This report has been generated at Fri Aug 12 21:12:23 2011 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 05-08-11 369556 217364 06-08-11 369335 217779 07-08-11 369563 217767 08-08-11 370015 218161 09-08-11 369969 218033 10-08-11 369782 218710 11-08-11 370663 218341 12-08-11 370369 218679 AS Summary 38583 Number of ASes in routing system 16257 Number of ASes announcing only one prefix 3587 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 109715168 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'). --- 12Aug11 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 370604 218472 152132 41.0% All ASes AS6389 3587 231 3356 93.6% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS18566 1913 376 1537 80.3% COVAD - Covad Communications Co. AS4766 2486 965 1521 61.2% KIXS-AS-KR Korea Telecom AS4755 1533 213 1320 86.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS22773 1409 102 1307 92.8% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS4323 1618 403 1215 75.1% TWTC - tw telecom holdings, inc. AS1785 1820 773 1047 57.5% AS-PAETEC-NET - PaeTec Communications, Inc. AS19262 1405 395 1010 71.9% VZGNI-TRANSIT - Verizon Online LLC AS10620 1574 651 923 58.6% Telmex Colombia S.A. AS28573 1265 377 888 70.2% NET Servicos de Comunicao S.A. AS7552 991 112 879 88.7% VIETEL-AS-AP Vietel Corporation AS7545 1569 715 854 54.4% TPG-INTERNET-AP TPG Internet Pty Ltd AS24560 1198 399 799 66.7% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS18101 935 146 789 84.4% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS8151 1442 690 752 52.1% Uninet S.A. de C.V. AS7303 1070 322 748 69.9% Telecom Argentina S.A. AS4808 1068 341 727 68.1% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS3356 1113 456 657 59.0% LEVEL3 Level 3 Communications AS17488 990 342 648 65.5% HATHWAY-NET-AP Hathway IP Over Cable Internet AS14420 705 89 616 87.4% CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP AS22561 968 363 605 62.5% DIGITAL-TELEPORT - Digital Teleport Inc. AS20115 1591 989 602 37.8% CHARTER-NET-HKY-NC - Charter Communications AS17676 668 71 597 89.4% GIGAINFRA Softbank BB Corp. AS3549 999 428 571 57.2% GBLX Global Crossing Ltd. AS17974 1826 1263 563 30.8% TELKOMNET-AS2-AP PT Telekomunikasi Indonesia AS4780 756 196 560 74.1% SEEDNET Digital United Inc. AS4804 643 86 557 86.6% MPX-AS Microplex PTY LTD AS22047 578 32 546 94.5% VTR BANDA ANCHA S.A. AS7011 1159 625 534 46.1% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. AS9443 570 78 492 86.3% INTERNETPRIMUS-AS-AP Primus Telecommunications Total 39449 12229 27220 69.0% Top 30 total Possible Bogus Routes 10.86.64.32/30 AS65530 -Private Use AS- 10.86.64.36/30 AS65530 -Private Use AS- 10.86.65.32/30 AS65530 -Private Use AS- 10.86.65.36/30 AS65530 -Private Use AS- 10.255.255.0/30 AS65530 -Private Use AS- 10.255.255.4/30 AS65530 -Private Use AS- 10.255.255.8/30 AS65530 -Private Use AS- 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 41.223.92.0/22 AS36936 CELTEL-GABON Celtel Gabon Internet Service 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 64.21.192.0/20 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.212.0/22 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.216.0/21 AS11610 INETNEBR-1 - Internet Nebraska Corporation 66.171.32.0/20 AS705 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.6.80.0/24 AS13442 71.19.134.0/23 AS3313 INET-AS BT Italia S.p.A. 76.77.32.0/19 AS2828 XO-AS15 - XO Communications 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 93.180.88.0/21 AS42410 PTP-AS Point To Point Ltd. 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas 115.42.47.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 116.193.152.0/24 AS55536 MIHK-HK Pacswitch Globe Telecom 116.193.153.0/24 AS55536 MIHK-HK Pacswitch Globe Telecom 116.193.154.0/24 AS55536 MIHK-HK Pacswitch Globe Telecom 116.193.155.0/24 AS55536 MIHK-HK Pacswitch Globe Telecom 116.206.72.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 116.206.85.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 116.206.103.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 142.54.0.0/19 AS23498 CDSI - Cogeco Data Services Inc. 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 181.82.15.0/24 AS23982 SENDB-AS-KR Dongbu District Office of Education in Seoul 181.82.16.0/24 AS23982 SENDB-AS-KR Dongbu District Office of Education in Seoul 181.82.17.0/24 AS38418 SENSD-AS-KR seoul seondong district office of education 181.82.18.0/24 AS38418 SENSD-AS-KR seoul seondong district office of education 190.102.32.0/20 AS30058 FDCSERVERS - FDCservers.net 190.104.32.0/21 AS27882 Telefónica Celular de Bolivia S.A. 191.0.0.0/8 AS237 MERIT-AS-14 - Merit Network Inc. 193.111.87.0/24 AS24812 200.6.93.0/24 AS6400 Compañía Dominicana de Teléfonos, C. por A. - CODETEL 200.6.94.0/24 AS6400 Compañía Dominicana de Teléfonos, C. por A. - CODETEL 200.6.95.0/24 AS6400 Compañía Dominicana de Teléfonos, C. por A. - CODETEL 200.23.84.0/24 AS8151 Uninet S.A. de C.V. 200.24.73.0/24 AS26061 Equant Colombia 200.24.76.0/24 AS7195 Telecorp Colombia S.A. 200.24.78.0/26 AS3549 GBLX Global Crossing Ltd. 200.24.78.64/26 AS3549 GBLX Global Crossing Ltd. 200.33.40.0/24 AS11172 Alestra, S. de R.L. de C.V. 200.34.0.0/20 AS6342 Instituto Tecnológico y de Estudios Superiores de Monterrey 200.53.0.0/19 AS13878 Diveo do Brasil Telecomunicacoes Ltda 202.1.224.0/24 AS10097 FLOWCOM Flow Communications 2/541 Kent St Sydney NSW 2000 202.9.55.0/24 AS2764 AAPT AAPT Limited 202.9.57.0/24 AS2764 AAPT AAPT Limited 202.58.113.0/24 AS19161 202.61.75.0/24 AS9927 PHILCOMNET-PH A Multihomed ISP Company 202.74.232.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.74.233.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.83.120.0/21 AS37972 202.83.124.0/24 AS37972 202.83.125.0/24 AS37972 202.83.126.0/24 AS37972 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.160.152.0/22 AS10113 DATAFAST-AP DATAFAST TELECOMMUNICATIONS LTD 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.131.0/24 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 203.18.156.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 203.23.1.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.24.38.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.30.127.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.86.0/23 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.86.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.87.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.188.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 203.142.219.0/24 AS45149 203.175.107.0/24 AS45595 PKTELECOM-AS-PK Pakistan Telecom Company Limited 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.175.214.0/24 AS5583 ORANGE-BUSINESS-SERVICES-BENELUX Orange Business Services (formerly Equant) AS for BENELUX 205.207.148.0/23 AS812 ROGERS-CABLE - Rogers Cable Communications Inc. 206.72.192.0/23 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 206.72.194.0/23 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 206.123.129.0/24 AS10790 INREACH-AS - InReach Internet 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. 208.64.240.0/21 AS13871 TELEBYTE-NW - Telebyte NW 208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC 209.148.64.0/19 AS13773 TELNETCOMM - Telnet Communications 209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 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 216.21.160.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 216.58.200.0/24 AS18530 ISOMEDIA-1 - Isomedia Inc. 216.194.160.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog@nanog.org eof-list@ripe.net apops@apops.net routing-wg@ripe.net afnog@afnog.org
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