[apops] Weekly Global IPv4 Routing Table Report
This is an automated weekly mailing describing the state of the Global IPv4 Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG UKNOF, TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG. Daily listings are sent to bgp-st...@lists.apnic.net. For historical data, please see https://thyme.apnic.net. If you have any comments please contact Philip Smith . IPv4 Routing Table Report 04:00 +10GMT Sat 21 Oct, 2023 BGP Table (Global) as seen in Japan. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/current/ Analysis Summary BGP routing table entries examined: 933249 Prefixes after maximum aggregation (per Origin AS): 354499 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 453979 Total ASes present in the Internet Routing Table: 74961 Prefixes per ASN: 12.45 Origin-only ASes present in the Internet Routing Table: 64309 Origin ASes announcing only one prefix: 26493 Transit ASes present in the Internet Routing Table: 10652 Transit-only ASes present in the Internet Routing Table:466 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 55 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1050 Number of instances of unregistered ASNs: 1053 Number of 32-bit ASNs allocated by the RIRs: 42880 Number of 32-bit ASNs visible in the Routing Table: 35270 Prefixes from 32-bit ASNs in the Routing Table: 176608 Number of bogon 32-bit ASNs visible in the Routing Table:25 Special use prefixes present in the Routing Table:1 Prefixes being announced from unallocated address space:527 Number of addresses announced to Internet: 3050844928 Equivalent to 181 /8s, 216 /16s and 51 /24s Percentage of available address space announced: 82.4 Percentage of allocated address space announced: 82.4 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 310313 APNIC Region Analysis Summary - Prefixes being announced by APNIC Region ASes: 247818 Total APNIC prefixes after maximum aggregation: 71198 APNIC Deaggregation factor:3.48 Prefixes being announced from the APNIC address blocks: 241168 Unique aggregates announced from the APNIC address blocks:99178 APNIC Region origin ASes present in the Internet Routing Table: 13716 APNIC Prefixes per ASN: 17.58 APNIC Region origin ASes announcing only one prefix: 4119 APNIC Region transit ASes present in the Internet Routing Table: 1823 Average APNIC Region AS path length visible:4.4 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9041 Number of APNIC addresses announced to Internet: 771026304 Equivalent to 45 /8s, 244 /16s and 237 /24s APNIC AS Blocks4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-153913 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary Prefixes being announced by ARIN Region ASes:273822 Total ARIN prefixes after maximum aggregation: 124061 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 277696 Unique aggregates announced from the ARIN address blocks:132182 ARIN Region origin ASes present in the Internet Routing Table:19078 ARIN Prefixes per ASN:
[apops] The CIDR Report
