[apops] The CIDR Report
This report has been generated at Fri Apr 9 21:45:47 2021 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 02-04-21118057 63225 03-04-21118186 63256 04-04-21118109 63297 05-04-21118312 63321 06-04-21118481 63295 07-04-21118783 63474 08-04-21118593 63561 09-04-21119712 63561 AS Summary 22257 Number of ASes in routing system 13811 Number of ASes announcing only one prefix 2936 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. --- 09Apr21 --- ASnumNetsNow NetsAggr NetGain % Gain Description Table 119953636415631246.9% All ASes AS11172 2936 118 281896.0% Alestra, S. de R.L. de C.V., MX AS45609 2122 336 178684.2% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS7552 1700 21 167998.8% VIETEL-AS-AP Viettel Group, VN AS12479 15224 151899.7% UNI2-AS, ES AS17622 2068 647 142168.7% CNCGROUP-GZ China Unicom Guangzhou network, CN AS9808 2193 838 135561.8% CMNET-GD Guangdong Mobile Communication Co.Ltd., CN AS45271 1376 129 124790.6% ICLNET-AS-AP Idea Cellular Limited, IN AS22773 1231 10 122199.2% ASN-CXA-ALL-CCI-22773-RDC, US AS28573 1219 136 108388.8% CLARO S.A., BR AS56046 1059 84 97592.1% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS39891 7909 78198.9% ALJAWWALSTC-AS, SA AS18403 873 121 75286.1% FPT-AS-AP The Corporation for Financing & Promoting Technology, VN AS4808 822 90 73289.1% CHINA169-BJ China Unicom Beijing Province Network, CN AS32098 829 104 72587.5% TRANSTELCO-INC, US AS24547 1516 796 72047.5% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS62240 710 34 67695.2% CLOUVIDER Clouvider - Global ASN, GB AS16509 1499 854 64543.0% AMAZON-02, US AS38266 837 219 61873.8% VODAFONE-IN Vodafone India Ltd., IN AS33363 688 162 52676.5% BHN-33363, US AS4134 526 40 48692.4% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS56047 630 169 46173.2% CMNET-HUNAN-AP China Mobile communications corporation, CN AS17552 413 14 39996.6% TRUEONLINE-AS-AP True Online, TH AS20115 588 232 35660.5% CHARTER-20115, US AS11664 3495 34498.6% Techtel LMDS Comunicaciones Interactivas S.A., AR AS13142 403 63 34084.4% MOBIFONE-AS-VN MOBIFONE Corporation, VN AS13361 573 251 32256.2% VODAFONE-AS-AP Vodafone Australia Pty Ltd, AU AS30036 592 276 31653.4% MEDIACOM-ENTERPRISE-BUSINESS, US AS56041 378 75 30380.2% CMNET-ZHEJIANG-AP China Mobile communications corporation, CN AS9829 416 119 29771.4% BSNL-NIB National Internet
[apops] BGP Update Report
BGP Update Report Interval: 25-Mar-21 -to- 08-Apr-21 (14 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS18747 522595 6.0%4051.1 -- IFX18747, US 2 - AS40065 272002 3.1%1754.9 -- CNSERVERS, US 3 - AS33548 175556 2.0%9753.1 -- UNWIRED-NOC, US 4 - AS16509 135117 1.6% 108.3 -- AMAZON-02, US 5 - AS9829 134035 1.6% 78.8 -- BSNL-NIB National Internet Backbone, IN 6 - AS38511 98030 1.1% 424.4 -- TACHYON-AS-ID PT Remala Abadi, ID 7 - AS815186634 1.0% 14.4 -- Uninet S.A. de C.V., MX 8 - AS27884 75407 0.9% 584.6 -- CABLECOLOR S.A., HN 9 - AS40410 74010 0.9%2467.0 -- USFRCS-BGP, US 10 - AS262986 73861 0.8%3887.4 -- Radionet Telecom, BR 11 - AS262702 73554 0.8%3871.3 -- Granadanet Servicos de Informatica S/C. Ltda., BR 12 - AS13904 67418 0.8% 440.6 -- COSLINK, US 13 - AS53217 66389 0.8%1164.7 -- INFRANET INTERNET LTDA., BR 14 - AS139330 60068 0.7%3754.2 -- SANRENDATALIMITED-AS-AP SANREN DATA LIMITED, HK 15 - AS47730 57984 0.7% 28992.0 -- JEANDELESTRE, FR 16 - AS266172 57252 0.7%8178.9 -- Amazon - Inter.Net, BR 17 - AS28573 50555 0.6% 35.5 -- CLARO S.A., BR 18 - AS262721 40605 0.5%1765.4 -- AMPLITUDENET PROVEDOR DE ACESSO A INTERNET LTDA, BR 19 - AS36992 39681 0.5% 44.2 -- ETISALAT-MISR, EG 20 - AS36903 38132 0.4% 34.2 -- MT-MPLS, MA TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS18117 36597 0.4% 36597.0 -- HARBOURMSP-AU-AP NTT Communications ICT Solutions, AU 2 - AS47730 57984 0.7% 28992.0 -- JEANDELESTRE, FR 3 - AS10680 23456 0.3% 23456.0 -- IU-RESEARCH, US 4 - AS829135492 0.4% 17746.0 -- RSNET-AS RSNET, RU 5 - AS262179 24486 0.3% 12243.0 -- Telenetwork de El Salvador, SV 6 - AS358012172 0.1% 12172.0 -- PLANET, US 7 - AS33548 175556 2.0%9753.1 -- UNWIRED-NOC, US 8 - AS266172 57252 0.7%8178.9 -- Amazon - Inter.Net, BR 9 - AS2021937596 0.1%7596.0 -- FREECOM, IT 10 - AS64027 24410 0.3%6102.5 -- SMARTPLUS-AS-ID PT SURYA TEKNIKA PRATAMA, ID 11 - AS268764 15736 0.2%5245.3 -- NetCaster Solutions, BR 12 - AS20101 30027 0.3%5004.5 -- MICHWAVE, US 13 - AS267652 20017 0.2%5004.2 -- MOBILE INFORMATICA LTDA ME, BR 14 - AS267045 24959 0.3%4991.8 -- EASY CONNECT TECNOLOGIA JACI LTDA, BR 15 - AS268778 33556 0.4%4793.7 -- MAYARA B G FERNANDES ME, BR 16 - AS262541 14058 0.2%4686.0 -- ITEMNET PROVEDOR DE INTERNET LTDA - ME, BR 17 - AS454944477 0.1%4477.0 -- LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP 18 - AS262422 17552 0.2%4388.0 -- Anderson Gustavo Neves Gomes - ME, BR 19 - AS262395 29326 0.3%4189.4 -- WIFI Plus Provedor Ltda., BR 20 - AS270960 12514 0.1%4171.3 -- I7TELECOM INTERNET RIO PRETO EIRELI, BR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 118.127.80.0/22 36597 0.4% AS18117 -- HARBOURMSP-AU-AP NTT Communications ICT Solutions, AU 2 - 216.238.254.0/23 35647 0.4% AS13904 -- COSLINK, US 3 - 95.173.129.0/24 35484 0.4% AS8291 -- RSNET-AS RSNET, RU 4 - 64.192.4.0/24 32431 0.4% AS33548 -- UNWIRED-NOC, US 5 - 64.68.236.0/2230914 0.3% AS13904 -- COSLINK, US 6 - 67.211.53.0/2430250 0.3% AS26405 -- HDCS, US 7 - 64.192.1.0/24 30216 0.3% AS33548 -- UNWIRED-NOC, US 8 - 64.192.3.0/24 30075 0.3% AS33548 -- UNWIRED-NOC, US 9 - 64.192.0.0/24 30069 0.3% AS33548 -- UNWIRED-NOC, US 10 - 64.192.2.0/24 30034 0.3% AS33548 -- UNWIRED-NOC, US 11 - 45.148.160.0/24 29013 0.3% AS47730 -- JEANDELESTRE, FR 12 - 45.148.160.0/22 28971 0.3% AS47730 -- JEANDELESTRE, FR 13 - 199.169.205.0/24 24766 0.3% AS40410 -- USFRCS-BGP, US 14 - 199.169.239.0/24 24553 0.3% AS40410 -- USFRCS-BGP, US 15 - 199.169.238.0/24 24550 0.3% AS40410 -- USFRCS-BGP, US 16 - 168.243.93.0/24 24480 0.3% AS262179 -- Telenetwork de El Salvador, SV 17 - 149.165.158.0/23 23457 0.3% AS10680 -- IU-RESEARCH, US 18 - 64.192.5.0/24 22684 0.2% AS33548 -- UNWIRED-NOC, US 19 - 160.19.250.0/23 18873 0.2% AS266172 -- Amazon - Inter.Net, BR 20 - 160.19.248.0/23 18861 0.2% AS266172 -- Amazon - Inter.Net, BR Details at http://bgpupdates.potaroo.net Copies of this report are mailed to: apops@apops.net ___ apops mailing list apops@apops.net
