450.7% Uninet S.A. de C.V.,MX
AS24560 1212 429 78364.6% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
Total 5567113776
BGP Update Report
BGP Update Report Interval: 12-Feb-15 -to- 19-Feb-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS61894 367710 7.2% 122570.0 -- FreeBSD Brasil LTDA,BR 2 - AS23752 271684 5.3%1983.1 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS27194 218890 4.3% 109445.0 -- REALLYFAST - ReallyFast.net,US 4 - AS9829 119288 2.3% 70.5 -- BSNL-NIB National Internet Backbone,IN 5 - AS577109681 2.1% 40.6 -- BACOM - Bell Canada,CA 6 - AS36947 71643 1.4% 312.9 -- ALGTEL-AS,DZ 7 - AS53563 57400 1.1%5740.0 -- XPLUSONE - X Plus One Solutions, Inc.,US 8 - AS13188 40017 0.8% 38.1 -- BANKINFORM-AS CONTENT DELIVERY NETWORK LTD,UA 9 - AS840230288 0.6% 21.7 -- CORBINA-AS OJSC Vimpelcom,RU 10 - AS845227196 0.5% 14.1 -- TE-AS TE-AS,EG 11 - AS381625388 0.5% 27.4 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 12 - AS42337 23301 0.5% 143.0 -- RESPINA-AS Respina Networks Beyond PJSC,IR 13 - AS10620 22359 0.4% 7.2 -- Telmex Colombia S.A.,CO 14 - AS23342 22359 0.4% 588.4 -- UNITEDLAYER - Unitedlayer, Inc.,US 15 - AS28573 21680 0.4% 8.9 -- NET Serviços de Comunicação S.A.,BR 16 - AS197914 21019 0.4%7006.3 -- STOCKHO-AS Stockho Hosting SARL,FR 17 - AS273418761 0.4% 694.9 -- CORESITE - CoreSite,US 18 - AS42081 18413 0.4% 312.1 -- SPEEDY-NET-AS Speedy net EAD,BG 19 - AS28024 18284 0.4% 304.7 -- Nuevatel PCS de Bolivia S.A.,BO 20 - AS14709 17921 0.3% 779.2 -- Telefonica Moviles Panama S.A.,PA TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS61894 367710 7.2% 122570.0 -- FreeBSD Brasil LTDA,BR 2 - AS27194 218890 4.3% 109445.0 -- REALLYFAST - ReallyFast.net,US 3 - AS61039 16564 0.3% 16564.0 -- ZMZ OAO ZMZ,RU 4 - AS463368839 0.2%8839.0 -- GOODVILLE - Goodville Mutual Casualty Company,US 5 - AS501047629 0.1%7629.0 -- SATORP-AS SAUDI ARAMCO TOTAL Refining and Petrochemical Company,SA 6 - AS197914 21019 0.4%7006.3 -- STOCKHO-AS Stockho Hosting SARL,FR 7 - AS53563 57400 1.1%5740.0 -- XPLUSONE - X Plus One Solutions, Inc.,US 8 - AS25563 16309 0.3%4077.2 -- WEBLAND-AS Webland AG, Autonomous System,CH 9 - AS337213832 0.1%3832.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 10 - AS33440 12758 0.2%3189.5 -- WEBRULON-NETWORK - webRulon, LLC,US 11 - AS621742979 0.1%2979.0 -- INTERPAN-AS INTERPAN LTD.,BG 12 - AS1980532641 0.1%2641.0 -- AMTEL VECTRA S.A.,PL 13 - AS23752 271684 5.3%1983.1 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 14 - AS476809237 0.2%1847.4 -- NHCS EOBO Limited,IE 15 - AS2011491660 0.0%1660.0 -- ITSNS ITS Network Solution sp z o o,PL 16 - AS9581 1565 0.0%1565.0 -- TELSTRAGLOBAL-ID-AS-AP TTPL,HK 17 - AS561691560 0.0%1560.0 -- SCOMM-AS-AP SEDCO COMMUNICATIONS SDN BHD,MY 18 - AS1979571539 0.0%1539.0 -- KERBB Ker Broadband Communications Ltd,IE 19 - AS2621494046 0.1%1348.7 -- Sistemas Fratec S.A.,CR 20 - AS456066636 0.1%1327.2 -- TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 177.10.158.0/24 367707 7.0% AS61894 -- FreeBSD Brasil LTDA,BR 2 - 202.70.88.0/21 136788 2.6% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.70.64.0/21 134332 2.5% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 162.246.92.0/22 109482 2.1% AS27194 -- REALLYFAST - ReallyFast.net,US 5 - 162.208.40.0/22 109408 2.1% AS27194 -- REALLYFAST - ReallyFast.net,US 6 - 105.96.0.0/22 64808 1.2% AS36947 -- ALGTEL-AS,DZ 7 - 199.38.164.0/23 57376 1.1% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 8 - 64.29.130.0/2422287 0.4% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 9 - 130.0.192.0/2121017 0.4% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 10 - 23.34.208.0/2118151 0.3% AS577 -- BACOM - Bell Canada,CA 11 - 91.235.169.0/24 16564 0.3% AS61039 -- ZMZ OAO ZMZ,RU 12 - 184.84.32.0/2016281 0.3% AS577 -- BACOM - Bell Canada,CA 13 - 23.34.220.0/2316254 0.3% AS577 -- BACOM - Bell Canada,CA 14 - 184.84.184.0/22 16222 0.3% AS577 -- BACOM - Bell Canada,CA 15 - 23.34.216.0/2216213 0.3% AS577 -- BACOM - Bell Canada,CA 16 - 184.28.42.0/2316203 0.3% AS577 -- BACOM - Bell Canada,CA
BGP Update Report
BGP Update Report Interval: 05-Feb-15 -to- 12-Feb-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 260831 4.7%1890.1 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS27194 181162 3.3% 90581.0 -- REALLYFAST - ReallyFast.net,US 3 - AS9829 133632 2.4% 79.2 -- BSNL-NIB National Internet Backbone,IN 4 - AS61894 94291 1.7% 23572.8 -- FreeBSD Brasil LTDA,BR 5 - AS53563 57787 1.1%5778.7 -- XPLUSONE - X Plus One Solutions, Inc.,US 6 - AS36947 54890 1.0% 262.6 -- ALGTEL-AS,DZ 7 - AS17974 48847 0.9% 17.2 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 8 - AS614747352 0.9% 27.0 -- Telefonica del Peru S.A.A.,PE 9 - AS845241602 0.8% 25.4 -- TE-AS TE-AS,EG 10 - AS25563 34077 0.6%8519.2 -- WEBLAND-AS Webland AG, Autonomous System,CH 11 - AS55714 33537 0.6% 149.7 -- APNIC-FIBERLINK-PK Fiberlink Pvt.Ltd,PK 12 - AS840233235 0.6% 22.7 -- CORBINA-AS OJSC Vimpelcom,RU 13 - AS51964 32478 0.6% 67.5 -- ORANGE-BUSINESS-SERVICES-IPSN-ASN Equant Inc.,FR 14 - AS10620 32159 0.6% 10.4 -- Telmex Colombia S.A.,CO 15 - AS346230874 0.6% 114.3 -- HINET Data Communication Business Group,TW 16 - AS42337 26508 0.5% 166.7 -- RESPINA-AS Respina Networks Beyond PJSC,IR 17 - AS39891 23394 0.4% 9.5 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA 18 - AS60725 23207 0.4%1160.3 -- O3B-AS O3b Limited,JE 19 - AS14840 22433 0.4% 659.8 -- COMMCORP COMUNICACOES LTDA,BR 20 - AS23342 22142 0.4% 567.7 -- UNITEDLAYER - Unitedlayer, Inc.,US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS27194 181162 3.3% 90581.0 -- REALLYFAST - ReallyFast.net,US 2 - AS61894 94291 1.7% 23572.8 -- FreeBSD Brasil LTDA,BR 3 - AS61039 16164 0.3% 16164.0 -- ZMZ OAO ZMZ,RU 4 - AS25563 34077 0.6%8519.2 -- WEBLAND-AS Webland AG, Autonomous System,CH 5 - AS262647649 0.1%7649.0 -- TVI-AS - TVI Inc,US 6 - AS197914 21790 0.4%7263.3 -- STOCKHO-AS Stockho Hosting SARL,FR 7 - AS53563 57787 1.1%5778.7 -- XPLUSONE - X Plus One Solutions, Inc.,US 8 - AS501044281 0.1%4281.0 -- SATORP-AS SAUDI ARAMCO TOTAL Refining and Petrochemical Company,SA 9 - AS337214110 0.1%4110.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 10 - AS621743419 0.1%3419.0 -- INTERPAN-AS INTERPAN LTD.,BG 11 - AS33440 10610 0.2%2652.5 -- WEBRULON-NETWORK - webRulon, LLC,US 12 - AS47680 10690 0.2%2138.0 -- NHCS EOBO Limited,IE 13 - AS23752 260831 4.7%1890.1 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 14 - AS677515016 0.3%1877.0 -- BACKBONE_EHF_EUROPE Backbone ehf,CH 15 - AS201511662 0.0%1662.0 -- MCW-12-01 - Mountain Computer Wizards, Inc.,US 16 - AS523553051 0.1%1525.5 -- Jalasoft Corp.,BO 17 - AS456067627 0.1%1525.4 -- 18 - AS1980531507 0.0%1507.0 -- AMTEL VECTRA S.A.,PL 19 - AS632691498 0.0%1498.0 -- DYONYX - DYONYX L.P,US 20 - AS2621493609 0.1%1203.0 -- Sistemas Fratec S.A.,CR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 129883 2.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 128839 2.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 177.10.158.0/24 94179 1.7% AS61894 -- FreeBSD Brasil LTDA,BR 4 - 162.246.92.0/22 90669 1.6% AS27194 -- REALLYFAST - ReallyFast.net,US 5 - 162.208.40.0/22 90493 1.6% AS27194 -- REALLYFAST - ReallyFast.net,US 6 - 199.38.164.0/23 57762 1.0% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 7 - 105.96.0.0/22 51057 0.9% AS36947 -- ALGTEL-AS,DZ 8 - 64.29.130.0/2421919 0.4% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 9 - 130.0.192.0/2121786 0.4% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 10 - 91.235.169.0/24 16164 0.3% AS61039 -- ZMZ OAO ZMZ,RU 11 - 91.193.202.0/24 15108 0.3% AS42081 -- SPEEDY-NET-AS Speedy net EAD,BG 12 - 79.134.225.0/24 14962 0.3% AS6775 -- BACKBONE_EHF_EUROPE Backbone ehf,CH 13 - 162.249.183.0/24 11983 0.2% AS60725 -- O3B-AS O3b Limited,JE 14 - 92.43.216.0/2111655 0.2% AS25563 -- WEBLAND-AS Webland AG, Autonomous System,CH 15 - 185.84.192.0/22 11381 0.2% AS25563 -- WEBLAND-AS Webland AG, Autonomous System,CH 16 - 42.83.48.0/20
The Cidr Report
This report has been generated at Fri Feb 13 21:14:25 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
06-02-15537226 294411
07-02-15536997 294672
08-02-15537472 294846
09-02-15537682 295006
10-02-15537711 296080
11-02-15537678 295979
12-02-15537820 294638
13-02-15538035 294858
AS Summary
49655 Number of ASes in routing system
19863 Number of ASes announcing only one prefix
3098 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120442368 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 13Feb15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 538481 294885 24359645.2% All ASes
AS6389 2890 69 282197.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS22773 2985 172 281394.2% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2824 77 274797.3% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 14 245999.4% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2330 313 201786.6% NET Serviços de Comunicação
S.A.,BR
AS4755 1971 245 172687.6% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2872 1316 155654.2% KIXS-AS-KR Korea Telecom,KR
AS7303 1788 279 150984.4% Telecom Argentina S.A.,AR
AS9808 1535 56 147996.4% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS10620 3098 1646 145246.9% Telmex Colombia S.A.,CO
AS6147 1587 154 143390.3% Telefonica del Peru S.A.A.,PE
AS7545 2586 1220 136652.8% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS20115 1849 517 133272.0% CHARTER-NET-HKY-NC - Charter
Communications,US
AS8402 1342 25 131798.1% CORBINA-AS OJSC Vimpelcom,RU
AS4323 1628 408 122074.9% TWTC - tw telecom holdings,
inc.,US
AS9498 1300 111 118991.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2041 869 117257.4% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1146 57 108995.0% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1333 252 108181.1% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS34984 1965 891 107454.7% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS3356 2571 1503 106841.5% LEVEL3 - Level 3
Communications, Inc.,US
AS6983 1622 565 105765.2% ITCDELTA - Earthlink, Inc.,US
AS6849 1195 210 98582.4% UKRTELNET JSC UKRTELECOM,UA
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 133 85086.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 863 30 83396.5% Global Village Telecom,BR
AS4538 1776 957 81946.1% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS8151 1551 740 81152.3% Uninet S.A. de C.V.,MX
AS26615 921 137 78485.1% Tim Celular S.A.,BR
AS4780 1082 302 78072.1% SEEDNET Digital United Inc.,TW
Total 55107133524175575.8% Top 30 total
Possible Bogus Routes
5.100.241.0/24 AS19957 -Reserved AS-,ZZ
BGP Update Report
BGP Update Report Interval: 29-Jan-15 -to- 05-Feb-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 272647 6.5%2198.8 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 151291 3.6% 90.4 -- BSNL-NIB National Internet Backbone,IN 3 - AS381662061 1.5% 114.1 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 4 - AS53563 59929 1.4%7491.1 -- XPLUSONE - X Plus One Solutions, Inc.,US 5 - AS845238477 0.9% 18.3 -- TE-AS TE-AS,EG 6 - AS51964 31841 0.8% 88.9 -- ORANGE-BUSINESS-SERVICES-IPSN-ASN Equant Inc.,FR 7 - AS958328712 0.7% 21.9 -- SIFY-AS-IN Sify Limited,IN 8 - AS48159 28597 0.7% 95.3 -- TIC-AS Telecommunication Infrastructure Company,IR 9 - AS60725 26037 0.6%2002.8 -- O3B-AS O3b Limited,JE 10 - AS840223179 0.6% 133.2 -- CORBINA-AS OJSC Vimpelcom,RU 11 - AS17974 22998 0.6% 8.1 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 12 - AS42337 22453 0.5% 136.9 -- RESPINA-AS Respina Networks Beyond PJSC,IR 13 - AS23342 22314 0.5% 22314.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 14 - AS38197 21893 0.5% 26.2 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 15 - AS197914 20789 0.5% 20789.0 -- STOCKHO-AS Stockho Hosting SARL,FR 16 - AS27738 20735 0.5% 26.5 -- Ecuadortelecom S.A.,EC 17 - AS25563 19652 0.5%4913.0 -- WEBLAND-AS Webland AG, Autonomous System,CH 18 - AS11054 19087 0.5% 795.3 -- LIVEPERSON - LivePerson, Inc.,US 19 - AS10620 19074 0.5% 7.4 -- Telmex Colombia S.A.,CO 20 - AS34170 18808 0.5% 186.2 -- AZTELEKOM Azerbaijan Telecomunication ISP,AZ TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS23342 22314 0.5% 22314.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 2 - AS197914 20789 0.5% 20789.0 -- STOCKHO-AS Stockho Hosting SARL,FR 3 - AS61039 16246 0.4% 16246.0 -- ZMZ OAO ZMZ,RU 4 - AS53563 59929 1.4%7491.1 -- XPLUSONE - X Plus One Solutions, Inc.,US 5 - AS25563 19652 0.5%4913.0 -- WEBLAND-AS Webland AG, Autonomous System,CH 6 - AS337214881 0.1%4881.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 7 - AS1980057258 0.2%3629.0 -- UNI-AS UNI BAHRAIN TELECOM Bsc closed,SA 8 - AS677518764 0.5%3127.3 -- BACKBONE_EHF_EUROPE Backbone ehf,CH 9 - AS47680 14546 0.3%2909.2 -- NHCS EOBO Limited,IE 10 - AS2012242247 0.1%2247.0 -- MYOWNAS PE Evgeny Tikhomirov,RU 11 - AS45606 11225 0.3%2245.0 -- 12 - AS23752 272647 6.5%2198.8 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 13 - AS1322422162 0.1%2162.0 -- HOGARTHWW-SG Hogarth Worldwide Pte,SG 14 - AS60725 26037 0.6%2002.8 -- O3B-AS O3b Limited,JE 15 - AS621741993 0.1%1993.0 -- INTERPAN-AS INTERPAN LTD.,BG 16 - AS201511907 0.1%1907.0 -- MCW-12-01 - Mountain Computer Wizards, Inc.,US 17 - AS1980531872 0.0%1872.0 -- AMTEL VECTRA S.A.,PL 18 - AS1979571708 0.0%1708.0 -- KERBB Ker Broadband Communications Ltd,IE 19 - AS662910520 0.2%1502.9 -- NOAA-AS - NOAA,US 20 - AS33440 12005 0.3%1500.6 -- WEBRULON-NETWORK - webRulon, LLC,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.64.0/21 138229 3.2% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.88.0/21 133081 3.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 199.38.164.0/23 59920 1.4% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 4 - 64.29.130.0/2422314 0.5% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 5 - 130.0.192.0/2120789 0.5% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 6 - 79.134.225.0/24 18755 0.4% AS6775 -- BACKBONE_EHF_EUROPE Backbone ehf,CH 7 - 91.235.169.0/24 16246 0.4% AS61039 -- ZMZ OAO ZMZ,RU 8 - 91.193.202.0/24 15846 0.4% AS42081 -- SPEEDY-NET-AS Speedy net EAD,BG 9 - 88.87.160.0/1914530 0.3% AS47680 -- NHCS EOBO Limited,IE 10 - 162.249.183.0/24 13395 0.3% AS60725 -- O3B-AS O3b Limited,JE 11 - 185.26.155.0/24 12607 0.3% AS60725 -- O3B-AS O3b Limited,JE 12 - 192.58.232.0/24 10514 0.2% AS6629 -- NOAA-AS - NOAA,US 13 - 42.83.48.0/20 9839 0.2% AS18135 -- BTV BTV Cable television,JP 14 - 196.43.144.0/239371 0.2% AS327687 -- RENU,UG 15 - 199.191.120.0/22 7998 0.2% AS15177 -- STARTOUCH-WA1 - STARTOUCH