This report has been generated at Fri Oct 20 21:46:15 2023 AEST. The report analyses the BGP Routing Table as seen within AS131072 and generates a report on aggregation potential within the table. Check https://www.cidr-report.org/v6 for a current version of this report. Recent Table History Date PrefixesCIDR Agg 13-10-23196888 97078 14-10-23197111 98441 15-10-23196989 98738 16-10-23197124 98558 17-10-23198710 98932 18-10-23198871 99131 19-10-23198896 98419 20-10-23199098 98419 AS Summary 32305 Number of ASes in routing system 20416 Number of ASes announcing only one prefix 6203 Largest number of prefixes announced by an AS AS11172: Alestra, S. de R.L. de C.V., MX 36318243520512 (/18.95) Largest address span announced by an AS (/64s) AS7922 : COMCAST-7922, US 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. --- 20Oct23 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 19908998498 10059150.5% All ASes AS11172 6203 811 539286.9% Alestra, S. de R.L. de C.V., MX AS18403 42757 426899.8% FPT-AS-AP FPT Telecom Company, VN AS9808 4581 680 390185.2% CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN AS7552 25434 253999.8% VIETEL-AS-AP Viettel Group, VN AS45609 2504 412 209283.5% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS60539 2059 19 204099.1% HUICAST_TELECOM, HK AS24547 1851 26 182598.6% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS16509 4137 2402 173541.9% AMAZON-02, US AS5416 15452 154399.9% Internet Service Provider, BH AS45271 1839 322 151782.5% ICLNET-AS-AP Idea Cellular Limited, IN AS28573 1479 219 126085.2% Claro NXT Telecomunicacoes Ltda, BR AS62240 1232 63 116994.9% CLOUVIDER Clouvider - Global ASN, GB AS39891 1187 23 116498.1% ALJAWWALSTC-AS, SA AS22773 1294 167 112787.1% ASN-CXA-ALL-CCI-22773-RDC, US AS56046 1145 34 97.0% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS32098 1444 405 103972.0% TRANSTELCO-INC, US AS12479 1635 602 103363.2% UNI2-AS, ES AS38496 1064 40 102496.2% CNI-AS-ID PT Cyber Network Indonesia, ID AS38266 1449 432 101770.2% VIL-AS-AP Vodafone Idea Ltd, IN AS56044 980 19 96198.1% CMNET-AS-LIAONING China Mobile communications corporation, CN AS4808 1050 118 93288.8% CHINA169-BJ China Unicom Beijing Province Network, CN AS20115 1249 499 75060.0% CHARTER-20115, US AS4538986 306 68069.0% ERX-CERNET-BKB China Education and Research Network Center, CN AS24432 691 31 66095.5% AXIATA-ROBI-AS-AP TM International Bangladesh Ltd.Internet service Pro- vider,Gulshan-1,Dhaka-1212, BD AS56167 616 12 60498.1% PTML-PK Plot No 181-186 Street, PK AS4134
[apops] The CIDR Report
This report has been generated at Fri Oct 20 21:05:35 2023 AEST.
The report analyses the eBGP Routing Table at AS131072
and generates a report on aggregation potential within the table.
Check https://www.cidr-report.org/2.0 for a current version of this report.
Recent Table History
Date PrefixesCIDR Agg
13-10-23938242 518280
14-10-23937967 517665
15-10-23938026 518213
16-10-23938312 518203
17-10-23938495 518052
18-10-23938484 519271
19-10-23938433 519030
20-10-23938480 519151
AS Summary
75093 Number of ASes in routing system
26708 Number of ASes announcing only one prefix
11891 Largest number of prefixes announced by an AS
AS8151 : UNINET, MX
228674304 Largest address span announced by an AS (/32s)
AS749 : DNIC-AS-00749, US
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').
--- 20Oct23 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 938853 519188 41966544.7% All ASes