[apops] The CIDR Report
This report has been generated at Fri Apr 9 21:14:49 2021 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
02-04-21874932 480516
03-04-21875435 480397
04-04-21875410 480515
05-04-21875346 479864
06-04-21874891 480096
07-04-21875223 479643
08-04-21874879 480178
09-04-21876109 480234
AS Summary
71185 Number of ASes in routing system
25004 Number of ASes announcing only one prefix
8484 Largest number of prefixes announced by an AS
AS8151 : Uninet S.A. de C.V., MX
115990528 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').
--- 09Apr21 ---
ASnumNetsNow NetsAggr NetGain % Gain Description
Table 875941 480250 39569145.2% All ASes
AS8151 8484 2416 606871.5% Uninet S.A. de C.V., MX
AS12479 6402 565 583791.2% UNI2-AS, ES
AS9808 6418 966 545284.9% CMNET-GD Guangdong Mobile
Communication Co.Ltd., CN
AS7545 5727 744 498387.0% TPG-INTERNET-AP TPG Telecom
Limited, AU
AS47331 7756 3505 425154.8% TTNET, TR
AS7155 4030 203 382795.0% VIASAT-SP-BACKBONE, US
AS7713 3525 61 346498.3% TELKOMNET-AS-AP PT
Telekomunikasi Indonesia, ID
AS7552 3504 109 339596.9% VIETEL-AS-AP Viettel Group, VN
AS22773 3910 564 334685.6% ASN-CXA-ALL-CCI-22773-RDC, US
AS39891 3266 42 322498.7% ALJAWWALSTC-AS, SA
AS8551 3643 645 299882.3% BEZEQ-INTERNATIONAL-AS
Bezeqint Internet Backbone,
IL
AS6327 3357 492 286585.3% SHAW, CA
AS4538 4761 2221 254053.4% ERX-CERNET-BKB China Education
and Research Network Center,
CN
AS11492 4754 2527 222746.8% CABLEONE, US
AS9498 2321 255 206689.0% BBIL-AP BHARTI Airtel Ltd., IN
AS16509 4962 3029 193339.0% AMAZON-02, US
AS12389 2899 1061 183863.4% ROSTELECOM-AS, RU
AS45899 3392 1573 181953.6% VNPT-AS-VN VNPT Corp, VN
AS9394 1841 40 180197.8% CTTNET China TieTong
Telecommunications
Corporation, CN
AS4755 2121 333 178884.3% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP, IN
AS18403 1720 59 166196.6% FPT-AS-AP The Corporation for
Financing & Promoting
Technology, VN
AS4766 2437 779 165868.0% KIXS-AS-KR Korea Telecom, KR
AS45090 2098 457 164178.2% CNNIC-TENCENT-NET-AP Shenzhen
Tencent Computer Systems
Company Limited, CN
AS11830 2552 990 156261.2% Instituto Costarricense de
Electricidad y Telecom., CR
AS7303 1976 423 155378.6% Telecom Argentina S.A., AR
AS20115 2173 624 154971.3% CHARTER-20115, US
AS209 2528 1144 138454.7% CENTURYLINK-US-LEGACY-QWEST,
US
AS24560 1738 447 129174.3% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services, IN
AS13588 11757 116899.4% TELSTRA-BELONG-AP Belong
(Telstra Corporation), AU
AS4808 1603 468 113570.8% CHINA169-BJ China Unicom
Beijing Province Network, CN
Total 107073267498032475.0% Top 30 total
Possible Bogus Routes
23.135.192.0/23 AS39652 DSC-ASN-1, CA
[apops] IPv6 BGP Update Report
IPv6 BGP Update Report Interval: 25-Mar-21 -to- 08-Apr-21 (14 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASNUpds % Upds/PfxAS-Name 1 - AS270590 566797 15.6% 17175.7 -- M Andrade dos Santos, BR 2 - AS138182 242097 6.7%3668.1 -- CNGI-SJZ-IX-AS-AP CERNET2 regional IX at Hebei Normal University, CN 3 - AS28573174771 4.8% 136.0 -- CLARO S.A., BR 4 - AS27951124055 3.4%2432.5 -- Media Commerce Partners S.A, CO 5 - AS24349118905 3.3%2123.3 -- CNGI-BJ-IX3-AS-AP CERNET2 IX at Peking University, CN 6 - AS24429102067 2.8% 14581.0 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 7 - AS205908 101052 2.8% 16842.0 -- PETERCXY-NETWORKS PeterCxy Networks, DE 8 - AS26869886083 2.4%9564.8 -- CONNECTCEU TELECOM EIRELI, BR 9 - AS19551 75677 2.1% 145.0 -- INCAPSULA, US 10 - AS11664 70651 1.9% 194.6 -- Techtel LMDS Comunicaciones Interactivas S.A., AR 11 - AS18403 63024 1.7% 100.8 -- FPT-AS-AP The Corporation for Financing & Promoting Technology, VN 12 - AS60626 59370 1.6% 14842.5 -- LEASEWEBCDN, NL 13 - AS27065352402 1.4% 13100.5 -- SPEED NETWORK TELECOM LTDA, BR 14 - AS13644047616 1.3% 47616.0 -- SASPL-AS-AP Sungard Availability Services (India) Private Limited, IN 15 - AS14840 46579 1.3%2117.2 -- BR.Digital Provider, BR 16 - AS9829 45501 1.2% 92.7 -- BSNL-NIB National Internet Backbone, IN 17 - AS24348 45004 1.2% 441.2 -- CNGI-BJ-IX2-AS-AP CERNET2 IX at Tsinghua University, CN 18 - AS24352 43685 1.2%4853.9 -- CNGI-TJN-IX-AS-AP CERNET2 IX at Tianjin University, CN 19 - AS10620 40341 1.1% 377.0 -- Telmex Colombia S.A., CO 20 - AS38082 39652 1.1%5664.6 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASNUpds % Upds/PfxAS-Name 1 - AS13644047616 1.3% 47616.0 -- SASPL-AS-AP Sungard Availability Services (India) Private Limited, IN 2 - AS26639033785 0.9% 33785.0 -- Tajo Tecnologia Ltda, BR 3 - AS26925633151 0.9% 33151.0 -- INFOLINK INTERNET EIRELI, BR 4 - AS13630220736 0.6% 20736.0 -- AIRTECHN-AS Airtech Internet Solutions Pvt. Ltd., IN 5 - AS33110 20336 0.6% 20336.0 -- UHSC-MBC, CA 6 - AS31514 35300 1.0% 17650.0 -- INF-NET-AS, RU 7 - AS13972117464 0.5% 17464.0 -- CHINATELECOM-ANHUI-HEFEI-MAN HeFei, CN 8 - AS270590 566797 15.6% 17175.7 -- M Andrade dos Santos, BR 9 - AS205908 101052 2.8% 16842.0 -- PETERCXY-NETWORKS PeterCxy Networks, DE 10 - AS37495 15456 0.4% 15456.0 -- Eko-Konnect, NG 11 - AS13714430225 0.8% 15112.5 -- PASSLIR-AS Passit Media And Communication Pvt. Ltd., IN 12 - AS60626 59370 1.6% 14842.5 -- LEASEWEBCDN, NL 13 - AS24429102067 2.8% 14581.0 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 14 - AS26763813846 0.4% 13846.0 -- Wind Telecomunicacao do Brasil Ltda - ME, BR 15 - AS20964513800 0.4% 13800.0 -- TRASH-NETWORK, GB 16 - AS27065352402 1.4% 13100.5 -- SPEED NETWORK TELECOM LTDA, BR 17 - AS20878910630 0.3% 10630.0 -- SENAT-AS, FR 18 - AS50888 10499 0.3% 10499.0 -- MINOTAUR-ASN, GB 19 - AS20625310381 0.3% 10381.0 -- S48-AS, DE 20 - AS26869886083 2.4%9564.8 -- CONNECTCEU TELECOM EIRELI, BR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 2400:dc40::/3247616 1.2% AS136440 -- SASPL-AS-AP Sungard Availability Services (India) Private Limited, IN 2 - 2404:2280:147::/ 46651 1.1% AS24429 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 3 - 2404:2280:106::/ 42361 1.0% AS24429 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN 4 - 2405:4000:800:8: 39474 1.0% AS38082 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH 5 - 2a0e:b107:2f0::/ 35554 0.9% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 6 - 2804:371c:8000:: 33785 0.8% AS266390 -- Tajo Tecnologia Ltda, BR 7 - 2804:61c8::/3233151 0.8% AS269256 -- INFOLINK INTERNET EIRELI, BR 8 - 2a0e:b107:2f0::/ 32770 0.8% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 9 - 2a06:e881:2502:: 32715 0.8% AS205908 -- PETERCXY-NETWORKS PeterCxy Networks, DE 10 - 2402:53c0:2000:: 30219 0.7% AS137144 -- PASSLIR-AS Passit Media And Communication Pvt. Ltd., IN 11 - 2404:5780:3::/48 30132 0.7% AS9558 -- PRIMECROWN-AS-IN PrimeCrown Technologies Private Limited, IN 12 - 2a00:9d20:5353:: 29695 0.7% AS60626 -- LEASEWEBCDN, NL 13 - 2a00:9d20:53::/4 29671 0.7% AS60626 --
