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[routing-wg] The Cidr Report
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cidr-report at potaroo.net
cidr-report at potaroo.net
Sat May 29 00:00:00 CEST 2010
This report has been generated at Fri May 28 21:11:35 2010 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 for a current version of this report. Recent Table History Date Prefixes CIDR Agg 21-05-10 323888 199085 22-05-10 323862 198966 23-05-10 323771 199305 24-05-10 323937 199731 25-05-10 324054 199837 26-05-10 324186 200482 27-05-10 324293 200645 28-05-10 324653 200477 AS Summary 34500 Number of ASes in routing system 14648 Number of ASes announcing only one prefix 4462 Largest number of prefixes announced by an AS AS4323 : TWTC - tw telecom holdings, inc. 95847488 Largest address span announced by an AS (/32s) AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street 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'). --- 28May10 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 324765 200492 124273 38.3% All ASes AS6389 3921 295 3626 92.5% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4323 4462 1413 3049 68.3% TWTC - tw telecom holdings, inc. AS4766 1847 497 1350 73.1% KIXS-AS-KR Korea Telecom AS22773 1155 69 1086 94.0% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS4755 1310 235 1075 82.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS18566 1059 34 1025 96.8% COVAD - Covad Communications Co. AS17488 1316 309 1007 76.5% HATHWAY-NET-AP Hathway IP Over Cable Internet AS6478 1253 344 909 72.5% ATT-INTERNET3 - AT&T WorldNet Services AS8151 1522 622 900 59.1% Uninet S.A. de C.V. AS19262 1123 271 852 75.9% VZGNI-TRANSIT - Verizon Internet Services Inc. AS8452 1298 451 847 65.3% TEDATA TEDATA AS10620 1050 230 820 78.1% Telmex Colombia S.A. AS7545 1298 574 724 55.8% TPG-INTERNET-AP TPG Internet Pty Ltd AS5668 846 136 710 83.9% AS-5668 - CenturyTel Internet Holdings, Inc. AS7303 729 114 615 84.4% Telecom Argentina S.A. AS4808 843 229 614 72.8% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS1785 1787 1182 605 33.9% AS-PAETEC-NET - PaeTec Communications, Inc. AS4804 678 84 594 87.6% MPX-AS Microplex PTY LTD AS7018 1518 973 545 35.9% ATT-INTERNET4 - AT&T WorldNet Services AS35805 628 111 517 82.3% UTG-AS United Telecom AS AS4780 665 166 499 75.0% SEEDNET Digital United Inc. AS3356 1187 691 496 41.8% LEVEL3 Level 3 Communications AS17676 572 81 491 85.8% GIGAINFRA Softbank BB Corp. AS9443 559 75 484 86.6% INTERNETPRIMUS-AS-AP Primus Telecommunications AS33588 606 125 481 79.4% BRESNAN-AS - Bresnan Communications, LLC. AS7011 1121 653 468 41.7% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. AS24560 907 455 452 49.8% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS28573 893 445 448 50.2% NET Servicos de Comunicao S.A. AS7738 477 30 447 93.7% Telecomunicacoes da Bahia S.A. AS36992 638 208 430 67.4% ETISALAT-MISR Total 37268 11102 26166 70.2% Top 30 total Possible Bogus Routes 31.0.0.0/8 AS237 MERIT-ASN Merit Network Inc. 31.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 31.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 31.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 41.223.92.0/22 AS36936 CELTEL-GABON Celtel Gabon Internet Service 41.223.188.0/24 AS22351 INTELSAT Intelsat Global BGP Routing Policy 41.223.196.0/24 AS36990 41.223.197.0/24 AS36990 41.223.198.0/24 AS36990 41.223.199.0/24 AS36990 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 64.20.80.0/20 AS40028 SPD-NETWORK-1 - SPD NETWORK 64.82.128.0/19 AS16617 COMMUNITYISP - CISP 64.82.160.0/19 AS16617 COMMUNITYISP - CISP 66.128.38.0/24 AS15246 Telecomunicaciones Satelitales Telesat S.A. 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.230.240.0/20 AS27286 66.241.112.0/20 AS21547 REVNETS - Revolution Networks 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.6.80.0/24 AS13442 69.6.81.0/24 AS13442 69.80.224.0/19 AS19166 ACRONOC - ACRONOC INC 71.19.134.0/23 AS3313 INET-AS I.NET S.p.A. 71.19.160.0/23 AS4648 NZIX-2 Netgate 78.41.80.0/24 AS29158 DE-IP69 Tux-Service 78.41.81.0/24 AS29158 DE-IP69 Tux-Service 78.41.82.0/24 AS29158 DE-IP69 Tux-Service 78.41.83.0/24 AS29158 DE-IP69 Tux-Service 78.41.84.0/24 AS29158 DE-IP69 Tux-Service 78.41.86.0/24 AS29158 DE-IP69 Tux-Service 78.41.87.0/24 AS29158 DE-IP69 Tux-Service 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas 110.173.64.0/19 AS37963 CNNIC-ALIBABA-CN-NET-AP Alibaba (China) Technology Co., Ltd. 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 119.160.200.0/23 AS45122 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT 158.222.70.0/23 AS6137 SISNA - SISNA, Inc. 158.222.72.0/23 AS6137 SISNA - SISNA, Inc. 158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS 176.0.0.0/8 AS237 MERIT-ASN Merit Network Inc. 176.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 176.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 176.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 190.102.32.0/20 AS30058 ACTIVO-SYSTEMS-AS30058 ACTIVO-SYSTEMS-AS30058 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Axtel, S.A.B. de C. V. 192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.124.248.0/23 AS680 DFN-IP service X-WiN 192.124.252.0/22 AS680 DFN-IP service X-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 192.139.3.0/24 AS23184 PERSONA - PERSONA COMMUNICATIONS INC. 192.154.32.0/19 AS81 NCREN - MCNC 192.154.64.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 196.2.224.0/22 AS24863 LINKdotNET-AS 196.6.108.0/24 AS5713 SAIX-NET 196.13.201.0/24 AS2018 TENET-1 196.13.202.0/24 AS2018 TENET-1 196.13.203.0/24 AS2018 TENET-1 196.13.204.0/24 AS2018 TENET-1 196.110.105.0/24 AS8513 SKYVISION SkyVision Network Services 196.201.248.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.249.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.250.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.251.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.253.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.255.0/24 AS30991 SAHANNET Sahannet AS Network 196.202.224.0/21 AS8818 TELE Greenland Autonomous System 198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider 198.23.26.0/24 AS33052 VZUNET - Verizon Data Services LLC 198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc. 198.74.38.