AS9808 9497 1288 820986.4% CHINAMOBILE-CN China
Mobile Communications Group
Co., Ltd., CN
AS8151 11891 3839 805267.7% UNINET, MX
AS39891 4897 83 481498.3% ALJAWWALSTC-AS, SA
AS7155 4172 117 405597.2% VIASAT-SP-BACKBONE, US
AS12479 7394 3484 391052.9% UNI2-AS, ES
AS18403 4210 303 390792.8% FPT-AS-AP FPT Telecom
Company, VN
AS16509 9159 5289 387042.3% AMAZON-02, US
AS6327 3547 69 347898.1% SHAW, CA
AS7545 5711 2243 346860.7% TPG-INTERNET-AP TPG
Telecom Limited, AU
AS7552 3603 163 344095.5% VIETEL-AS-AP Viettel
Group, VN
AS8551 3450 87 336397.5% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,
IL
AS7713 3597 364 323389.9% TELKOMNET-AS-AP PT
Telekomunikasi Indonesia, ID
AS22773 3524 349 317590.1%
ASN-CXA-ALL-CCI-22773-RDC, US
AS9498 3215 258 295792.0% BBIL-AP BHARTI Airtel
Ltd., IN
AS4538 4969 2428 254151.1% ERX-CERNET-BKB China
Education and Research
Network Center, CN
AS396982 2704 433 227184.0% GOOGLE-CLOUD-PLATFORM, US
AS8452 2459 280 217988.6% TE-AS TE-AS, EG
AS11492 4539 2504 203544.8% CABLEONE, US
AS24560 2553 549 200478.5% AIRTELBROADBAND-AS-AP
Bharti Airtel Ltd., Telemedia
Services, IN
AS4755 2187 233 195489.3% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP, IN
AS12389 2964 1048 191664.6% ROSTELECOM-AS, RU
AS45090 2186 374 181282.9% TENCENT-NET-AP Shenzhen
Tencent Computer Systems
Company Limited, CN
AS45899 3327 1605 172251.8% VNPT-AS-VN VNPT Corp, VN
AS4766 2539 854 168566.4% KIXS-AS-KR Korea Telecom,
KR
AS3673080 1454 162652.8% DNIC-ASBLK-00306-00371,
US
AS11830 2002 483 151975.9% Instituto Costarricense
de Electricidad y Telecom.,
CR
AS1742169 681 148868.6% COGENT-174, US
AS56047 1496 44 145297.1% CMNET-HUNAN-AP China
Mobile communications
corporation, CN
AS11776 1834 426 140876.8% ATLANTICBB-JOHNSTOWN, US
AS13999 2418 1017
[apops] BGP Update Report
BGP Update Report Interval: 06-Oct-23 -to- 19-Oct-23 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS16509 258470 2.8% 67.4 -- AMAZON-02, US 2 - AS8151 213115 2.3% 19.0 -- UNINET, MX 3 - AS18403 173380 1.9% 40.6 -- FPT-AS-AP FPT Telecom Company, VN 4 - AS39891 149338 1.6% 34.2 -- ALJAWWALSTC-AS, SA 5 - AS9829 136305 1.5% 86.7 -- BSNL-NIB National Internet Backbone, IN 6 - AS17794 108821 1.2%9068.4 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 7 - AS771372659 0.8% 22.2 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 8 - AS755257539 0.6% 16.7 -- VIETEL-AS-AP Viettel Group, VN 9 - AS149038 50318 0.5% 25159.0 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 10 - AS27715 49641 0.5% 431.7 -- Locaweb Servicos de Internet SA, BR 11 - AS38710 47141 0.5% 703.6 -- WORLDCALL-AS-LHR Worldcall Broadband Limited, PK 12 - AS55933 44175 0.5% 62.8 -- CLOUDIE-AS-AP Cloudie Limited, HK 13 - AS11830 44164 0.5% 23.5 -- Instituto Costarricense de Electricidad y Telecom., CR 14 - AS647 39879 0.4% 142.9 -- DNIC-ASBLK-00616-00665, US 15 - AS136897 39132 0.4% 910.0 -- ENJOYVC-AS-AP Enjoyvc Cloud Group Limited., HK 16 - AS754538531 0.4% 8.6 -- TPG-INTERNET-AP TPG Telecom Limited, AU 17 - AS34984 37987 0.4% 21.9 -- TELLCOM-AS, TR 18 - AS10620 35158 0.4% 11.7 -- Telmex Colombia S.A., CO 19 - AS264496 34187 0.4%4273.4 -- IR Tecnologia Fibralink, BR 20 - AS135139 33429 0.4%1453.4 -- SKYNTPL-AS-AP Skylink Fibernet Private Limited, IN TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS266407 29095 0.3% 29095.0 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR 2 - AS269285 26310 0.3% 26310.0 -- Pronetech Fibra, BR 3 - AS149038 50318 0.5% 25159.0 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 4 - AS209456 21303 0.2% 21303.0 -- WEIR-AS, RU 5 - AS270142 17155 0.2% 17155.0 -- Castor Networks Mexico, MX 6 - AS39997 30249 0.3% 15124.5 -- GLIC, US 7 - AS795413435 0.1% 13435.0 -- IMMENSE-NETWORKS, US 8 - AS136103 29736 0.3%9912.0 -- IDNIC-USM-AS-ID Universitas Semarang, ID 9 - AS478559893 0.1%9893.0 -- PRIME Moscow branch, RU 10 - AS6428 9886 0.1%9886.0 -- CDM, US 11 - AS17794 108821 1.2%9068.4 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 12 - AS9423 8791 0.1%8791.0 -- SERVERKINGIOLLC-AS-AP ServerKing.io, LLC, US 13 - AS265566 31453 0.3%7863.2 -- TELESISTEMAS PENINSULARES SA DE CV, MX 14 - AS204621537 0.2%7179.0 -- DNIC-AS-02046, US 15 - AS177012970 0.1%6485.0 -- RINGSTADAS Ringstad Consulting AS, EU 16 - AS3983694955 0.1%4955.0 -- SCHOF-164-1, US 17 - AS26405 19736 0.2%4934.0 -- HDCS, US 18 - AS63862 13713 0.1%4571.0 -- PASCALNET-AS-ID PT Pascal Solusi Nusantara, ID 19 - AS264496 34187 0.4%4273.4 -- IR Tecnologia Fibralink, BR 20 - AS454944017 0.0%4017.0 -- LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 23.236.64.0/2438499 0.4% AS136897 -- ENJOYVC-AS-AP Enjoyvc Cloud Group Limited., HK 2 - 202.45.88.0/2436224 0.4% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 3 - 203.145.74.0/24 36221 0.4% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 4 - 203.145.78.0/24 36221 0.4% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 5 - 143.255.204.0/22 34155 0.3% AS264496 -- IR Tecnologia Fibralink, BR 6 - 45.172.92.0/2231320 0.3% AS265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX 7 - 103.248.132.0/22 29362 0.3% AS132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG 8 - 170.238.225.0/24 29095 0.3% AS266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR 9 - 41.209.0.0/18 28777 0.3% AS9129 -- KE-NET2000, ZA 10 - 45.182.52.0/2226310 0.3% AS269285 -- Pronetech Fibra, BR 11 - 103.177.87.0/24 25250 0.3% AS149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 12 - 103.177.86.0/24 25068 0.3% AS149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 13 - 185.22.25.0/2421303 0.2% AS209456 -- WEIR-AS, RU 14 - 193.124.17.0/24 20866 0.2% AS18450 -- WEBNX, US 15 - 64.86.234.0/2420224 0.2% AS40009 -- BITGRAVITY, US 16 - 67.211.53.0/2419718 0.2%
[apops] IPv6 BGP Update Report
IPv6 BGP Update Report Interval: 06-Oct-23 -to- 19-Oct-23 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS18403441378 10.9% 170.7 -- FPT-AS-AP FPT Telecom Company, VN 2 - AS202256 418547 10.3% 594.5 -- LAWLIETNET, CN 3 - AS20473217114 5.3% 148.0 -- AS-CHOOPA, US 4 - AS40138175941 4.3%4630.0 -- MDNET, US 5 - AS9829 119498 2.9% 229.8 -- BSNL-NIB National Internet Backbone, IN 6 - AS28573 87025 2.1% 58.3 -- Claro NXT Telecomunicacoes Ltda, BR 7 - AS53667 84294 2.1% 79.7 -- PONYNET, US 8 - AS39891 75453 1.9% 55.4 -- ALJAWWALSTC-AS, SA 9 - AS26339072768 1.8%3163.8 -- FNT Telecomunicacoes e Acesso a Redes de Internet, BR 10 - AS7545 69972 1.7% 25.7 -- TPG-INTERNET-AP TPG Telecom Limited, AU 11 - AS38266 58234 