The Cidr Report
This report has been generated at Fri Feb 6 21:14:23 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
30-01-15535593 295029
31-01-15535725 294851
01-02-15535758 295558
02-02-15536071 295227
03-02-15536401 293285
04-02-15536630 293544
05-02-15537306 294063
06-02-15537226 294611
AS Summary
49580 Number of ASes in routing system
19856 Number of ASes announcing only one prefix
3090 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120442368 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 06Feb15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 537228 294453 24277545.2% All ASes
AS6389 2890 69 282197.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS22773 2982 172 281094.2% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2823 77 274697.3% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS39891 2473 18 245599.3% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2339 312 202786.7% NET Serviços de Comunicação
S.A.,BR
AS4755 1972 252 172087.2% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2882 1320 156254.2% KIXS-AS-KR Korea Telecom,KR
AS6147 1719 160 155990.7% Telefonica del Peru S.A.A.,PE
AS7303 1771 284 148784.0% Telecom Argentina S.A.,AR
AS9808 1526 55 147196.4% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS10620 3090 1636 145447.1% Telmex Colombia S.A.,CO
AS20115 1854 520 133472.0% CHARTER-NET-HKY-NC - Charter
Communications,US
AS8402 1357 25 133298.2% CORBINA-AS OJSC Vimpelcom,RU
AS7545 2553 1256 129750.8% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1628 408 122074.9% TWTC - tw telecom holdings,
inc.,US
AS18566 2041 869 117257.4% MEGAPATH5-US - MegaPath
Corporation,US
AS9498 1289 182 110785.9% BBIL-AP BHARTI Airtel Ltd.,IN
AS6849 1230 134 109689.1% UKRTELNET JSC UKRTELECOM,UA
AS7552 1141 53 108895.4% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1968 893 107554.6% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS3356 2568 1501 106741.5% LEVEL3 - Level 3
Communications, Inc.,US
AS22561 1332 300 103277.5% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS6983 1621 713 90856.0% ITCDELTA - Earthlink, Inc.,US
AS38285 983 113 87088.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS18881 862 24 83897.2% Global Village Telecom,BR
AS4538 1776 957 81946.1% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS8151 1520 717 80352.8% Uninet S.A. de C.V.,MX
AS26615 920 137 78385.1% Tim Celular S.A.,BR
AS8551 1092 313 77971.3% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,IL
Total 55202135544164875.4% Top 30 total
Possible Bogus
The Cidr Report
This report has been generated at Fri Jan 30 21:14:23 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
23-01-15534248 293832
24-01-15533976 293841
25-01-15534031 293632
26-01-15533957 293791
27-01-15534178 293992
28-01-15534226 294290
29-01-15535181 294664
30-01-15535593 294944
AS Summary
49505 Number of ASes in routing system
19841 Number of ASes announcing only one prefix
3073 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120442368 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 30Jan15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 535794 295017 24077744.9% All ASes
AS22773 2933 172 276194.1% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2843 85 275897.0% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS6389 2891 376 251587.0% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS39891 2069 30 203998.6% ALJAWWALSTC-AS Saudi Telecom
Company JSC,SA
AS28573 2346 313 203386.7% NET Serviços de Comunicação
S.A.,BR
AS3356 2572 808 176468.6% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2877 1283 159455.4% KIXS-AS-KR Korea Telecom,KR
AS6147 1695 159 153690.6% Telefonica del Peru S.A.A.,PE
AS4755 1942 458 148476.4% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS7303 1774 292 148283.5% Telecom Argentina S.A.,AR
AS9808 1524 55 146996.4% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS10620 3073 1653 142046.2% Telmex Colombia S.A.,CO
AS8402 1423 25 139898.2% CORBINA-AS OJSC Vimpelcom,RU
AS20115 1851 523 132871.7% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7545 2531 1224 130751.6% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1630 409 122174.9% TWTC - tw telecom holdings,
inc.,US
AS18566 2042 869 117357.4% MEGAPATH5-US - MegaPath
Corporation,US
AS9498 1297 188 110985.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS6983 1622 544 107866.5% ITCDELTA - Earthlink, Inc.,US
AS22561 1332 265 106780.1% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7552 1115 53 106295.2% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1956 894 106254.3% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS6849 1230 169 106186.3% UKRTELNET JSC UKRTELECOM,UA
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 136 84786.2% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1775 932 84347.5% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS8551 1094 318 77670.9% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,IL
AS24560 1201 426 77564.5% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS26615 913 140 77384.7% Tim Celular S.A.,BR
AS4780
BGP Update Report
BGP Update Report Interval: 22-Jan-15 -to- 29-Jan-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 291255 4.9%1967.9 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS38197 275218 4.7% 228.0 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 3 - AS9829 179278 3.0% 106.3 -- BSNL-NIB National Internet Backbone,IN 4 - AS262617 96401 1.6%5073.7 -- UWBR Telecomunicações Ltda,BR 5 - AS53249 80442 1.4% 40221.0 -- LAWA-AS - Los Angeles World Airport,US 6 - AS53563 59128 1.0%5912.8 -- XPLUSONE - X Plus One Solutions, Inc.,US 7 - AS23693 53806 0.9% 349.4 -- TELKOMSEL-ASN-ID PT. Telekomunikasi Selular,ID 8 - AS35908 39596 0.7% 51.8 -- VPLSNET - Krypt Technologies,US 9 - AS840234795 0.6% 23.7 -- CORBINA-AS OJSC Vimpelcom,RU 10 - AS845232582 0.6% 20.7 -- TE-AS TE-AS,EG 11 - AS36997 29316 0.5% 888.4 -- INFOCOM-UG,UG 12 - AS10620 28018 0.5% 9.1 -- Telmex Colombia S.A.,CO 13 - AS28573 27429 0.5% 11.2 -- NET Serviços de Comunicação S.A.,BR 14 - AS60725 26344 0.5%1386.5 -- O3B-AS O3b Limited,JE 15 - AS475523524 0.4% 12.1 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP,IN 16 - AS45899 22530 0.4% 33.0 -- VNPT-AS-VN VNPT Corp,VN 17 - AS23342 22262 0.4% 570.8 -- UNITEDLAYER - Unitedlayer, Inc.,US 18 - AS197914 21462 0.4%7154.0 -- STOCKHO-AS Stockho Hosting SARL,FR 19 - AS48159 21303 0.4% 73.0 -- TIC-AS Telecommunication Infrastructure Company,IR 20 - AS17974 20835 0.3% 7.3 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS53249 80442 1.4% 40221.0 -- LAWA-AS - Los Angeles World Airport,US 2 - AS61039 15237 0.3% 15237.0 -- ZMZ OAO ZMZ,RU 3 - AS49128 13605 0.2% 13605.0 -- IVCSPBORW-AS OAO Russian Railway,RU 4 - AS197914 21462 0.4%7154.0 -- STOCKHO-AS Stockho Hosting SARL,FR 5 - AS53563 59128 1.0%5912.8 -- XPLUSONE - X Plus One Solutions, Inc.,US 6 - AS262617 96401 1.6%5073.7 -- UWBR Telecomunicações Ltda,BR 7 - AS337214580 0.1%4580.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 8 - AS1973684128 0.1%4128.0 -- FOODCARE-AS FoodCare Sp. z o.o.,PL 9 - AS621743151 0.1%3151.0 -- INTERPAN-AS INTERPAN LTD.,BG 10 - AS47680 13399 0.2%2679.8 -- NHCS EOBO Limited,IE 11 - AS153192150 0.0%2150.0 -- ENLINX-LLC - Enlinx, LLC,US 12 - AS45606 10695 0.2%2139.0 -- 13 - AS372631979 0.0%1979.0 -- UNIVEDU,GH 14 - AS23752 291255 4.9%1967.9 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 15 - AS1979571591 0.0%1591.0 -- KERBB Ker Broadband Communications Ltd,IE 16 - AS562693079 0.1%1539.5 -- ARCUSIT-PH 1007 Antel Global Corporate Center,PH 17 - AS1980531531 0.0%1531.0 -- AMTEL VECTRA S.A.,PL 18 - AS60725 26344 0.5%1386.5 -- O3B-AS O3b Limited,JE 19 - AS9581 1308 0.0%1308.0 -- TELSTRAGLOBAL-ID-AS-AP TTPL,HK 20 - AS2636113840 0.1%1280.0 -- BNCOM - SERVIÇOS DE TELECOMUNICAÇÕES LTDA ME,BR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 148566 2.4% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 141252 2.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 199.38.164.0/23 59101 1.0% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 4 - 198.140.115.0/24 40240 0.7% AS53249 -- LAWA-AS - Los Angeles World Airport,US 5 - 198.140.114.0/24 40202 0.7% AS53249 -- LAWA-AS - Los Angeles World Airport,US 6 - 187.62.207.0/24 29399 0.5% AS262617 -- UWBR Telecomunicações Ltda,BR 7 - 187.62.205.0/24 29376 0.5% AS262617 -- UWBR Telecomunicações Ltda,BR 8 - 187.62.202.0/24 26979 0.4% AS262617 -- UWBR Telecomunicações Ltda,BR 9 - 64.29.130.0/2422186 0.4% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 10 - 130.0.192.0/2121458 0.3% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 11 - 91.235.169.0/24 15237 0.2% AS61039 -- ZMZ OAO ZMZ,RU 12 - 185.26.155.0/24 13803 0.2% AS60725 -- O3B-AS O3b Limited,JE 13 - 91.212.146.0/24 13605 0.2% AS49128 -- IVCSPBORW-AS OAO Russian Railway,RU 14 - 88.87.160.0/1913371 0.2% AS47680 -- NHCS EOBO Limited,IE 15 - 162.249.183.0/24 12379 0.2% AS60725 -- O3B-AS
BGP Update Report
BGP Update Report Interval: 15-Jan-15 -to- 22-Jan-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS38623 2053233 30.3%8927.1 -- VIETTELCAMBODIA-AS-AP ISP/IXP IN CAMBODIA WITH THE BEST VERVICE IN THERE.,KH 2 - AS23752 337342 5.0%2426.9 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS9829 251094 3.7% 216.8 -- BSNL-NIB National Internet Backbone,IN 4 - AS53249 91826 1.4% 45913.0 -- LAWA-AS - Los Angeles World Airport,US 5 - AS45786 89535 1.3%1209.9 -- HTSNET-AS-ID HTSNET - ISP,ID 6 - AS45899 73870 1.1% 114.7 -- VNPT-AS-VN VNPT Corp,VN 7 - AS35908 69229 1.0% 104.6 -- VPLSNET - Krypt Technologies,US 8 - AS53563 58186 0.9% 14546.5 -- XPLUSONE - X Plus One Solutions, Inc.,US 9 - AS17974 39370 0.6% 15.7 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 10 - AS28642 35295 0.5%1008.4 -- Contato Internet Ltda EPP,BR 11 - AS27738 32694 0.5% 41.9 -- Ecuadortelecom S.A.,EC 12 - AS840231426 0.5% 97.3 -- CORBINA-AS OJSC Vimpelcom,RU 13 - AS14840 30872 0.5% 882.1 -- COMMCORP COMUNICACOES LTDA,BR 14 - AS28573 29314 0.4% 12.3 -- NET Serviços de Comunicação S.A.,BR 15 - AS60725 26669 0.4%5333.8 -- O3B-AS O3b Limited,JE 16 - AS48159 23597 0.3% 79.7 -- TIC-AS Telecommunication Infrastructure Company,IR 17 - AS175623395 0.3% 359.9 -- HAMYAR-AS Shiraz Hamyar Co.,IR 18 - AS10620 22650 0.3% 11.4 -- Telmex Colombia S.A.,CO 19 - AS23342 22089 0.3% 22089.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 20 - AS262617 21681 0.3%1548.6 -- UWBR Telecomunicações Ltda,BR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS53249 91826 1.4% 45913.0 -- LAWA-AS - Los Angeles World Airport,US 2 - AS23342 22089 0.3% 22089.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 3 - AS49128 20577 0.3% 20577.0 -- IVCSPBORW-AS OAO Russian Railway,RU 4 - AS53563 58186 0.9% 14546.5 -- XPLUSONE - X Plus One Solutions, Inc.,US 5 - AS25003 19209 0.3%9604.5 -- INTERNET_BINAT Internet Binat Ltd,IL 6 - AS544659339 0.1%9339.0 -- QPM-AS-1 - QuickPlay Media Inc.,US 7 - AS38623 2053233 30.3%8927.1 -- VIETTELCAMBODIA-AS-AP ISP/IXP IN CAMBODIA WITH THE BEST VERVICE IN THERE.,KH 8 - AS197914 20872 0.3%6957.3 -- STOCKHO-AS Stockho Hosting SARL,FR 9 - AS18135 11708 0.2%5854.0 -- BTV BTV Cable television,JP 10 - AS60725 26669 0.4%5333.8 -- O3B-AS O3b Limited,JE 11 - AS337214390 0.1%4390.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 12 - AS18680 19699 0.3%3283.2 -- AKAMAI-AS - Akamai Technologies, Inc.,US 13 - AS621742648 0.0%2648.0 -- INTERPAN-AS INTERPAN LTD.,BG 14 - AS255637571 0.1%2523.7 -- WEBLAND-AS Webland AG, Autonomous System,CH 15 - AS23752 337342 5.0%2426.9 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 16 - AS47680 11962 0.2%2392.4 -- NHCS EOBO Limited,IE 17 - AS295082138 0.0%2138.0 -- TANAT-AS TANAT LLC,UA 18 - AS45606 10441 0.1%2088.2 -- 19 - AS1980532038 0.0%2038.0 -- AMTEL VECTRA S.A.,PL 20 - AS320972005 0.0%2005.0 -- WII-KC - WholeSale Internet, Inc.,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.64.0/21 171988 2.5% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.88.0/21 163041 2.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.61.101.0/24 88535 1.3% AS45786 -- HTSNET-AS-ID HTSNET - ISP,ID 4 - 199.38.164.0/23 58175 0.8% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 5 - 198.140.115.0/24 45917 0.7% AS53249 -- LAWA-AS - Los Angeles World Airport,US 6 - 198.140.114.0/24 45909 0.7% AS53249 -- LAWA-AS - Los Angeles World Airport,US 7 - 64.29.130.0/2422089 0.3% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 8 - 130.0.192.0/2120868 0.3% AS197914 -- STOCKHO-AS Stockho Hosting SARL,FR 9 - 91.212.146.0/24 20577 0.3% AS49128 -- IVCSPBORW-AS OAO Russian Railway,RU 10 - 192.115.44.0/22 19207 0.3% AS25003 -- INTERNET_BINAT Internet Binat Ltd,IL 11 - 36.37.136.0/2419088 0.3% AS38623 -- VIETTELCAMBODIA-AS-AP ISP/IXP IN CAMBODIA WITH THE BEST VERVICE IN THERE.,KH 12 - 36.37.128.0/2319072 0.3% AS38623 -- VIETTELCAMBODIA-AS-AP ISP/IXP IN CAMBODIA WITH THE BEST VERVICE IN THERE.,KH 13 - 36.37.135.0/24
The Cidr Report
This report has been generated at Fri Jan 23 21:14:26 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
16-01-15533401 293377
17-01-15532425 293220
18-01-15533071 292994
19-01-15533028 293344
20-01-15533524 293232
21-01-15533599 293543
22-01-15534062 293703
23-01-15534248 293834
AS Summary
49418 Number of ASes in routing system
19834 Number of ASes announcing only one prefix
3068 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120442368 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 23Jan15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 534049 293876 24017345.0% All ASes
AS6389 2890 71 281997.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS22773 2931 172 275994.1% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2847 90 275796.8% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS28573 2332 309 202386.7% NET Serviços de Comunicação
S.A.,BR
AS3356 2583 721 186272.1% LEVEL3 - Level 3
Communications, Inc.,US