[apops] Weekly Routing Table Report
This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG 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 http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith . Routing Table Report 04:00 +10GMT Sat 10 Apr, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary BGP routing table entries examined: 855145 Prefixes after maximum aggregation (per Origin AS): 324141 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 406808 Total ASes present in the Internet Routing Table: 71034 Prefixes per ASN: 12.04 Origin-only ASes present in the Internet Routing Table: 61106 Origin ASes announcing only one prefix: 25216 Transit ASes present in the Internet Routing Table:9928 Transit-only ASes present in the Internet Routing Table:307 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 38 Max AS path prepend of ASN ( 37385) 33 Prefixes from unregistered ASNs in the Routing Table: 1015 Number of instances of unregistered ASNs: 1021 Number of 32-bit ASNs allocated by the RIRs: 35637 Number of 32-bit ASNs visible in the Routing Table: 29671 Prefixes from 32-bit ASNs in the Routing Table: 138154 Number of bogon 32-bit ASNs visible in the Routing Table:21 Special use prefixes present in the Routing Table:1 Prefixes being announced from unallocated address space:530 Number of addresses announced to Internet: 2955025792 Equivalent to 176 /8s, 34 /16s and 29 /24s Percentage of available address space announced: 79.8 Percentage of allocated address space announced: 79.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 290123 APNIC Region Analysis Summary - Prefixes being announced by APNIC Region ASes: 226451 Total APNIC prefixes after maximum aggregation: 65430 APNIC Deaggregation factor:3.46 Prefixes being announced from the APNIC address blocks: 222562 Unique aggregates announced from the APNIC address blocks:89330 APNIC Region origin ASes present in the Internet Routing Table: 11459 APNIC Prefixes per ASN: 19.42 APNIC Region origin ASes announcing only one prefix: 3264 APNIC Region transit ASes present in the Internet Routing Table: 1624 Average APNIC Region AS path length visible:4.5 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 6613 Number of APNIC addresses announced to Internet: 772040448 Equivalent to 46 /8s, 4 /16s and 103 /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, 131072-143673 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:245433 Total ARIN prefixes after maximum aggregation: 112906 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 245868 Unique aggregates announced from the ARIN address blocks:117633 ARIN Region origin ASes present in the Internet Routing Table:18781 ARIN Prefixes per ASN:13.09 ARIN Region