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.39.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.40.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.97.72.0/21 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.97.96.0/19 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.97.240.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.135.236.0/24 AS4358 XNET - XNet Information Systems, Inc. 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.163.214.0/24 AS21804 ACCESS-SK - Access Communications Co-operative Limited 198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc. 198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 198.169.0.0/16 AS803 SASKTEL - Saskatchewan Telecommunications 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 198.182.235.0/24 AS3356 LEVEL3 Level 3 Communications 199.10.0.0/16 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 199.16.32.0/19 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 199.26.183.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.121.0.0/16 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 199.123.0.0/18 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 199.123.16.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 199.185.130.0/23 AS19662 UNISERVE-ONLINE - Uniserve On Line 199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.202.216.0/21 AS577 BACOM - Bell Canada 199.233.92.0/24 AS26896 D102-ITC - Data 102, LLC 199.233.129.0/24 AS4378 HOSTINGCOM - WCP/32POINTS INTERMEDIATE HOLDING COMPANY, INC. 199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.108.176.0/20 AS14551 UUNET-SA - MCI Communications Services, Inc. d/b/a Verizon Business 202.9.55.0/24 AS2764 AAPT AAPT Limited 202.9.57.0/24 AS2764 AAPT AAPT Limited 202.38.63.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.58.113.0/24 AS19161 202.61.75.0/24 AS9927 PHILCOMNET-PH A Multihomed ISP Company 202.66.128.0/18 AS9584 GENESIS-AP Diyixian.com Limited 202.66.128.0/19 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/19 AS9584 GENESIS-AP Diyixian.com Limited 202.66.184.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.186.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.188.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.189.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.190.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 PI-HK Pacnet Internet (Hong Kong) Limited 202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited 202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.89.8.0/22 AS6648 BAYAN-TELECOMMUNICATIONS Bayan Telecommunications, Inc. 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.133.37.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.150.227.0/24 AS17727 NAPINFO-AS-AP PT. NAP Info Lintas Nusa 202.174.70.0/24 AS21175 WIS Wind International Services SA 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.130.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.131.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.133.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 202.179.144.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.149.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.150.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.80.136.0/21 AS4759 EVOSERVE-AS-AP EvoServe is a content and online access Internet provider company 203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.114.0/24 AS4802 ASN-IINET iiNet Limited 203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 203.142.219.0/24 AS45149 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.15.168.0/21 AS46753 TDAMERITRADETRUST - TD Ameritrade Trust 204.19.14.0/23 AS577 BACOM - Bell Canada 204.28.104.0/21 AS25973 MZIMA - Mzima Networks, Inc. 204.89.214.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.197.0.0/16 AS3356 LEVEL3 Level 3 Communications 204.209.114.0/24 AS13768 PEER1 - Peer 1 Network Inc. 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.189.134.0/24 AS11814 CYBERSURF - Cybersurf Inc. 205.210.145.0/24 AS11814 CYBERSURF - Cybersurf Inc. 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.197.184.0/24 AS23304 DATOTEL-STL-AS - Datotel LLC, a NetLabs LLC Company 207.174.131.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.132.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.152.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.154.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.155.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.188.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.189.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.190.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.191.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.73.4.0/22 AS27630 PREMIER - Premier Innovations, LLC 208.77.224.0/22 AS174 COGENT Cogent/PSI 208.77.229.0/24 AS174 COGENT Cogent/PSI 208.77.230.0/23 AS174 COGENT Cogent/PSI 208.78.164.0/24 AS16565 208.78.165.0/24 AS16565 208.78.167.0/24 AS16565 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.105.224.0/19 AS20074 209.165.239.0/24 AS209 ASN-QWEST - Qwest Communications Company, LLC 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 209.213.1.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 209.213.4.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 210.56.150.0/23 AS38138 INTECH-TRANSIT-BD InTech Online Limited, INTERNET SERVICE LIMITED 210.247.224.0/19 AS7496 WEBCENTRAL-AS WebCentral 212.114.96.0/19 AS12859 NL-BIT BIT BV 216.21.196.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.201.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.202.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.206.0/23 AS12251 INVISION - Invision.com, Inc. 216.58.192.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.197.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.200.0/24 AS18530 ISOMEDIA-1 - Isomedia Inc. 216.163.144.0/20 AS35985 ONERINGNET-ATL-1 - One Ring Networks, Inc. 216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.250.112.0/20 AS7296 ALCHEMYNET - Alchemy Communications, Inc. 216.250.116.0/24 AS36066 UNI-MARKETING-ALLIANCE - Webhost4life.com Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog at merit.edu eof-list at ripe.net apops at apops.net routing-wg at ripe.net afnog at afnog.org
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