AS6147 1822 162 166091.1% Telefonica del Peru S.A.A.,PE
AS4755 1937 287 165085.2% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2889 1288 160155.4% KIXS-AS-KR Korea Telecom,KR
AS7303 1777 295 148283.4% Telecom Argentina S.A.,AR
AS9808 1523 55 146896.4% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS10620 3068 1652 141646.2% Telmex Colombia S.A.,CO
AS8402 1417 25 139298.2% CORBINA-AS OJSC Vimpelcom,RU
AS20115 1856 526 133071.7% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7545 2519 1231 128851.1% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1633 410 122374.9% TWTC - tw telecom holdings,
inc.,US
AS9498 1299 116 118391.1% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2042 869 117357.4% MEGAPATH5-US - MegaPath
Corporation,US
AS6849 1231 134 109789.1% UKRTELNET JSC UKRTELECOM,UA
AS7552 51 106095.4% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1339 281 105879.0% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS34984 1944 886 105854.4% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS6983 1627 637 99060.8% ITCDELTA - Earthlink, Inc.,US
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 113 87088.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1776 957 81946.1% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS8551 1110 314 79671.7% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,IL
AS24560 1200 421 77964.9% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS26615 912 138 77484.9% Tim Celular S.A.,BR
AS4780 1072 301 77171.9% SEEDNET Digital United Inc.,TW
AS855815 57 75893.0% CANET-ASN-4 - Bell Aliant
The Cidr Report
This report has been generated at Fri Jan 16 21:14:25 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
09-01-15530957 292867
10-01-15530888 293281
11-01-15530995 293414
12-01-15531475 292974
13-01-15531676 293207
14-01-15531589 292441
15-01-15532069 293018
16-01-15533401 293570
AS Summary
49371 Number of ASes in routing system
19817 Number of ASes announcing only one prefix
3057 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120393216 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 16Jan15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 532447 293424 23902344.9% All ASes
AS6389 2890 71 281997.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS22773 2929 172 275794.1% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2830 77 275397.3% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS28573 2320 311 200986.6% NET Serviços de Comunicação
S.A.,BR
AS3356 2565 726 183971.7% LEVEL3 - Level 3
Communications, Inc.,US
AS4755 1933 285 164885.3% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS6147 1780 159 162191.1% Telefonica del Peru S.A.A.,PE
AS4766 2905 1286 161955.7% KIXS-AS-KR Korea Telecom,KR
AS7303 1771 288 148383.7% Telecom Argentina S.A.,AR
AS9808 1522 56 146696.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS10620 3057 1646 141146.2% Telmex Colombia S.A.,CO
AS8402 1411 25 138698.2% CORBINA-AS OJSC Vimpelcom,RU
AS20115 1856 529 132771.5% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7545 2513 1233 128050.9% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1629 410 121974.8% TWTC - tw telecom holdings,
inc.,US
AS9498 1293 113 118091.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2041 868 117357.5% MEGAPATH5-US - MegaPath
Corporation,US
AS6849 1230 134 109689.1% UKRTELNET JSC UKRTELECOM,UA
AS22561 1339 276 106379.4% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7552 1101 45 105695.9% VIETEL-AS-AP Viettel
Corporation,VN
AS6983 1629 638 99160.8% ITCDELTA - Earthlink, Inc.,US
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 113 87088.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1776 909 86748.8% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS24560 1198 422 77664.8% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS26615 914 139 77584.8% Tim Celular S.A.,BR
AS4780 1073 299 77472.1% SEEDNET Digital United Inc.,TW
AS18101 953 192 76179.9% RELIANCE-COMMUNICATIONS-IN
Reliance Communications
Ltd.DAKC MUMBAI,IN
AS855812 57 75593.0% CANET-ASN-4 - Bell Aliant
Regional Communications,
BGP Update Report
BGP Update Report Interval: 08-Jan-15 -to- 15-Jan-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 320546 7.0%2887.8 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 167235 3.6% 141.4 -- BSNL-NIB National Internet Backbone,IN 3 - AS53249 80639 1.8% 40319.5 -- LAWA-AS - Los Angeles World Airport,US 4 - AS45899 75029 1.6% 121.2 -- VNPT-AS-VN VNPT Corp,VN 5 - AS31148 55744 1.2% 56.4 -- FREENET-AS Freenet Ltd.,UA 6 - AS38197 49650 1.1% 59.1 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 7 - AS53563 43204 0.9%8640.8 -- XPLUSONE - X Plus One Solutions, Inc.,US 8 - AS17099 40055 0.9%3081.2 -- CALLIS-COMMUNICATIONS-AS - Callis Communications,US 9 - AS11664 39916 0.9% 82.8 -- Techtel LMDS Comunicaciones Interactivas S.A.,AR 10 - AS3 38581 0.8%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 11 - AS10620 35546 0.8% 27.5 -- Telmex Colombia S.A.,CO 12 - AS27738 34469 0.8% 44.1 -- Ecuadortelecom S.A.,EC 13 - AS84025 0.7% 173.6 -- CORBINA-AS OJSC Vimpelcom,RU 14 - AS36925 31985 0.7% 404.9 -- ASMedi,MA 15 - AS958331906 0.7% 25.6 -- SIFY-AS-IN Sify Limited,IN 16 - AS17974 27549 0.6% 28.4 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 17 - AS28024 26411 0.6% 17.3 -- Nuevatel PCS de Bolivia S.A.,BO 18 - AS64512 25478 0.6%1819.9 -- -Private Use AS-,ZZ 19 - AS48159 25459 0.6% 88.4 -- TIC-AS Telecommunication Infrastructure Company,IR 20 - AS13489 25115 0.6% 49.0 -- EPM Telecomunicaciones S.A. E.S.P.,CO TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS53249 80639 1.8% 40319.5 -- LAWA-AS - Los Angeles World Airport,US 2 - AS3 38581 0.8%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 3 - AS18135 11409 0.2% 11409.0 -- BTV BTV Cable television,JP 4 - AS23342 22176 0.5% 11088.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 5 - AS53563 43204 0.9%8640.8 -- XPLUSONE - X Plus One Solutions, Inc.,US 6 - AS621745622 0.1%5622.0 -- INTERPAN-AS INTERPAN LTD.,BG 7 - AS491285592 0.1%5592.0 -- IVCSPBORW-AS OAO Russian Railway,RU 8 - AS337214399 0.1%4399.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 9 - AS60725 24972 0.5%4162.0 -- O3B-AS O3b Limited,JE 10 - AS272507084 0.1%3542.0 -- FNCINC - FNC INC,US 11 - AS116133307 0.1%3307.0 -- U-SAVE - U-Save Auto Rental of America, Inc.,US 12 - AS462143233 0.1%3233.0 -- LEFRED - Lefleur Transportation of Tupelo, Inc.,US 13 - AS17099 40055 0.9%3081.2 -- CALLIS-COMMUNICATIONS-AS - Callis Communications,US 14 - AS23752 320546 7.0%2887.8 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 15 - AS255637719 0.2%2573.0 -- WEBLAND-AS Webland AG, Autonomous System,CH 16 - AS32500 0.1%1445.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 17 - AS295082401 0.1%2401.0 -- TANAT-AS TANAT LLC,UA 18 - AS626958922 0.2%2230.5 -- VERSO-NETWORKS - Verso Networks, Inc.,US 19 - AS47680 10816 0.2%2163.2 -- NHCS EOBO Limited,IE 20 - AS27934 16917 0.4%2114.6 -- JSNet S.A.,AR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 159902 3.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 159517 3.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 199.38.164.0/23 43057 0.9% AS53563 -- XPLUSONE - X Plus One Solutions, Inc.,US 4 - 198.140.114.0/24 40326 0.8% AS53249 -- LAWA-AS - Los Angeles World Airport,US 5 - 198.140.115.0/24 40313 0.8% AS53249 -- LAWA-AS - Los Angeles World Airport,US 6 - 130.0.192.0/2138577 0.8% AS3 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 7 - 64.29.130.0/2422173 0.5% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 8 - 192.115.44.0/22 18964 0.4% AS25003 -- INTERNET_BINAT Internet Binat Ltd,IL 9 - 200.24.244.0/24 16739 0.3% AS27934 -- JSNet S.A.,AR 10 - 185.26.155.0/24 12850 0.3% AS60725 -- O3B-AS O3b Limited,JE 11 - 162.249.183.0/24 12102 0.2% AS60725 -- O3B-AS O3b Limited,JE 12 - 42.83.48.0/20 11409 0.2% AS18135 -- BTV BTV Cable television,JP 13 - 192.58.232.0/24 10863 0.2% AS6629 -- NOAA-AS - NOAA,US 14 -
The Cidr Report
This report has been generated at Fri Jan 9 21:14:22 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
02-01-15529540 291853
03-01-15529526 292022
04-01-15529679 292063
05-01-15531171 291938
06-01-15529585 292403
07-01-15530471 292497
08-01-15530416 292577
09-01-15530957 293031
AS Summary
49289 Number of ASes in routing system
19772 Number of ASes announcing only one prefix
3055 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120393216 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 09Jan15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 530925 292944 23798144.8% All ASes
AS6389 2890 69 282197.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS22773 2933 172 276194.1% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2825 77 274897.3% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS28573 2317 309 200886.7% NET Serviços de Comunicação
S.A.,BR
AS4755 1930 284 164685.3% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS6147 1790 159 163191.1% Telefonica del Peru S.A.A.,PE
AS4766 2915 1290 162555.7% KIXS-AS-KR Korea Telecom,KR
AS7303 1771 288 148383.7% Telecom Argentina S.A.,AR
AS9808 1522 56 146696.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS10620 3055 1598 145747.7% Telmex Colombia S.A.,CO
AS8402 1424 26 139898.2% CORBINA-AS OJSC Vimpelcom,RU
AS20115 1855 531 132471.4% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7545 2507 1269 123849.4% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1630 410 122074.8% TWTC - tw telecom holdings,
inc.,US
AS9498 1300 111 118991.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2041 868 117357.5% MEGAPATH5-US - MegaPath
Corporation,US
AS22561 1339 269 107079.9% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7552 1118 49 106995.6% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1933 871 106254.9% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS3356 2561 1507 105441.2% LEVEL3 - Level 3
Communications, Inc.,US
AS6983 1627 634 99361.0% ITCDELTA - Earthlink, Inc.,US
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 113 87088.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1775 908 86748.8% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS31148 1045 190 85581.8% FREENET-AS Freenet Ltd.,UA
AS24560 1192 375 81768.5% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS8151 1491 702 78952.9% Uninet S.A. de C.V.,MX
AS18881 856 82 77490.4% Global Village Telecom,BR
AS26615 913 139 77484.8% Tim Celular S.A.,BR
AS18101 954 193 76179.8% RELIANCE-COMMUNICATIONS-IN
Reliance Communications
BGP Update Report
BGP Update Report Interval: 01-Jan-15 -to- 08-Jan-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 307612 8.3%4961.5 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 154142 4.2% 132.7 -- BSNL-NIB National Internet Backbone,IN 3 - AS919896119 2.6% 111.4 -- KAZTELECOM-AS JSC Kazakhtelecom,KZ 4 - AS22047 90559 2.5% 22.8 -- VTR BANDA ANCHA S.A.,CL 5 - AS53249 79167 2.1% 39583.5 -- LAWA-AS - Los Angeles World Airport,US 6 - AS45899 56209 1.5% 75.1 -- VNPT-AS-VN VNPT Corp,VN 7 - AS3 47332 1.3%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 8 - AS36925 32106 0.9% 406.4 -- ASMedi,MA 9 - AS381628309 0.8% 59.3 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 10 - AS28024 27536 0.8% 18.0 -- Nuevatel PCS de Bolivia S.A.,BO 11 - AS10620 25849 0.7% 17.2 -- Telmex Colombia S.A.,CO 12 - AS17099 25513 0.7%2126.1 -- CALLIS-COMMUNICATIONS-AS - Callis Communications,US 13 - AS64512 25478 0.7%1959.8 -- -Private Use AS-,ZZ 14 - AS60725 23227 0.6%7742.3 -- O3B-AS O3b Limited,JE 15 - AS23342 21941 0.6% 10970.5 -- UNITEDLAYER - Unitedlayer, Inc.,US 16 - AS903821689 0.6% 380.5 -- BAT-AS9038 Batelco Jordan,JO 17 - AS755221440 0.6% 19.1 -- VIETEL-AS-AP Viettel Corporation,VN 18 - AS11054 20834 0.6% 672.1 -- LIVEPERSON - LivePerson, Inc.,US 19 - AS12066 20353 0.6% 142.3 -- TRICOM,DO 20 - AS48159 20260 0.6% 70.3 -- TIC-AS Telecommunication Infrastructure Company,IR TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS3 47332 1.3%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 2 - AS53249 79167 2.1% 39583.5 -- LAWA-AS - Los Angeles World Airport,US 3 - AS61039 13973 0.4% 13973.0 -- ZMZ OAO ZMZ,RU 4 - AS23342 21941 0.6% 10970.5 -- UNITEDLAYER - Unitedlayer, Inc.,US 5 - AS662910519 0.3% 10519.0 -- NOAA-AS - NOAA,US 6 - AS181358855 0.2%8855.0 -- BTV BTV Cable television,JP 7 - AS544658162 0.2%8162.0 -- QPM-AS-1 - QuickPlay Media Inc.,US 8 - AS60725 23227 0.6%7742.3 -- O3B-AS O3b Limited,JE 9 - AS582525054 0.1%5054.0 -- ASN-RINGLOUD Netuity Limited,GB 10 - AS23752 307612 8.3%4961.5 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 11 - AS621744956 0.1%4956.0 -- INTERPAN-AS INTERPAN LTD.,BG 12 - AS33721 0.1%.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 13 - AS588443193 0.1%3193.0 -- OFIDC Guangdong Aofei Data Technology Co., Ltd.,CN 14 - AS219342754 0.1%2754.0 -- VITAC - VITAC Corporation,US 15 - AS117282428 0.1%2428.0 -- INTERNETXT - Internet Exchange Technology, Inc.,US 16 - AS272504384 0.1%2192.0 -- FNCINC - FNC INC,US 17 - AS32134 0.1%1445.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 18 - AS17099 25513 0.7%2126.1 -- CALLIS-COMMUNICATIONS-AS - Callis Communications,US 19 - AS125214202 0.1%2101.0 -- NOVA_INTERNET_AS12521 Nova Internet Network,ES 20 - AS116132047 0.1%2047.0 -- U-SAVE - U-Save Auto Rental of America, Inc.,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.64.0/21 154317 4.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.88.0/21 152907 4.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 130.0.192.0/2147332 1.2% AS3 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 4 - 198.140.114.0/24 39606 1.0% AS53249 -- LAWA-AS - Los Angeles World Airport,US 5 - 198.140.115.0/24 39561 1.0% AS53249 -- LAWA-AS - Los Angeles World Airport,US 6 - 64.29.130.0/2421938 0.6% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 7 - 192.115.44.0/22 19452 0.5% AS25003 -- INTERNET_BINAT Internet Binat Ltd,IL 8 - 182.50.246.0/24 17920 0.5% AS45786 -- HTSNET-AS-ID HTSNET - ISP,ID AS65001 -- -Private Use AS-,ZZ AS65534 -- -Private Use AS-,ZZ 9 - 91.235.169.0/24 13973 0.4% AS61039 -- ZMZ OAO ZMZ,RU 10 - 162.249.183.0/24 11811 0.3% AS60725 -- O3B-AS O3b Limited,JE 11 - 185.26.155.0/24 11409 0.3% AS60725 -- O3B-AS O3b Limited,JE 12 - 192.58.232.0/24 10519 0.3% AS6629 -- NOAA-AS - NOAA,US 13 - 88.87.160.0/19
The Cidr Report
This report has been generated at Fri Jan 2 21:14:20 2015 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
26-12-14529668 293468
27-12-14529797 293731
28-12-14529713 293924
29-12-14529791 292319
30-12-14529929 291995
31-12-14529985 291981
01-01-15529871 291855
02-01-15529540 291901
AS Summary
49250 Number of ASes in routing system
19745 Number of ASes announcing only one prefix
3060 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120376832 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 02Jan15 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 529654 291913 23774144.9% All ASes
AS6389 2890 69 282197.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS22773 2922 173 274994.1% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2816 77 273997.3% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS28573 2308 307 200186.7% NET Serviços de Comunicação
S.A.,BR
AS3356 2631 770 186170.7% LEVEL3 - Level 3
Communications, Inc.,US
AS4755 1927 285 164285.2% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2942 1303 163955.7% KIXS-AS-KR Korea Telecom,KR
AS6147 1793 170 162390.5% Telefonica del Peru S.A.A.,PE
AS7303 1772 289 148383.7% Telecom Argentina S.A.,AR
AS10620 3060 1588 147248.1% Telmex Colombia S.A.,CO
AS9808 1515 56 145996.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1411 26 138598.2% CORBINA-AS OJSC Vimpelcom,RU
AS20115 1855 526 132971.6% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7545 2502 1272 123049.2% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1637 411 122674.9% TWTC - tw telecom holdings,
inc.,US
AS9498 1298 111 118791.4% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2041 868 117357.5% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1131 57 107495.0% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1340 266 107480.1% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS34984 1925 868 105754.9% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS6983 1624 617 100762.0% ITCDELTA - Earthlink, Inc.,US
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 113 87088.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1775 907 86848.9% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS31148 1045 190 85581.8% FREENET-AS Freenet Ltd.,UA
AS24560 1179 374 80568.3% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS8151 1493 697 79653.3% Uninet S.A. de C.V.,MX
AS18881 856 65 79192.4% Global Village Telecom,BR
AS26615 930 142 78884.7% Tim Celular S.A.,BR
AS4780 1066 305 76171.4% SEEDNET Digital United Inc.,TW
Total 53667129864068175.8% Top 30 total
Possible Bogus
BGP Update Report
BGP Update Report Interval: 25-Dec-14 -to- 01-Jan-15 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS 821079 16.6% 68423.2 -- RUSERVICE-LLC-AS LLC RU-service,RU 2 - AS13105 350358 7.1% 15233.0 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 3 - AS23752 282375 5.7%2031.5 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - AS9829 155694 3.1% 93.1 -- BSNL-NIB National Internet Backbone,IN 5 - AS53249 79833 1.6% 39916.5 -- LAWA-AS - Los Angeles World Airport,US 6 - AS36947 44151 0.9% 218.6 -- ALGTEL-AS,DZ 7 - AS3 42234 0.8%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 8 - AS38197 32173 0.7% 27.8 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 9 - AS10620 29823 0.6% 9.7 -- Telmex Colombia S.A.,CO 10 - AS60725 29341 0.6%1630.1 -- O3B-AS O3b Limited,JE 11 - AS42456 28956 0.6%2632.4 -- CHMURTZ-AS CHMURTZ SARL,FR 12 - AS51964 28201 0.6% 59.0 -- ORANGE-BUSINESS-SERVICES-IPSN-ASN Equant Inc.,FR 13 - AS716227074 0.6% 338.4 -- Universo Online S.A.,BR 14 - AS17974 26257 0.5% 9.3 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 15 - AS45899 25780 0.5% 48.2 -- VNPT-AS-VN VNPT Corp,VN 16 - AS2 24821 0.5% 250.0 -- UDEL-DCN - University of Delaware,US 17 - AS36691 23100 0.5% 11550.0 -- CSUP-AS - Colorado State University-Pueblo,US 18 - AS18399 22856 0.5%1269.8 -- YTCL-AS-AP Yatanarpon Teleport Company Limited,MM 19 - AS11054 22677 0.5% 629.9 -- LIVEPERSON - LivePerson, Inc.,US 20 - AS23342 21090 0.4% 540.8 -- UNITEDLAYER - Unitedlayer, Inc.,US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS 821079 16.6% 68423.2 -- RUSERVICE-LLC-AS LLC RU-service,RU 2 - AS53249 79833 1.6% 39916.5 -- LAWA-AS - Los Angeles World Airport,US 3 - AS61039 16726 0.3% 16726.0 -- ZMZ OAO ZMZ,RU 4 - AS13105 350358 7.1% 15233.0 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 5 - AS3 42234 0.8%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 6 - AS36691 23100 0.5% 11550.0 -- CSUP-AS - Colorado State University-Pueblo,US 7 - AS37718 0.2% 246.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 8 - AS582527222 0.1%7222.0 -- ASN-RINGLOUD Netuity Limited,GB 9 - AS621745811 0.1%5811.0 -- INTERPAN-AS INTERPAN LTD.,BG 10 - AS337214422 0.1%4422.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 11 - AS318603008 0.1%3008.0 -- MACKAY-SHIELDS - MacKay Shields LLC,US 12 - AS42456 28956 0.6%2632.4 -- CHMURTZ-AS CHMURTZ SARL,FR 13 - AS527892630 0.1%2630.0 -- SILVA NET PROVEDOR DE INTERNET LTDA,BR 14 - AS23752 282375 5.7%2031.5 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 15 - AS476809769 0.2%1953.8 -- NHCS EOBO Limited,IE 16 - AS31935 0.0%1445.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 17 - AS607377511 0.1%1877.8 -- NEURONESIT NEURONESIT,FR 18 - AS60725 29341 0.6%1630.1 -- O3B-AS O3b Limited,JE 19 - AS456068025 0.2%1605.0 -- 20 - AS513632802 0.1%1401.0 -- TELEPATIYA-NET Telepatiya Ltd.,KZ TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 212.22.94.0/24 410720 8.1% AS -- RUSERVICE-LLC-AS LLC RU-service,RU 2 - 212.22.80.0/24 410138 8.1% AS -- RUSERVICE-LLC-AS LLC RU-service,RU 3 - 202.70.88.0/21 141463 2.8% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 202.70.64.0/21 138919 2.7% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 5 - 82.118.158.0/23 71540 1.4% AS13105 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 6 - 82.118.146.0/23 70924 1.4% AS13105 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 7 - 95.171.242.0/23 69812 1.4% AS13105 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 8 - 95.171.236.0/23 69014 1.4% AS13105 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 9 - 95.171.242.0/24 68980 1.4% AS13105 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 10 - 130.0.192.0/2142230 0.8% AS3 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 11 - 198.140.115.0/24 39940 0.8% AS53249 -- LAWA-AS - Los Angeles World Airport,US 12 - 198.140.114.0/24 39893 0.8%
The Cidr Report
This report has been generated at Fri Dec 26 21:14:48 2014 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
19-12-14529745 292796
20-12-14529795 292693
21-12-14529756 292947
22-12-14530026 293073
23-12-14529733 293155
24-12-14529579 293380
25-12-14529736 293407
26-12-14529668 293513
AS Summary
49205 Number of ASes in routing system
19720 Number of ASes announcing only one prefix
3062 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120338432 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 26Dec14 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 529740 293520 23622044.6% All ASes
AS6389 2877 100 277796.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS22773 2920 172 274894.1% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2822 77 274597.3% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS28573 2317 306 201186.8% NET Serviços de Comunicação
S.A.,BR
AS3356 2619 791 182869.8% LEVEL3 - Level 3
Communications, Inc.,US
AS6147 1800 170 163090.6% Telefonica del Peru S.A.A.,PE
AS4766 2894 1287 160755.5% KIXS-AS-KR Korea Telecom,KR
AS4755 1925 338 158782.4% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS7303 1775 291 148483.6% Telecom Argentina S.A.,AR
AS10620 3062 1589 147348.1% Telmex Colombia S.A.,CO
AS9808 1510 56 145496.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1422 27 139598.1% CORBINA-AS OJSC Vimpelcom,RU
AS20115 1856 527 132971.6% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7545 2504 1260 124449.7% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1642 411 123175.0% TWTC - tw telecom holdings,
inc.,US
AS9498 1300 113 118791.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2041 868 117357.5% MEGAPATH5-US - MegaPath
Corporation,US
AS6983 1624 500 112469.2% ITCDELTA - Earthlink, Inc.,US
AS7552 1112 54 105895.1% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1922 864 105855.0% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS22561 1317 354 96373.1% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS38285 983 113 87088.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS31148 1045 190 85581.8% FREENET-AS Freenet Ltd.,UA
AS4538 1776 931 84547.6% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS8151 1489 682 80754.2% Uninet S.A. de C.V.,MX
AS24560 1177 372 80568.4% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS26615 931 141 79084.9% Tim Celular S.A.,BR
AS4780 1062 294 76872.3% SEEDNET Digital United Inc.,TW
AS18101 954 194 76079.7% RELIANCE-COMMUNICATIONS-IN
Reliance Communications
BGP Update Report
BGP Update Report Interval: 18-Dec-14 -to- 25-Dec-14 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 285221 6.6%2396.8 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS13105 221252 5.1% 14750.1 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 3 - AS9829 209788 4.8% 186.5 -- BSNL-NIB National Internet Backbone,IN 4 - AS 138139 3.2% 12558.1 -- RUSERVICE-LLC-AS LLC RU-service,RU 5 - AS53249 79760 1.8% 39880.0 -- LAWA-AS - Los Angeles World Airport,US 6 - AS36947 70946 1.6% 375.4 -- ALGTEL-AS,DZ 7 - AS23966 44701 1.0% 148.5 -- LDN-AS-PK LINKdotNET Telecom Limited,PK 8 - AS3 42707 1.0%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 9 - AS165937890 0.9% 411.8 -- ERX-TANET-ASN1 Tiawan Academic Network (TANet) Information Center,TW 10 - AS51964 35764 0.8% 209.1 -- ORANGE-BUSINESS-SERVICES-IPSN-ASN Equant Inc.,FR 11 - AS381634487 0.8% 72.3 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 12 - AS60725 32463 0.8%8115.8 -- O3B-AS O3b Limited,JE 13 - AS958331705 0.7% 24.8 -- SIFY-AS-IN Sify Limited,IN 14 - AS45899 27702 0.6% 65.2 -- VNPT-AS-VN VNPT Corp,VN 15 - AS48159 27145 0.6% 90.8 -- TIC-AS Telecommunication Infrastructure Company,IR 16 - AS28642 26402 0.6% 754.3 -- Contato Internet Ltda EPP,BR 17 - AS65001 25674 0.6%4279.0 -- -Private Use AS-,ZZ 18 - AS14840 23700 0.6% 718.2 -- COMMCORP COMUNICACOES LTDA,BR 19 - AS840221722 0.5% 76.2 -- CORBINA-AS OJSC Vimpelcom,RU 20 - AS11054 20884 0.5% 870.2 -- LIVEPERSON - LivePerson, Inc.,US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS3 42707 1.0%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 2 - AS53249 79760 1.8% 39880.0 -- LAWA-AS - Los Angeles World Airport,US 3 - AS61039 16545 0.4% 16545.0 -- ZMZ OAO ZMZ,RU 4 - AS13105 221252 5.1% 14750.1 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 5 - AS 138139 3.2% 12558.1 -- RUSERVICE-LLC-AS LLC RU-service,RU 6 - AS18135 10104 0.2% 10104.0 -- BTV BTV Cable television,JP 7 - AS25003 20154 0.5% 10077.0 -- INTERNET_BINAT Internet Binat Ltd,IL 8 - AS60725 32463 0.8%8115.8 -- O3B-AS O3b Limited,JE 9 - AS621745329 0.1%5329.0 -- INTERPAN-AS INTERPAN LTD.,BG 10 - AS473645263 0.1%5263.0 -- PLANSEE-AS Plansee Group Service GmbH,AT 11 - AS337214321 0.1%4321.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 12 - AS65001 25674 0.6%4279.0 -- -Private Use AS-,ZZ 13 - AS607377227 0.2%3613.5 -- NEURONESIT NEURONESIT,FR 14 - AS291526471 0.1%3235.5 -- DECKNET-AS DECKNET,FR 15 - AS318602772 0.1%2772.0 -- MACKAY-SHIELDS - MacKay Shields LLC,US 16 - AS582522624 0.1%2624.0 -- ASN-RINGLOUD Netuity Limited,GB 17 - AS23752 285221 6.6%2396.8 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 18 - AS301142275 0.1%2275.0 -- TRANSCOM-ES - Transcom Enhanced Services, LLC,US 19 - AS580322147 0.1%2147.0 -- FORTUNAT-AS Private Join Stock Company FORTUNAT,UA 20 - AS476809926 0.2%1985.2 -- NHCS EOBO Limited,IE TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 143244 3.2% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 140087 3.1% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 212.22.80.0/2469118 1.5% AS -- RUSERVICE-LLC-AS LLC RU-service,RU 4 - 212.22.94.0/2468995 1.5% AS -- RUSERVICE-LLC-AS LLC RU-service,RU 5 - 41.221.20.0/2465717 1.4% AS36947 -- ALGTEL-AS,DZ 6 - 82.118.158.0/23 45162 1.0% AS13105 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 7 - 82.118.146.0/23 44764 1.0% AS13105 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 8 - 95.171.242.0/23 44080 1.0% AS13105 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 9 - 95.171.242.0/24 43615 1.0% AS13105 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 10 - 95.171.236.0/23 43560 1.0% AS13105 -- LUKOIL-INFORM-AS LUKOIL Technology Services GmbH,RU 11 - 130.0.192.0/2142707 0.9% AS3 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 12 - 198.140.114.0/24 39900 0.9% AS53249 -- LAWA-AS - Los Angeles World
The Cidr Report
This report has been generated at Fri Dec 19 21:14:21 2014 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
12-12-14528724 291879
13-12-14528772 291750
14-12-14528706 292095
15-12-14528899 292005
16-12-14529090 291868
17-12-14528967 291870
18-12-14529244 292723
19-12-14529745 292686
AS Summary
49196 Number of ASes in routing system
19749 Number of ASes announcing only one prefix
3072 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120184320 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 19Dec14 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 529770 292680 23709044.8% All ASes
AS6389 2891 100 279196.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS22773 2923 173 275094.1% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2822 77 274597.3% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS28573 2313 304 200986.9% NET Serviços de Comunicação
S.A.,BR
AS3356 2621 823 179868.6% LEVEL3 - Level 3
Communications, Inc.,US
AS6147 1805 169 163690.6% Telefonica del Peru S.A.A.,PE
AS4766 2918 1293 162555.7% KIXS-AS-KR Korea Telecom,KR
AS4755 1921 338 158382.4% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS7303 1775 291 148483.6% Telecom Argentina S.A.,AR
AS10620 3072 1594 147848.1% Telmex Colombia S.A.,CO
AS9808 1508 56 145296.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1425 26 139998.2% CORBINA-AS OJSC Vimpelcom,RU
AS20115 1853 526 132771.6% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7545 2504 1260 124449.7% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1641 410 123175.0% TWTC - tw telecom holdings,
inc.,US
AS9498 1295 113 118291.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2041 868 117357.5% MEGAPATH5-US - MegaPath
Corporation,US
AS6983 1623 489 113469.9% ITCDELTA - Earthlink, Inc.,US
AS7552 1112 52 106095.3% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1922 866 105654.9% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS22561 1317 351 96673.3% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7738 1000 84 91691.6% Telemar Norte Leste S.A.,BR
AS31148 1041 162 87984.4% FREENET-AS Freenet Ltd.,UA
AS38285 983 113 87088.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1782 937 84547.4% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS24560 1176 369 80768.6% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS8151 1491 690 80153.7% Uninet S.A. de C.V.,MX
AS26615 914 137 77785.0% Tim Celular S.A.,BR
AS4780 1067 299 76872.0% SEEDNET Digital United Inc.,TW
AS18101 957 194 76379.7% RELIANCE-COMMUNICATIONS-IN
Reliance Communications
BGP Update Report
BGP Update Report Interval: 11-Dec-14 -to- 18-Dec-14 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 286594 6.4%3048.9 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 236515 5.3% 154.6 -- BSNL-NIB National Internet Backbone,IN 3 - AS53249 78884 1.8% 39442.0 -- LAWA-AS - Los Angeles World Airport,US 4 - AS23966 69837 1.6% 232.0 -- LDN-AS-PK LINKdotNET Telecom Limited,PK 5 - AS10620 36640 0.8% 13.2 -- Telmex Colombia S.A.,CO 6 - AS51964 34641 0.8% 202.6 -- ORANGE-BUSINESS-SERVICES-IPSN-ASN Equant Inc.,FR 7 - AS60725 34124 0.8%4874.9 -- O3B-AS O3b Limited,JE 8 - AS48159 30854 0.7% 95.2 -- TIC-AS Telecommunication Infrastructure Company,IR 9 - AS28024 29748 0.7% 19.3 -- Nuevatel PCS de Bolivia S.A.,BO 10 - AS3 29713 0.7%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 11 - AS165929121 0.7% 549.5 -- ERX-TANET-ASN1 Tiawan Academic Network (TANet) Information Center,TW 12 - AS25374 28547 0.6% 198.2 -- ESCOMBG-AS ESCOM Ltd. - Haskovo,BG 13 - AS17974 27947 0.6% 13.3 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 14 - AS36947 27018 0.6% 162.8 -- ALGTEL-AS,DZ 15 - AS840224899 0.6% 81.4 -- CORBINA-AS OJSC Vimpelcom,RU 16 - AS45899 24358 0.5% 55.2 -- VNPT-AS-VN VNPT Corp,VN 17 - AS23693 23069 0.5% 228.4 -- TELKOMSEL-ASN-ID PT. Telekomunikasi Selular,ID 18 - AS45595 22214 0.5% 104.3 -- PKTELECOM-AS-PK Pakistan Telecom Company Limited,PK 19 - AS23342 22033 0.5% 22033.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 20 - AS46258 21652 0.5%3093.1 -- ESC3 - Region III Education Service Center,US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS53249 78884 1.8% 39442.0 -- LAWA-AS - Los Angeles World Airport,US 2 - AS23342 22033 0.5% 22033.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 3 - AS3 12207 0.3%4929.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 4 - AS3 29713 0.7%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 5 - AS181359276 0.2%9276.0 -- BTV BTV Cable television,JP 6 - AS476809116 0.2%9116.0 -- NHCS EOBO Limited,IE 7 - AS610396194 0.1%6194.0 -- ZMZ OAO ZMZ,RU 8 - AS621745563 0.1%5563.0 -- INTERPAN-AS INTERPAN LTD.,BG 9 - AS118654981 0.1%4981.0 -- G222UV2D21EWD27U76VUWHD7V1FH8HT6HE6W7W12 - STERLING SAVINGS,US 10 - AS60725 34124 0.8%4874.9 -- O3B-AS O3b Limited,JE 11 - AS337214123 0.1%4123.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 12 - AS60737 0.1%.0 -- NEURONESIT NEURONESIT,FR 13 - AS43140 0.1%1412.0 -- ISI-AS - University of Southern California,US 14 - AS46258 21652 0.5%3093.1 -- ESC3 - Region III Education Service Center,US 15 - AS23752 286594 6.4%3048.9 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 16 - AS318603016 0.1%3016.0 -- MACKAY-SHIELDS - MacKay Shields LLC,US 17 - AS413302475 0.1%2475.0 -- STEKGSM-AS Closed Joint Stock Company Yeniseytelecom,RU 18 - AS566361990 0.0%1990.0 -- ASVEDARU VEDA Ltd.,RU 19 - AS31780 0.0% 174.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 20 - AS493171654 0.0%1654.0 -- KSPAB Kallmyra System Produktion AB,SE TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 143030 3.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 142515 3.0% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 198.140.115.0/24 39450 0.8% AS53249 -- LAWA-AS - Los Angeles World Airport,US 4 - 198.140.114.0/24 39434 0.8% AS53249 -- LAWA-AS - Los Angeles World Airport,US 5 - 130.0.192.0/2129711 0.6% AS3 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 6 - 64.29.130.0/2422033 0.5% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 7 - 41.221.20.0/2420990 0.5% AS36947 -- ALGTEL-AS,DZ 8 - 192.115.44.0/22 19718 0.4% AS25003 -- INTERNET_BINAT Internet Binat Ltd,IL 9 - 185.26.155.0/24 17385 0.4% AS60725 -- O3B-AS O3b Limited,JE 10 - 162.249.183.0/24 16673 0.4% AS60725 -- O3B-AS O3b Limited,JE 11 - 185.51.20.0/2412207 0.3% AS3 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 12 - 192.58.232.0/24 10547
The Cidr Report
This report has been generated at Fri Dec 12 21:14:23 2014 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
05-12-14525863 289663
06-12-14526067 289726
07-12-14525945 289925
08-12-14526124 290169
09-12-14526217 290391
10-12-14526306 291641
11-12-14528778 291637
12-12-14528724 291929
AS Summary
49095 Number of ASes in routing system
19731 Number of ASes announcing only one prefix
3070 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120184320 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 12Dec14 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 528824 291869 23695544.8% All ASes
AS6389 2892 98 279496.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS22773 2925 173 275294.1% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS17974 2834 83 275197.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS28573 2276 300 197686.8% NET Serviços de Comunicação
S.A.,BR
AS3356 2620 824 179668.5% LEVEL3 - Level 3
Communications, Inc.,US
AS4766 2954 1298 165656.1% KIXS-AS-KR Korea Telecom,KR
AS6147 1809 169 164090.7% Telefonica del Peru S.A.A.,PE
AS4755 1923 291 163284.9% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS7303 1775 291 148483.6% Telecom Argentina S.A.,AR
AS10620 3070 1591 147948.2% Telmex Colombia S.A.,CO
AS9808 1495 53 144296.5% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1400 25 137598.2% CORBINA-AS OJSC Vimpelcom,RU
AS20115 1842 534 130871.0% CHARTER-NET-HKY-NC - Charter
Communications,US
AS7545 2503 1263 124049.5% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS4323 1646 412 123475.0% TWTC - tw telecom holdings,
inc.,US
AS9498 1294 113 118191.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2041 868 117357.5% MEGAPATH5-US - MegaPath
Corporation,US
AS6983 1625 482 114370.3% ITCDELTA - Earthlink, Inc.,US
AS7552 1168 51 111795.6% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1908 868 104054.5% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS22561 1318 366 95272.2% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS38285 983 113 87088.5% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4538 1834 974 86046.9% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS24560 1183 365 81869.1% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS8151 1491 691 80053.7% Uninet S.A. de C.V.,MX
AS26615 918 120 79886.9% Tim Celular S.A.,BR
AS31148 1045 254 79175.7% FREENET-AS Freenet Ltd.,UA
AS4780 1063 300 76371.8% SEEDNET Digital United Inc.,TW
AS18101 956 193 76379.8% RELIANCE-COMMUNICATIONS-IN
Reliance Communications
BGP Update Report
BGP Update Report Interval: 04-Dec-14 -to- 11-Dec-14 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 288110 6.9%2718.0 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 186798 4.5% 121.9 -- BSNL-NIB National Internet Backbone,IN 3 - AS53249 82446 2.0% 41223.0 -- LAWA-AS - Los Angeles World Airport,US 4 - AS10620 43138 1.0% 20.7 -- Telmex Colombia S.A.,CO 5 - AS27738 38868 0.9% 49.8 -- Ecuadortelecom S.A.,EC 6 - AS28573 27826 0.7% 12.4 -- NET Serviços de Comunicação S.A.,BR 7 - AS840225027 0.6% 84.3 -- CORBINA-AS OJSC Vimpelcom,RU 8 - AS3 24868 0.6%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 9 - AS60725 24212 0.6%4035.3 -- O3B-AS O3b Limited,JE 10 - AS36903 23907 0.6% 60.8 -- MT-MPLS,MA 11 - AS48159 22450 0.5% 66.2 -- TIC-AS Telecommunication Infrastructure Company,IR 12 - AS23342 21957 0.5% 21957.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 13 - AS38197 21924 0.5% 26.2 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 14 - AS34984 21884 0.5% 13.3 -- TELLCOM-AS TELLCOM ILETISIM HIZMETLERI A.S.,TR 15 - AS24863 20594 0.5% 34.8 -- LINKdotNET-AS,EG 16 - AS11054 20372 0.5% 814.9 -- LIVEPERSON - LivePerson, Inc.,US 17 - AS381620244 0.5% 36.6 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 18 - AS45899 20102 0.5% 56.5 -- VNPT-AS-VN VNPT Corp,VN 19 - AS25003 19862 0.5% 536.8 -- INTERNET_BINAT Internet Binat Ltd,IL 20 - AS453817361 0.4% 2.9 -- ERX-CERNET-BKB China Education and Research Network Center,CN TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS53249 82446 2.0% 41223.0 -- LAWA-AS - Los Angeles World Airport,US 2 - AS23342 21957 0.5% 21957.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 3 - AS493179804 0.2%9804.0 -- KSPAB Kallmyra System Produktion AB,SE 4 - AS3 24868 0.6%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 5 - AS621745695 0.1%5695.0 -- INTERPAN-AS INTERPAN LTD.,BG 6 - AS18135 10572 0.2%5286.0 -- BTV BTV Cable television,JP 7 - AS476809238 0.2%4619.0 -- NHCS EOBO Limited,IE 8 - AS60725 24212 0.6%4035.3 -- O3B-AS O3b Limited,JE 9 - AS607377262 0.2%3631.0 -- NEURONESIT NEURONESIT,FR 10 - AS212803360 0.1%3360.0 -- SWIFTGLOBAL-AS,KE 11 - AS566362724 0.1%2724.0 -- ASVEDARU VEDA Ltd.,RU 12 - AS23752 288110 6.9%2718.0 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 13 - AS117281665 0.0%1665.0 -- INTERNETXT - Internet Exchange Technology, Inc.,US 14 - AS31638 0.0% 174.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 15 - AS337211619 0.0%1619.0 -- CCL-ASN2 - CARNIVAL CRUISE LINES,US 16 - AS61583 0.0% 173.0 -- BULL-HN - Bull HN Information Systems Inc.,US 17 - AS309441394 0.0%1394.0 -- DKD-AS Bendra Lietuvos, JAV ir Rusijos imone uzdaroji akcine bendrove DKD,LT 18 - AS241674166 0.1%1388.7 -- ASGCNET Academia Sinica Grid Computing Center,TW 19 - AS597431253 0.0%1253.0 -- ELITEHOSTING Angelo Kreikamp trading as Elitehosting,NL 20 - AS118652398 0.1%1199.0 -- G222UV2D21EWD27U76VUWHD7V1FH8HT6HE6W7W12 - STERLING SAVINGS,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.64.0/21 144976 3.4% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.88.0/21 142141 3.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 198.140.115.0/24 41244 0.9% AS53249 -- LAWA-AS - Los Angeles World Airport,US 4 - 198.140.114.0/24 41202 0.9% AS53249 -- LAWA-AS - Los Angeles World Airport,US 5 - 130.0.192.0/2124852 0.6% AS3 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 6 - 64.29.130.0/2421958 0.5% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US AS29386 -- EXT-PDN-STE-AS Syrian Telecommunications Establishment,SY 7 - 192.115.44.0/22 19797 0.5% AS25003 -- INTERNET_BINAT Internet Binat Ltd,IL 8 - 185.26.155.0/24 12116 0.3% AS60725 -- O3B-AS O3b Limited,JE 9 - 162.249.183.0/24 12047 0.3% AS60725 -- O3B-AS O3b Limited,JE 10 - 192.58.232.0/24 10733 0.2% AS6629 -- NOAA-AS - NOAA,US 11 - 42.83.48.0/20 10555 0.2% AS18135 -- BTV BTV
The Cidr Report
This report has been generated at Fri Dec 5 21:14:20 2014 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
28-11-14525097 291796
29-11-14525194 291783
30-11-14524970 291808
01-12-14525076 291759
02-12-14525080 292208
03-12-14524889 288423
04-12-14525476 289213
05-12-14525863 289628
AS Summary
49001 Number of ASes in routing system
19687 Number of ASes announcing only one prefix
3045 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120175872 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 05Dec14 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 525895 289649 23624644.9% All ASes
AS6389 2892 92 280096.8% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2832 83 274997.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS22773 2919 173 274694.1% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS28573 2291 301 199086.9% NET Serviços de Comunicação
S.A.,BR
AS4755 1921 238 168387.6% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS4766 2956 1298 165856.1% KIXS-AS-KR Korea Telecom,KR
AS6147 1815 168 164790.7% Telefonica del Peru S.A.A.,PE
AS7303 1780 294 148683.5% Telecom Argentina S.A.,AR
AS10620 3045 1581 146448.1% Telmex Colombia S.A.,CO
AS9808 1494 58 143696.1% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1368 26 134298.1% CORBINA-AS OJSC Vimpelcom,RU
AS20115 1830 550 128069.9% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4323 1654 413 124175.0% TWTC - tw telecom holdings,
inc.,US
AS7545 2495 1254 124149.7% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS9498 1293 113 118091.3% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2041 868 117357.5% MEGAPATH5-US - MegaPath
Corporation,US
AS6983 1632 485 114770.3% ITCDELTA - Earthlink, Inc.,US
AS7552 1169 51 111895.6% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1902 864 103854.6% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS22561 1310 299 101177.2% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS4538 1836 949 88748.3% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS38285 981 110 87188.8% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS24560 1182 365 81769.1% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS31148 1045 228 81778.2% FREENET-AS Freenet Ltd.,UA
AS8151 1482 679 80354.2% Uninet S.A. de C.V.,MX
AS26615 915 133 78285.5% Tim Celular S.A.,BR
AS18101 955 192 76379.9% RELIANCE-COMMUNICATIONS-IN
Reliance Communications
Ltd.DAKC MUMBAI,IN
AS4780 1056 294 76272.2% SEEDNET Digital United Inc.,TW
AS17908 838 93 74588.9% TCISL Tata Communications,IN
BGP Update Report
BGP Update Report Interval: 27-Nov-14 -to- 04-Dec-14 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 294408 6.0%2247.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS9829 289126 5.9% 157.7 -- BSNL-NIB National Internet Backbone,IN 3 - AS381689250 1.8% 97.5 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 4 - AS53249 80560 1.6% 40280.0 -- LAWA-AS - Los Angeles World Airport,US 5 - AS28024 55814 1.1% 36.6 -- Nuevatel PCS de Bolivia S.A.,BO 6 - AS10620 46311 0.9% 15.1 -- Telmex Colombia S.A.,CO 7 - AS17974 36080 0.7% 12.7 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 8 - AS17908 31932 0.7% 38.2 -- TCISL Tata Communications,IN 9 - AS475531098 0.6% 16.1 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP,IN 10 - AS38197 30497 0.6% 26.7 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 11 - AS28573 27909 0.6% 11.1 -- NET Serviços de Comunicação S.A.,BR 12 - AS3 24558 0.5%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 13 - AS840223690 0.5% 16.1 -- CORBINA-AS OJSC Vimpelcom,RU 14 - AS42456 22374 0.5%1721.1 -- CHMURTZ-AS CHMURTZ SARL,FR 15 - AS28642 22317 0.5% 656.4 -- Contato Internet Ltda EPP,BR 16 - AS23342 22168 0.5% 554.2 -- UNITEDLAYER - Unitedlayer, Inc.,US 17 - AS45899 20830 0.4% 38.3 -- VNPT-AS-VN VNPT Corp,VN 18 - AS14840 20808 0.4% 594.5 -- COMMCORP COMUNICACOES LTDA,BR 19 - AS60725 20449 0.4%1202.9 -- O3B-AS O3b Limited,JE 20 - AS25003 20156 0.4% 544.8 -- INTERNET_BINAT Internet Binat Ltd,IL TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS53249 80560 1.6% 40280.0 -- LAWA-AS - Los Angeles World Airport,US 2 - AS493178207 0.2%8207.0 -- KSPAB Kallmyra System Produktion AB,SE 3 - AS3 24558 0.5%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 4 - AS621745560 0.1%5560.0 -- INTERPAN-AS INTERPAN LTD.,BG 5 - AS23752 294408 6.0%2247.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 6 - AS374872218 0.0%2218.0 -- GUINEANET,GQ 7 - AS478055577 0.1%1859.0 -- MCIT Ministry of Communications and Information,SA 8 - AS42456 22374 0.5%1721.1 -- CHMURTZ-AS CHMURTZ SARL,FR 9 - AS125213411 0.1%1705.5 -- NOVA_INTERNET_AS12521 Nova Internet Network,ES 10 - AS309441468 0.0%1468.0 -- DKD-AS Bendra Lietuvos, JAV ir Rusijos imone uzdaroji akcine bendrove DKD,LT 11 - AS35798 0.1%5144.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 12 - AS476807193 0.1%1438.6 -- NHCS EOBO Limited,IE 13 - AS568181301 0.0%1301.0 -- DONGISP-AS Communal Enterprise Informatization center of local selfgovern institutions Donetsk,UA 14 - AS617081216 0.0%1216.0 -- INFOCAT INFORMÁTICA LTDA,BR 15 - AS60725 20449 0.4%1202.9 -- O3B-AS O3b Limited,JE 16 - AS456065419 0.1%1083.8 -- 17 - AS31057 0.0%1349.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 18 - AS523552056 0.0%1028.0 -- Jalasoft Corp.,BO 19 - AS469991014 0.0%1014.0 -- CREWSBANKCORP - Crews Banking Corporation,US 20 - AS49941 0.2% 871.0 -- ISI-AS - University of Southern California,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/21 149326 2.9% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/21 143681 2.8% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 198.140.115.0/24 40292 0.8% AS53249 -- LAWA-AS - Los Angeles World Airport,US 4 - 198.140.114.0/24 40268 0.8% AS53249 -- LAWA-AS - Los Angeles World Airport,US 5 - 130.0.192.0/2124553 0.5% AS3 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 6 - 64.29.130.0/2422129 0.4% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 7 - 192.115.44.0/22 19967 0.4% AS25003 -- INTERNET_BINAT Internet Binat Ltd,IL 8 - 91.226.18.0/2411142 0.2% AS42456 -- CHMURTZ-AS CHMURTZ SARL,FR 9 - 185.26.155.0/24 11023 0.2% AS60725 -- O3B-AS O3b Limited,JE 10 - 192.58.232.0/24 10526 0.2% AS6629 -- NOAA-AS - NOAA,US 11 - 91.226.18.0/2310222 0.2% AS42456 -- CHMURTZ-AS CHMURTZ SARL,FR 12 - 42.83.48.0/20 10164 0.2% AS18135 -- BTV BTV Cable
The Cidr Report
This report has been generated at Fri Nov 28 21:14:20 2014 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
21-11-14524001 290523
22-11-14523100 290584
23-11-14523197 290567
24-11-14523502 290865
25-11-14523905 291163
26-11-14524287 291501
27-11-14525048 291651
28-11-14525097 291936
AS Summary
48979 Number of ASes in routing system
19666 Number of ASes announcing only one prefix
3047 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120175872 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 28Nov14 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 525162 291946 23321644.4% All ASes
AS6389 2892 124 276895.7% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2840 83 275797.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS22773 2854 176 267893.8% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS28573 2322 294 202887.3% NET Serviços de Comunicação
S.A.,BR
AS6147 1805 167 163890.7% Telefonica del Peru S.A.A.,PE
AS4766 2960 1340 162054.7% KIXS-AS-KR Korea Telecom,KR
AS10620 3047 1584 146348.0% Telmex Colombia S.A.,CO
AS7303 1737 296 144183.0% Telecom Argentina S.A.,AR
AS9808 1495 55 144096.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1354 26 132898.1% CORBINA-AS OJSC Vimpelcom,RU
AS4755 1929 646 128366.5% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS20115 1828 553 127569.7% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4323 1652 414 123874.9% TWTC - tw telecom holdings,
inc.,US
AS7545 2477 1244 123349.8% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS9498 1318 113 120591.4% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2043 868 117557.5% MEGAPATH5-US - MegaPath
Corporation,US
AS6983 1629 495 113469.6% ITCDELTA - Earthlink, Inc.,US
AS7552 1099 51 104895.4% VIETEL-AS-AP Viettel
Corporation,VN
AS34984 1898 861 103754.6% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS22561 1311 358 95372.7% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS38285 982 127 85587.1% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS24560 1181 348 83370.5% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS31148 1045 256 78975.5% FREENET-AS Freenet Ltd.,UA
AS26615 914 133 78185.4% Tim Celular S.A.,BR
AS8151 1487 707 78052.5% Uninet S.A. de C.V.,MX
AS4780 1055 285 77073.0% SEEDNET Digital United Inc.,TW
AS18101 956 193 76379.8% RELIANCE-COMMUNICATIONS-IN
Reliance Communications
Ltd.DAKC MUMBAI,IN
AS17908 834 97 73788.4% TCISL Tata Communications,IN
AS855789 57 73292.8% CANET-ASN-4 - Bell Aliant
Regional Communications,
Inc.,CA
BGP Update Report
BGP Update Report Interval: 20-Nov-14 -to- 27-Nov-14 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS12897 1394574 20.6% 199224.9 -- HEAGMEDIANET HSE Medianet GmbH,DE 2 - AS23752 300478 4.4%2659.1 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS9829 266609 3.9% 169.1 -- BSNL-NIB National Internet Backbone,IN 4 - AS53249 78168 1.2% 39084.0 -- LAWA-AS - Los Angeles World Airport,US 5 - AS28642 63900 0.9%1879.4 -- Contato Internet Ltda EPP,BR 6 - AS14840 60699 0.9%1785.3 -- COMMCORP COMUNICACOES LTDA,BR 7 - AS20940 49912 0.7% 102.9 -- AKAMAI-ASN1 Akamai International B.V.,US 8 - AS23688 44891 0.7% 760.9 -- LINK3-TECH-AS-BD-AP Link3 Technologies Ltd.,BD 9 - AS52828 44476 0.7%1482.5 -- Netpal Internet Palmares Ltda.,BR 10 - AS840243028 0.6% 29.3 -- CORBINA-AS OJSC Vimpelcom,RU 11 - AS5 38861 0.6% 7.0 -- SYMBOLICS - Symbolics, Inc.,US 12 - AS28573 37224 0.6% 27.0 -- NET Serviços de Comunicação S.A.,BR 13 - AS46573 36961 0.6% 82.1 -- GLOBAL-FRAG-SERVERS - Global Frag Networks,US 14 - AS754532539 0.5% 13.4 -- TPG-INTERNET-AP TPG Telecom Limited,AU 15 - AS35819 32391 0.5% 60.3 -- MOBILY-AS Etihad Etisalat Company (Mobily),SA 16 - AS45271 31119 0.5% 103.4 -- ICLNET-AS-AP Idea Cellular Limited,IN 17 - AS3 30043 0.4%3185.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 18 - AS53175 30030 0.4% 968.7 -- Unetvale Servicos e Equipamentos LTDA,BR 19 - AS38197 28599 0.4% 27.4 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 20 - AS39891 27349 0.4% 98.0 -- ALJAWWALSTC-AS Saudi Telecom Company JSC,SA TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS12897 1394574 20.6% 199224.9 -- HEAGMEDIANET HSE Medianet GmbH,DE 2 - AS53249 78168 1.2% 39084.0 -- LAWA-AS - Los Angeles World Airport,US 3 - AS23342 22191 0.3% 22191.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 4 - AS318110938 0.2% 10938.0 -- ASN-MATRIXMOBILE CJSC Matrix Mobile,RU 5 - AS181359065 0.1%9065.0 -- BTV BTV Cable television,JP 6 - AS3 23868 0.3%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 7 - AS37425 15898 0.2%7949.0 -- Somcable,SO 8 - AS60725 22790 0.3%7596.7 -- O3B-AS O3b Limited,JE 9 - AS621744824 0.1%4824.0 -- INTERPAN-AS INTERPAN LTD.,BG 10 - AS25003 19994 0.3%3998.8 -- INTERNET_BINAT Internet Binat Ltd,IL 11 - AS160652702 0.0%2702.0 -- AS16065 Redimi AS,NL 12 - AS23752 300478 4.4%2659.1 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 13 - AS5 38861 0.6% 7.0 -- SYMBOLICS - Symbolics, Inc.,US 14 - AS556572147 0.0%2147.0 -- XNS-AS-ID Xtreme Network System, PT,ID 15 - AS4 21237 0.3% 871.0 -- ISI-AS - University of Southern California,US 16 - AS28642 63900 0.9%1879.4 -- Contato Internet Ltda EPP,BR 17 - AS585995559 0.1%1853.0 -- CYBERGATE-BD Cybergate Limited,BD 18 - AS14840 60699 0.9%1785.3 -- COMMCORP COMUNICACOES LTDA,BR 19 - AS45345 0.1%1437.0 -- ISI-AS - University of Southern California,US 20 - AS48784 0.1%2303.0 -- ISI-AS - University of Southern California,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 94.16.72.0/21200960 2.9% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 2 - 94.16.64.0/21200914 2.9% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 3 - 94.16.80.0/20200901 2.9% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 4 - 194.99.108.0/23 199280 2.9% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 5 - 194.127.204.0/23 199121 2.9% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 6 - 194.45.104.0/23 197850 2.9% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 7 - 185.9.28.0/22195548 2.8% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 8 - 202.70.88.0/21 150476 2.2% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 9 - 202.70.64.0/21 146967 2.1% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 10 - 198.140.114.0/24 39116 0.6% AS53249 -- LAWA-AS - Los Angeles World Airport,US 11 - 198.140.115.0/24 39052 0.6% AS53249 -- LAWA-AS - Los Angeles World Airport,US 12 - 196.43.157.0/24 38349 0.6% AS5 -- SYMBOLICS - Symbolics, Inc.,US 13 - 130.0.192.0/21
The Cidr Report
This report has been generated at Fri Nov 21 21:14:20 2014 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
14-11-14529142 292269
15-11-14529099 292324
16-11-14528626 292487
17-11-14529189 292529
18-11-14525180 291108
19-11-14524073 291010
20-11-14523781 290774
21-11-14524001 290386
AS Summary
48906 Number of ASes in routing system
19638 Number of ASes announcing only one prefix
3041 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120110336 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 21Nov14 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 523120 290391 23272944.5% All ASes
AS6389 2894 126 276895.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2846 83 276397.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS22773 2853 176 267793.8% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS28573 2372 284 208888.0% NET Serviços de Comunicação
S.A.,BR
AS4766 2960 1341 161954.7% KIXS-AS-KR Korea Telecom,KR
AS7303 1770 290 148083.6% Telecom Argentina S.A.,AR
AS10620 3041 1574 146748.2% Telmex Colombia S.A.,CO
AS9808 1485 55 143096.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1365 29 133697.9% CORBINA-AS OJSC Vimpelcom,RU
AS4755 1928 646 128266.5% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS20115 1823 560 126369.3% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4323 1650 414 123674.9% TWTC - tw telecom holdings,
inc.,US
AS7545 2472 1246 122649.6% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS9498 1316 112 120491.5% BBIL-AP BHARTI Airtel Ltd.,IN
AS6147 1300 102 119892.2% Telefonica del Peru S.A.A.,PE
AS18566 2043 868 117557.5% MEGAPATH5-US - MegaPath
Corporation,US
AS6983 1625 484 114170.2% ITCDELTA - Earthlink, Inc.,US
AS34984 1896 860 103654.6% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS7552 1080 53 102795.1% VIETEL-AS-AP Viettel
Corporation,VN
AS22561 1311 334 97774.5% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS38285 975 130 84586.7% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS24560 1180 347 83370.6% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS31148 1045 234 81177.6% FREENET-AS Freenet Ltd.,UA
AS8151 1481 697 78452.9% Uninet S.A. de C.V.,MX
AS26615 914 133 78185.4% Tim Celular S.A.,BR
AS4780 1047 281 76673.2% SEEDNET Digital United Inc.,TW
AS18101 955 194 76179.7% RELIANCE-COMMUNICATIONS-IN
Reliance Communications
Ltd.DAKC MUMBAI,IN
AS855799 57 74292.9% CANET-ASN-4 - Bell Aliant
Regional Communications,
Inc.,CA
AS17908 834 97 73788.4% TCISL Tata Communications,IN
BGP Update Report
BGP Update Report Interval: 13-Nov-14 -to- 20-Nov-14 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS12897 1723660 29.3% 246237.1 -- HEAGMEDIANET HSE Medianet GmbH,DE 2 - AS23752 278395 4.7%2899.9 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS9829 193219 3.3% 153.8 -- BSNL-NIB National Internet Backbone,IN 4 - AS702979518 1.4% 36.4 -- WINDSTREAM - Windstream Communications Inc,US 5 - AS53249 73466 1.2% 36733.0 -- LAWA-AS - Los Angeles World Airport,US 6 - AS958756535 1.0%1949.5 -- DTACNETWORK-TH-AP 26th Floor 333/3 Moo 14 Chai Building,TH 7 - AS48159 38843 0.7% 125.3 -- TIC-AS Telecommunication Infrastructure Company,IR 8 - AS28885 36232 0.6% 218.3 -- OMANTEL-NAP-AS OmanTel NAP,OM 9 - AS840236115 0.6% 22.9 -- CORBINA-AS OJSC Vimpelcom,RU 10 - AS38197 35819 0.6% 35.0 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 11 - AS37693 30493 0.5% 272.3 -- TUNISIANA,TN 12 - AS42337 28878 0.5% 178.3 -- RESPINA-AS Respina Networks Beyond PJSC,IR 13 - AS14420 28436 0.5% 118.5 -- CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP,EC 14 - AS381626128 0.4% 51.8 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 15 - AS3 23691 0.4%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 16 - AS23342 21980 0.4% 21980.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 17 - AS10620 21295 0.4% 10.7 -- Telmex Colombia S.A.,CO 18 - AS60725 20028 0.3%4005.6 -- O3B-AS O3b Limited,JE 19 - AS25003 20025 0.3% 667.5 -- INTERNET_BINAT Internet Binat Ltd,IL 20 - AS45899 19807 0.3% 45.6 -- VNPT-AS-VN VNPT Corp,VN TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS12897 1723660 29.3% 246237.1 -- HEAGMEDIANET HSE Medianet GmbH,DE 2 - AS53249 73466 1.2% 36733.0 -- LAWA-AS - Los Angeles World Airport,US 3 - AS23342 21980 0.4% 21980.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 4 - AS3 23691 0.4%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 5 - AS18135 10850 0.2% 10850.0 -- BTV BTV Cable television,JP 6 - AS621744107 0.1%4107.0 -- INTERPAN-AS INTERPAN LTD.,BG 7 - AS60725 20028 0.3%4005.6 -- O3B-AS O3b Limited,JE 8 - AS23752 278395 4.7%2899.9 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 9 - AS106742629 0.0%2629.0 -- GRUCOM - Gainesville Regional Utilities,US 10 - AS566362230 0.0%2230.0 -- ASVEDARU VEDA Ltd.,RU 11 - AS42067 0.0%1465.0 -- ISI-AS - University of Southern California,US 12 - AS125213930 0.1%1965.0 -- NOVA_INTERNET_AS12521 Nova Internet Network,ES 13 - AS958756535 1.0%1949.5 -- DTACNETWORK-TH-AP 26th Floor 333/3 Moo 14 Chai Building,TH 14 - AS350933604 0.1%1802.0 -- RO-HTPASSPORT High Tech Passport Ltd SUA California San Jose SUCURSALA BUCURESTI ROMANIA,RO 15 - AS388081721 0.0%1721.0 -- IMZAK-TRANSIT-AS-AP DSL Service Provider Servers,PK 16 - AS309441657 0.0%1657.0 -- DKD-AS Bendra Lietuvos, JAV ir Rusijos imone uzdaroji akcine bendrove DKD,LT 17 - AS332815997 0.3%1599.7 -- -Reserved AS-,ZZ 18 - AS117281424 0.0%1424.0 -- INTERNETXT - Internet Exchange Technology, Inc.,US 19 - AS561338072 0.1%1345.3 -- TASMANET-AS-AP Tasmanet Pty Ltd,AU 20 - AS617081257 0.0%1257.0 -- INFOCAT INFORMÁTICA LTDA,BR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 94.16.64.0/21247495 4.0% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 2 - 94.16.80.0/20247386 4.0% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 3 - 94.16.72.0/21247305 4.0% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 4 - 185.9.28.0/22246034 4.0% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 5 - 194.127.204.0/23 245774 4.0% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 6 - 194.99.108.0/23 245433 4.0% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 7 - 194.45.104.0/23 244233 4.0% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 8 - 202.70.64.0/21 142246 2.3% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 9 - 202.70.88.0/21 135152 2.2% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 10 - 198.140.114.0/24 36755 0.6% AS53249 -- LAWA-AS - Los Angeles World Airport,US 11 - 198.140.115.0/24 36711 0.6% AS53249 --
The Cidr Report
This report has been generated at Fri Nov 14 21:14:18 2014 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
07-11-14528597 291888
08-11-14529295 291872
09-11-14528850 291914
10-11-14528865 291936
11-11-14529156 292033
12-11-14529114 291833
13-11-14528626 292350
14-11-14529142 292356
AS Summary
48845 Number of ASes in routing system
19622 Number of ASes announcing only one prefix
5632 Largest number of prefixes announced by an AS
AS4538 : ERX-CERNET-BKB China Education and Research Network
Center,CN
120193024 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 14Nov14 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 529166 292346 23682044.8% All ASes
AS4538 5632 2094 353862.8% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS6389 2894 116 277896.0% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2841 83 275897.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS22773 2841 165 267694.2% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS28573 2450 285 216588.4% NET Serviços de Comunicação
S.A.,BR
AS4766 2963 1341 162254.7% KIXS-AS-KR Korea Telecom,KR
AS10620 3034 1549 148548.9% Telmex Colombia S.A.,CO
AS7303 1770 290 148083.6% Telecom Argentina S.A.,AR
AS9808 1483 54 142996.4% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1322 28 129497.9% CORBINA-AS OJSC Vimpelcom,RU
AS4755 1923 641 128266.7% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS6147 1368 104 126492.4% Telefonica del Peru S.A.A.,PE
AS20115 1822 560 126269.3% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4323 1648 414 123474.9% TWTC - tw telecom holdings,
inc.,US
AS7545 2470 1253 121749.3% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS9498 1315 110 120591.6% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2044 869 117557.5% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1208 54 115495.5% VIETEL-AS-AP Viettel
Corporation,VN
AS6983 1594 459 113571.2% ITCDELTA - Earthlink, Inc.,US
AS34984 1840 823 101755.3% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS4812 1525 509 101666.6% CHINANET-SH-AP China Telecom
(Group),CN
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS7029 1881 978 90348.0% WINDSTREAM - Windstream
Communications Inc,US
AS22561 1315 426 88967.6% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS4788 1106 258 84876.7% TMNET-AS-AP TM Net, Internet
Service Provider,MY
AS38285 975 130 84586.7% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS24560 1184 349 83570.5% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS31148 1045 260 78575.1% FREENET-AS Freenet Ltd.,UA
AS26615 914 133 78185.4%
BGP Update Report
BGP Update Report Interval: 06-Nov-14 -to- 13-Nov-14 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS12897 1515794 26.4% 126316.2 -- HEAGMEDIANET HSE Medianet GmbH,DE 2 - AS14287 367120 6.4% 61186.7 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 3 - AS23752 200084 3.5%2041.7 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - AS9829 156940 2.7% 133.0 -- BSNL-NIB National Internet Backbone,IN 5 - AS22773 53468 0.9% 12.7 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.,US 6 - AS48159 40890 0.7% 145.0 -- TIC-AS Telecommunication Infrastructure Company,IR 7 - AS27738 39110 0.7% 50.1 -- Ecuadortelecom S.A.,EC 8 - AS17974 27330 0.5% 19.6 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 9 - AS840225267 0.4% 85.9 -- CORBINA-AS OJSC Vimpelcom,RU 10 - AS3 24068 0.4%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 11 - AS28642 23749 0.4% 698.5 -- Contato Internet Ltda EPP,BR 12 - AS14840 22845 0.4% 692.3 -- COMMCORP COMUNICACOES LTDA,BR 13 - AS23342 22257 0.4%4451.4 -- UNITEDLAYER - Unitedlayer, Inc.,US 14 - AS28573 21917 0.4% 8.0 -- NET Serviços de Comunicação S.A.,BR 15 - AS25003 20008 0.3%1818.9 -- INTERNET_BINAT Internet Binat Ltd,IL 16 - AS23693 18680 0.3% 196.6 -- TELKOMSEL-ASN-ID PT. Telekomunikasi Selular,ID 17 - AS12066 17844 0.3% 93.4 -- TRICOM,DO 18 - AS331317661 0.3% 327.1 -- INET-AS BT Italia S.p.A.,IT 19 - AS13188 17493 0.3% 24.6 -- BANKINFORM-AS CONTENT DELIVERY NETWORK LTD,UA 20 - AS671317413 0.3% 24.8 -- IAM-AS,MA TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS12897 1515794 26.4% 126316.2 -- HEAGMEDIANET HSE Medianet GmbH,DE 2 - AS14287 367120 6.4% 61186.7 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 3 - AS3 24068 0.4%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 4 - AS18135 12169 0.2% 12169.0 -- BTV BTV Cable television,JP 5 - AS610396890 0.1%6890.0 -- ZMZ OAO ZMZ,RU 6 - AS476806251 0.1%6251.0 -- NHCS EOBO Limited,IE 7 - AS621745782 0.1%5782.0 -- INTERPAN-AS INTERPAN LTD.,BG 8 - AS23342 22257 0.4%4451.4 -- UNITEDLAYER - Unitedlayer, Inc.,US 9 - AS60725 16065 0.3%4016.2 -- O3B-AS O3b Limited,JE 10 - AS566362671 0.1%2671.0 -- ASVEDARU VEDA Ltd.,RU 11 - AS538232406 0.0%2406.0 -- SMTA - Scio Mutual Telephone Association,US 12 - AS23752 200084 3.5%2041.7 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 13 - AS25003 20008 0.3%1818.9 -- INTERNET_BINAT Internet Binat Ltd,IL 14 - AS309441712 0.0%1712.0 -- DKD-AS Bendra Lietuvos, JAV ir Rusijos imone uzdaroji akcine bendrove DKD,LT 15 - AS26234 0.1%2423.0 -- UDEL-DCN - University of Delaware,US 16 - AS117281549 0.0%1549.0 -- INTERNETXT - Internet Exchange Technology, Inc.,US 17 - AS220481379 0.0%1379.0 -- WHOLE-FOODS - Whole Foods Market, Inc.,US 18 - AS532492696 0.1%1348.0 -- LAWA-AS - Los Angeles World Airport,US 19 - AS662910227 0.2%1278.4 -- NOAA-AS - NOAA,US 20 - AS388081246 0.0%1246.0 -- IMZAK-TRANSIT-AS-AP DSL Service Provider Servers,PK TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 94.16.72.0/21216945 3.6% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 2 - 94.16.80.0/20216916 3.6% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 3 - 94.16.64.0/21216747 3.6% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 4 - 185.9.28.0/22216560 3.6% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 5 - 194.127.204.0/23 216282 3.6% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 6 - 194.99.108.0/23 216243 3.6% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 7 - 194.45.104.0/23 216096 3.6% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 8 - 202.70.88.0/21 101699 1.7% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 9 - 202.70.64.0/2196915 1.6% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 10 - 208.70.20.0/2273429 1.2% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 11 - 208.78.116.0/22 73421 1.2% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 12 - 208.73.244.0/22 73421 1.2% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 13 - 216.162.0.0/2073421 1.2%
The Cidr Report
This report has been generated at Fri Nov 7 21:14:21 2014 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
31-10-14525536 289154
01-11-14527072 289170
02-11-14526955 289137
03-11-14526861 289197
04-11-14526595 290028
05-11-14526922 292340
06-11-14536547 292355
07-11-14528597 291942
AS Summary
48763 Number of ASes in routing system
19597 Number of ASes announcing only one prefix
5565 Largest number of prefixes announced by an AS
AS4538 : ERX-CERNET-BKB China Education and Research Network
Center,CN
120193024 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 07Nov14 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 529293 291876 23741744.9% All ASes
AS4538 5565 2047 351863.2% ERX-CERNET-BKB China Education
and Research Network
Center,CN
AS6389 2894 116 277896.0% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2825 83 274297.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS22773 2854 164 269094.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS28573 2490 285 220588.6% NET Serviços de Comunicação
S.A.,BR
AS4766 2953 1333 162054.9% KIXS-AS-KR Korea Telecom,KR
AS6147 1713 107 160693.8% Telefonica del Peru S.A.A.,PE
AS10620 3032 1526 150649.7% Telmex Colombia S.A.,CO
AS7303 1770 290 148083.6% Telecom Argentina S.A.,AR
AS9808 1478 53 142596.4% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1310 27 128397.9% CORBINA-AS OJSC Vimpelcom,RU
AS4755 1913 640 127366.5% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS20115 1821 557 126469.4% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4323 1644 411 123375.0% TWTC - tw telecom holdings,
inc.,US
AS7545 2454 1245 120949.3% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS9498 1314 110 120491.6% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2044 869 117557.5% MEGAPATH5-US - MegaPath
Corporation,US
AS6983 1581 423 115873.2% ITCDELTA - Earthlink, Inc.,US
AS7552 1208 53 115595.6% VIETEL-AS-AP Viettel
Corporation,VN
AS7029 2161 1132 102947.6% WINDSTREAM - Windstream
Communications Inc,US
AS34984 1843 824 101955.3% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS4812 1523 507 101666.7% CHINANET-SH-AP China Telecom
(Group),CN
AS22561 1313 362 95172.4% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS38285 978 131 84786.6% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4788 1092 250 84277.1% TMNET-AS-AP TM Net, Internet
Service Provider,MY
AS24560 1182 350 83270.4% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS31148 1045 261 78475.0% FREENET-AS Freenet Ltd.,UA
AS8151 1486 703 78352.7%
BGP Update Report
BGP Update Report Interval: 30-Oct-14 -to- 06-Nov-14 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS14287 399233 9.1% 66538.8 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 2 - AS23752 198523 4.5%1965.6 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - AS7545 172069 3.9% 80.5 -- TPG-INTERNET-AP TPG Telecom Limited,AU 4 - AS9829 161433 3.7% 145.4 -- BSNL-NIB National Internet Backbone,IN 5 - AS12897 143079 3.2%4471.2 -- HEAGMEDIANET HSE Medianet GmbH,DE 6 - AS381649561 1.1% 96.6 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 7 - AS27738 32552 0.7% 41.7 -- Ecuadortelecom S.A.,EC 8 - AS331332485 0.7% 10828.3 -- INET-AS BT Italia S.p.A.,IT 9 - AS980830902 0.7% 26.5 -- CMNET-GD Guangdong Mobile Communication Co.Ltd.,CN 10 - AS840228525 0.7% 53.6 -- CORBINA-AS OJSC Vimpelcom,RU 11 - AS671327862 0.6% 44.4 -- IAM-AS,MA 12 - AS48159 27319 0.6% 98.6 -- TIC-AS Telecommunication Infrastructure Company,IR 13 - AS28573 25645 0.6% 17.6 -- NET Serviços de Comunicação S.A.,BR 14 - AS45899 25081 0.6% 57.0 -- VNPT-AS-VN VNPT Corp,VN 15 - AS23342 0 0.5% 0.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 16 - AS10620 20754 0.5% 8.4 -- Telmex Colombia S.A.,CO 17 - AS25003 19893 0.5%1989.3 -- INTERNET_BINAT Internet Binat Ltd,IL 18 - AS413419833 0.5% 126.3 -- CHINANET-BACKBONE No.31,Jin-rong Street,CN 19 - AS13489 19479 0.4% 46.9 -- EPM Telecomunicaciones S.A. E.S.P.,CO 20 - AS22773 19470 0.4% 4.5 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.,US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS14287 399233 9.1% 66538.8 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 2 - AS23342 0 0.5% 0.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 3 - AS61039 16767 0.4% 16767.0 -- ZMZ OAO ZMZ,RU 4 - AS18135 12424 0.3% 12424.0 -- BTV BTV Cable television,JP 5 - AS331332485 0.7% 10828.3 -- INET-AS BT Italia S.p.A.,IT 6 - AS476806477 0.1%6477.0 -- NHCS EOBO Limited,IE 7 - AS3 18160 0.4%1306.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 8 - AS621746033 0.1%6033.0 -- INTERPAN-AS INTERPAN LTD.,BG 9 - AS247684849 0.1%4849.0 -- ALMOUROLTEC ALMOUROLTEC SERVICOS DE INFORMATICA E INTERNET LDA,PT 10 - AS12897 143079 3.2%4471.2 -- HEAGMEDIANET HSE Medianet GmbH,DE 11 - AS513144321 0.1%4321.0 -- TEVIANT-AS LLC Joint Small Enterprise Teviant,UA 12 - AS538233066 0.1%3066.0 -- SMTA - Scio Mutual Telephone Association,US 13 - AS566362928 0.1%2928.0 -- ASVEDARU VEDA Ltd.,RU 14 - AS60725 16553 0.4%2758.8 -- O3B-AS O3b Limited,JE 15 - AS350934473 0.1%2236.5 -- RO-HTPASSPORT High Tech Passport Ltd SUA California San Jose SUCURSALA BUCURESTI ROMANIA,RO 16 - AS25003 19893 0.5%1989.3 -- INTERNET_BINAT Internet Binat Ltd,IL 17 - AS23752 198523 4.5%1965.6 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 18 - AS610511834 0.0%1834.0 -- DEKARD Dekard LLC,RU 19 - AS31716 0.0%5517.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 20 - AS478053355 0.1%1677.5 -- MCIT Ministry of Communications and Information,SA TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.88.0/2199367 2.2% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.64.0/2198016 2.1% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 208.70.20.0/2279857 1.7% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 4 - 208.78.116.0/22 79845 1.7% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 5 - 208.73.244.0/22 79843 1.7% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 6 - 208.88.232.0/22 79841 1.7% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 7 - 216.162.0.0/2079841 1.7% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 8 - 64.29.130.0/240 0.5% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 9 - 94.16.80.0/20 20461 0.4% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 10 - 185.9.28.0/22 20434 0.4% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 11 - 94.16.72.0/21 20433 0.4% AS12897 -- HEAGMEDIANET HSE Medianet GmbH,DE 12 - 94.16.64.0/21 20417 0.4% AS12897 -- HEAGMEDIANET HSE Medianet
The Cidr Report
This report has been generated at Fri Oct 31 21:14:13 2014 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
24-10-14521614 289252
25-10-14522066 289302
26-10-14522320 289236
27-10-14521998 289212
28-10-14522002 289264
29-10-14522115 289231
30-10-14525540 288920
31-10-14525536 289245
AS Summary
48695 Number of ASes in routing system
19584 Number of ASes announcing only one prefix
3035 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120193024 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 31Oct14 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 527072 289246 23782645.1% All ASes
AS13184 2928 21 290799.3% HANSENET Telefonica Germany
GmbH Co.OHG,DE
AS6389 2894 108 278696.3% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2824 83 274197.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS22773 2847 163 268494.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS28573 2572 115 245795.5% NET Serviços de Comunicação
S.A.,BR
AS4766 2951 1334 161754.8% KIXS-AS-KR Korea Telecom,KR
AS6147 1780 166 161490.7% Telefonica del Peru S.A.A.,PE
AS7303 1769 290 147983.6% Telecom Argentina S.A.,AR
AS9808 1475 53 142296.4% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1371 25 134698.2% CORBINA-AS OJSC Vimpelcom,RU
AS4755 1920 632 128867.1% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS7545 2444 1157 128752.7% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS20115 1816 557 125969.3% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4323 1643 410 123375.0% TWTC - tw telecom holdings,
inc.,US
AS10620 3035 1813 122240.3% Telmex Colombia S.A.,CO
AS9498 1314 111 120391.6% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2044 869 117557.5% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1210 51 115995.8% VIETEL-AS-AP Viettel
Corporation,VN
AS6983 1542 400 114274.1% ITCDELTA - Earthlink, Inc.,US
AS7029 2137 1112 102548.0% WINDSTREAM - Windstream
Communications Inc,US
AS22561 1321 298 102377.4% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS4812 1523 507 101666.7% CHINANET-SH-AP China Telecom
(Group),CN
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS34984 1840 927 91349.6% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS56040 892 30 86296.6% CMNET-GUANGDONG-AP China
Mobile communications
corporation,CN
AS38285 978 131 84786.6% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4788 1086 247 83977.3% TMNET-AS-AP TM Net, Internet
Service Provider,MY
AS24560 1179 349 83070.4% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS18881 860
BGP Update Report
BGP Update Report Interval: 23-Oct-14 -to- 30-Oct-14 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 201970 4.6%1655.5 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS14287 177579 4.1% 25368.4 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 3 - AS9829 112487 2.6% 67.6 -- BSNL-NIB National Internet Backbone,IN 4 - AS56116 109395 2.5% 935.0 -- HWXD Beijing Hongweixinda Sci-Tech Development Co. Ltd.,CN 5 - AS12696 79634 1.8%6125.7 -- AXA-TECH GIE AXA Technology Services France,FR 6 - AS45786 77866 1.8%1112.4 -- HTSNET-AS-ID HTSNET - ISP,ID 7 - AS45899 68836 1.6% 110.8 -- VNPT-AS-VN VNPT Corp,VN 8 - AS538460794 1.4% 364.0 -- EMIRATES-INTERNET Emirates Telecommunications Corporation,AE 9 - AS13682 45436 1.0%7572.7 -- TELEFONICA MOVILES GUATEMALA S.A.,GT 10 - AS51964 34162 0.8% 146.0 -- ORANGE-BUSINESS-SERVICES-IPSN-ASN Equant Inc.,FR 11 - AS28573 28709 0.7% 18.2 -- NET Serviços de Comunicação S.A.,BR 12 - AS764328624 0.7% 83.0 -- VNPT-AS-VN Vietnam Posts and Telecommunications (VNPT),VN 13 - AS331327721 0.6% 13860.5 -- INET-AS BT Italia S.p.A.,IT 14 - AS48159 24149 0.6% 88.5 -- TIC-AS Telecommunication Infrastructure Company,IR 15 - AS478723487 0.5% 81.6 -- ASN-CBN Internet Service Provider,ID 16 - AS840223066 0.5% 75.9 -- CORBINA-AS OJSC Vimpelcom,RU 17 - AS23342 22188 0.5% 568.9 -- UNITEDLAYER - Unitedlayer, Inc.,US 18 - AS60725 20431 0.5%5107.8 -- O3B-AS O3b Limited,JE 19 - AS25003 19969 0.5% 587.3 -- INTERNET_BINAT Internet Binat Ltd,IL 20 - AS958318692 0.4% 16.3 -- SIFY-AS-IN Sify Limited,IN TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS14287 177579 4.1% 25368.4 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 2 - AS61039 16125 0.4% 16125.0 -- ZMZ OAO ZMZ,RU 3 - AS331327721 0.6% 13860.5 -- INET-AS BT Italia S.p.A.,IT 4 - AS18135 10293 0.2% 10293.0 -- BTV BTV Cable television,JP 5 - AS13682 45436 1.0%7572.7 -- TELEFONICA MOVILES GUATEMALA S.A.,GT 6 - AS12696 79634 1.8%6125.7 -- AXA-TECH GIE AXA Technology Services France,FR 7 - AS662910751 0.2%5375.5 -- NOAA-AS - NOAA,US 8 - AS25983 15641 0.4%5213.7 -- SHAW-ENVISION - Enmax Envision Inc.,CA 9 - AS60725 20431 0.5%5107.8 -- O3B-AS O3b Limited,JE 10 - AS621744929 0.1%4929.0 -- INTERPAN-AS INTERPAN LTD.,BG 11 - AS566362878 0.1%2878.0 -- ASVEDARU VEDA Ltd.,RU 12 - AS577342271 0.1%2271.0 -- FRANCEIX France IX Services SASU,FR 13 - AS350934371 0.1%2185.5 -- RO-HTPASSPORT High Tech Passport Ltd SUA California San Jose SUCURSALA BUCURESTI ROMANIA,RO 14 - AS527293685 0.1%1842.5 -- BrNet Informatica,BR 15 - AS572011833 0.0%1833.0 -- EDF-AS Estonian Defence Forces,EE 16 - AS309441716 0.0%1716.0 -- DKD-AS Bendra Lietuvos, JAV ir Rusijos imone uzdaroji akcine bendrove DKD,LT 17 - AS340231659 0.0%1659.0 -- CITYLINE-AS PE Shattah Zia G.Naman,UA 18 - AS31659 0.0%2975.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 19 - AS23752 201970 4.6%1655.5 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 20 - AS31647 0.0%5517.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.70.64.0/21 101161 2.2% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - 202.70.88.0/2198790 2.1% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.61.101.0/24 77294 1.7% AS45786 -- HTSNET-AS-ID HTSNET - ISP,ID AS65001 -- -Private Use AS-,ZZ 4 - 208.78.116.0/22 35518 0.8% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 5 - 208.88.232.0/22 35514 0.8% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 6 - 208.73.244.0/22 35514 0.8% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 7 - 216.162.0.0/2035514 0.8% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 8 - 208.70.20.0/2235508 0.8% AS14287 -- TRIAD-TELECOM - Triad Telecom, Inc.,US 9 - 64.29.130.0/2422002 0.5% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 10 - 192.115.44.0/22 19905 0.4% AS25003 -- INTERNET_BINAT Internet Binat Ltd,IL 11 - 91.235.169.0/24 16125
The Cidr Report
This report has been generated at Fri Oct 24 21:14:12 2014 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
17-10-14520223 287580
18-10-14519535 287740
19-10-14519823 287817
20-10-14519853 288043
21-10-14520379 288857
22-10-14520506 288922
23-10-14520878 288938
24-10-14521614 289328
AS Summary
48634 Number of ASes in routing system
19568 Number of ASes announcing only one prefix
3008 Largest number of prefixes announced by an AS
AS10620: Telmex Colombia S.A.,CO
120110848 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street,CN
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 24Oct14 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 522149 289304 23284544.6% All ASes
AS6389 2896 102 279496.5% BELLSOUTH-NET-BLK -
BellSouth.net Inc.,US
AS17974 2817 83 273497.1% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia,ID
AS22773 2843 162 268194.3% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.,US
AS28573 2644 115 252995.7% NET Serviços de Comunicação
S.A.,BR
AS6147 1785 167 161890.6% Telefonica del Peru S.A.A.,PE
AS4766 2950 1333 161754.8% KIXS-AS-KR Korea Telecom,KR
AS7303 1769 290 147983.6% Telecom Argentina S.A.,AR
AS9808 1477 54 142396.3% CMNET-GD Guangdong Mobile
Communication Co.Ltd.,CN
AS8402 1389 25 136498.2% CORBINA-AS OJSC Vimpelcom,RU
AS4755 1917 609 130868.2% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP,IN
AS7545 2440 1177 126351.8% TPG-INTERNET-AP TPG Telecom
Limited,AU
AS20115 1811 558 125369.2% CHARTER-NET-HKY-NC - Charter
Communications,US
AS4323 1645 412 123375.0% TWTC - tw telecom holdings,
inc.,US
AS9498 1309 108 120191.7% BBIL-AP BHARTI Airtel Ltd.,IN
AS18566 2045 867 117857.6% MEGAPATH5-US - MegaPath
Corporation,US
AS7552 1212 52 116095.7% VIETEL-AS-AP Viettel
Corporation,VN
AS6983 1541 388 115374.8% ITCDELTA - Earthlink, Inc.,US
AS10620 3008 1957 105134.9% Telmex Colombia S.A.,CO
AS7029 2102 1090 101248.1% WINDSTREAM - Windstream
Communications Inc,US
AS7738 999 83 91691.7% Telemar Norte Leste S.A.,BR
AS34984 1840 927 91349.6% TELLCOM-AS TELLCOM ILETISIM
HIZMETLERI A.S.,TR
AS22561 1304 410 89468.6% AS22561 - CenturyTel Internet
Holdings, Inc.,US
AS56040 891 30 86196.6% CMNET-GUANGDONG-AP China
Mobile communications
corporation,CN
AS38285 978 131 84786.6% M2TELECOMMUNICATIONS-AU M2
Telecommunications Group
Ltd,AU
AS4788 1078 244 83477.4% TMNET-AS-AP TM Net, Internet
Service Provider,MY
AS24560 1178 350 82870.3% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services,IN
AS31148 1042 257 78575.3% FREENET-AS Freenet Ltd.,UA
AS4780 1049 274 77573.9% SEEDNET Digital United Inc.,TW
AS26615 898 131 76785.4% Tim Celular S.A.,BR
AS18101 957 196 76179.5% RELIANCE-COMMUNICATIONS-IN
BGP Update Report
BGP Update Report Interval: 16-Oct-14 -to- 23-Oct-14 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS23752 208234 4.0%2263.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 2 - AS44436 205374 4.0%8215.0 -- EFFORTEL-AS LLC MyBox,RU 3 - AS9829 176641 3.4% 145.5 -- BSNL-NIB National Internet Backbone,IN 4 - AS45786 153967 3.0%2199.5 -- HTSNET-AS-ID HTSNET - ISP,ID 5 - AS17974 65455 1.3% 93.5 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia,ID 6 - AS38197 54550 1.1% 54.1 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited,HK 7 - AS13682 53623 1.0%8937.2 -- TELEFONICA MOVILES GUATEMALA S.A.,GT 8 - AS24193 51784 1.0% 224.2 -- SIFY-IN Sify Limited Service Provider India,IN 9 - AS381648734 0.9% 84.0 -- COLOMBIA TELECOMUNICACIONES S.A. ESP,CO 10 - AS754546333 0.9% 24.6 -- TPG-INTERNET-AP TPG Telecom Limited,AU 11 - AS34984 38936 0.8% 25.6 -- TELLCOM-AS TELLCOM ILETISIM HIZMETLERI A.S.,TR 12 - AS51964 36149 0.7% 160.0 -- ORANGE-BUSINESS-SERVICES-IPSN-ASN Equant Inc.,FR 13 - AS28573 35171 0.7% 20.9 -- NET Serviços de Comunicação S.A.,BR 14 - AS45899 33085 0.6% 54.1 -- VNPT-AS-VN VNPT Corp,VN 15 - AS21491 29767 0.6% 595.3 -- UGANDA-TELECOM Uganda Telecom,UG 16 - AS958328872 0.6% 30.1 -- SIFY-AS-IN Sify Limited,IN 17 - AS755226868 0.5% 26.6 -- VIETEL-AS-AP Viettel Corporation,VN 18 - AS478725622 0.5% 70.2 -- ASN-CBN Internet Service Provider,ID 19 - AS992422555 0.4% 160.0 -- TFN-TW Taiwan Fixed Network, Telco and Network Service Provider.,TW 20 - AS23342 22232 0.4% 22232.0 -- UNITEDLAYER - Unitedlayer, Inc.,US TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS23342 22232 0.4% 22232.0 -- UNITEDLAYER - Unitedlayer, Inc.,US 2 - AS13682 53623 1.0%8937.2 -- TELEFONICA MOVILES GUATEMALA S.A.,GT 3 - AS44436 205374 4.0%8215.0 -- EFFORTEL-AS LLC MyBox,RU 4 - AS181357824 0.1%7824.0 -- BTV BTV Cable television,JP 5 - AS610397455 0.1%7455.0 -- ZMZ OAO ZMZ,RU 6 - AS323367354 0.1%7354.0 -- IPASS-2 - iPass Incorporated,US 7 - AS43943 13216 0.3%6608.0 -- KCM KCM SA,BG 8 - AS429324539 0.1%4539.0 -- IPT IPT sp. z o.o.,PL 9 - AS621744140 0.1%4140.0 -- INTERPAN-AS INTERPAN LTD.,BG 10 - AS523557750 0.1%3875.0 -- Jalasoft Corp.,BO 11 - AS23858 0.1%1435.0 -- UDEL-DCN - University of Delaware,US 12 - AS60725 18552 0.4%3710.4 -- O3B-AS O3b Limited,JE 13 - AS350935349 0.1%2674.5 -- RO-HTPASSPORT High Tech Passport Ltd SUA California San Jose SUCURSALA BUCURESTI ROMANIA,RO 14 - AS8738 2401 0.1%2401.0 -- VISA-ISRAEL-AS Israel Credit Cards Ltd,IL 15 - AS307272337 0.1%2337.0 -- SYSLINK syslink operations AG, Basel, Switzerland,CH 16 - AS23752 208234 4.0%2263.4 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 17 - AS45786 153967 3.0%2199.5 -- HTSNET-AS-ID HTSNET - ISP,ID 18 - AS340232031 0.0%2031.0 -- CITYLINE-AS PE Shattah Zia G.Naman,UA 19 - AS31992 0.0%2975.0 -- MIT-GATEWAYS - Massachusetts Institute of Technology,US 20 - AS613845924 0.1%1974.7 -- NEON-ISP-AS PE Konev Pavel Alekseevich,UA TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.61.101.0/24 153843 2.9% AS45786 -- HTSNET-AS-ID HTSNET - ISP,ID AS65001 -- -Private Use AS-,ZZ 2 - 202.70.64.0/21 103319 1.9% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 3 - 202.70.88.0/21 103307 1.9% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,NP 4 - 46.34.144.0/2270223 1.3% AS44436 -- EFFORTEL-AS LLC MyBox,RU 5 - 62.32.84.0/24 65583 1.2% AS34277 -- ALFA-LTD-AS Alfa Ltd.,RU AS44436 -- EFFORTEL-AS LLC MyBox,RU 6 - 62.32.95.0/24 65570 1.2% AS34277 -- ALFA-LTD-AS Alfa Ltd.,RU AS44436 -- EFFORTEL-AS LLC MyBox,RU 7 - 64.29.130.0/2422232 0.4% AS23342 -- UNITEDLAYER - Unitedlayer, Inc.,US 8 - 192.115.44.0/22 19499 0.4% AS25003 -- INTERNET_BINAT Internet Binat Ltd,IL 9 - 200.34.149.0/24 11672 0.2% AS8151 -- Uninet S.A. de C.V.,MX 10 - 192.58.232.0/24 11023 0.2% AS6629 -- NOAA-AS - NOAA,US 11 - 200.119.160.0/19 10700 0.2%