1.4% 39.9 -- VIL-AS-AP Vodafone Idea Ltd, IN 12 - AS49195 47752 1.2%3410.9 -- SSAC, CN 13 - AS21634146931 1.2% 15643.7 -- VOLT-AS, FR 14 - AS24203 42051 1.0% 86.9 -- NAPXLNET-AS-ID PT XL Axiata, ID 15 - AS20945640271 1.0% 20135.5 -- WEIR-AS, RU 16 - AS55352 39237 1.0% 784.7 -- MCPL-IN Microscan Infocommtech Private Limited, IN 17 - AS13731638304 0.9%4256.0 -- PDU-AS-ID PT. PANCA DUTA UTAMA, ID 18 - AS11172 35368 0.9% 5.7 -- Alestra, S. de R.L. de C.V., MX 19 - AS21084235274 0.9% 179.1 -- RKZED-AS, ID 20 - AS19180 34967 0.9% 34967.0 -- AMERICATEL PERU S.A., PE TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS19180 34967 0.9% 34967.0 -- AMERICATEL PERU S.A., PE 2 - AS20945640271 1.0% 20135.5 -- WEIR-AS, RU 3 - AS21634146931 1.2% 15643.7 -- VOLT-AS, FR 4 - AS27155829916 0.7% 14958.0 -- Conecta Vale Servico de Telecomunicacao EIRELI, BR 5 - AS15040414443 0.4% 14443.0 -- THUNDER-AS-AP Thunder Network Limited, HK 6 - AS15036812581 0.3% 12581.0 -- KLNETWORK SERVER-G Group, JP 7 - AS35894 12334 0.3% 12334.0 -- NATCONET-1, US 8 - AS13992111845 0.3% 11845.0 -- UNIXFY-AS Unixfy, SG 9 - AS20119611039 0.3% 11039.0 -- BERMOND-AS, VG 10 - AS57156 21186 0.5% 10593.0 -- PLUXCON, GB 11 - AS204382 9327 0.2%9327.0 -- ANNATEL-, FR 12 - AS149344 8111 0.2%8111.0 -- DHOHOISP-AS-ID Dhoho ISP, ID 13 - AS20088215341 0.4%7670.5 -- SAHIL-S-NETWORK, US 14 - AS53213 7506 0.2%7506.0 -- NEGRISOLO COMUNICACAO BANDA LARGA LTDA ME, BR 15 - AS31939 7123 0.2%7123.0 -- GM-ATL, US 16 - AS13506 21270 0.5%7090.0 -- US-DEPARTMENT-OF-THE-TREASURY, US 17 - AS270782 7016 0.2%7016.0 -- L2K Informatica LTDA, BR 18 - AS141145 6953 0.2%6953.0 -- GIGANET-AS-ID PT Giga Digital Nusantara, ID 19 - AS43962 6825 0.2%6825.0 -- INTEN, PL 20 - AS47496 6618 0.2%6618.0 -- FREACH-AS, DE TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 2001:1380:2000:: 34967 0.8% AS19180 -- AMERICATEL PERU S.A., PE 2 - 2610:108:4000::/ 21266 0.5% AS13506 -- US-DEPARTMENT-OF-THE-TREASURY, US 3 - 2a02:330:8::/48 20141 0.5% AS209456 -- WEIR-AS, RU 4 - 2a02:330:9::/48 20130 0.5% AS209456 -- WEIR-AS, RU 5 - 2602:fc23:151::/ 16328 0.4% AS54625 -- KUDOS-STUDIO, CA 6 - 2804:20fc:1b00:: 16119 0.4% AS264525 -- Coelho Tecnologia, BR 7 - 2804:248:100::/4 15768 0.3% AS28598 -- MOB SERVICOS DE TELECOMUNICACOES S.A., BR 8 - 2404:f4c0:8868:: 15740 0.3% AS210384 -- KUDOS-AS, TW 9 - 2a06:a001:a108:: 15709 0.3% AS210384 -- KUDOS-AS, TW 10 - 2a05:dfc1:900::/ 15672 0.3% AS216341 -- VOLT-AS, FR 11 - 2a05:dfc1:902::/ 15635 0.3% AS216341 -- VOLT-AS, FR 12 - 2a05:dfc1:901::/ 15624 0.3% AS216341 -- VOLT-AS, FR 13 - 2a0a:6040:e6ff:: 15340 0.3% AS200882 -- SAHIL-S-NETWORK, US 14 - 2804:7d64:8000:: 14977 0.3% AS271558 -- Conecta Vale Servico de Telecomunicacao EIRELI, BR 15 - 2804:7d64::/3314939 0.3% AS271558 -- Conecta Vale Servico de Telecomunicacao EIRELI, BR 16 - 2400:58a0:1800:: 14443 0.3% AS150404 -- THUNDER-AS-AP Thunder Network Limited, HK 17 - 2804:20fc:200::/ 13378 0.3% AS264525 -- Coelho Tecnologia, BR 18 - 2401:d20:1010::/ 12581 0.3% AS150368 -- KLNETWORK SERVER-G Group, JP 19 - 2606:9b00::/3212334 0.3% AS35894 -- NATCONET-1, US 20 - 2a0e:fd45:bee::/ 11845 0.3% AS139921 -- UNIXFY-AS Unixfy, SG Details at http://bgpupdates.potaroo.net Copies of this report are mailed to:
