The Cidr Report
cidr-report at potaroo.net cidr-report at potaroo.net
Sat Jun 23 00:00:00 CEST 2012
This report has been generated at Fri Jun 22 21:12:58 2012 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 15-06-12 416421 242407 16-06-12 416435 242366 17-06-12 416800 242573 18-06-12 417057 242604 19-06-12 416751 242539 20-06-12 416653 242280 21-06-12 417133 242084 22-06-12 417401 241620 AS Summary 41477 Number of ASes in routing system 17307 Number of ASes announcing only one prefix 3401 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 113213920 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'). --- 22Jun12 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 417722 241644 176078 42.2% All ASes AS6389 3401 193 3208 94.3% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS7029 3279 1651 1628 49.6% WINDSTREAM - Windstream Communications Inc AS22773 1652 137 1515 91.7% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS4766 2720 1294 1426 52.4% KIXS-AS-KR Korea Telecom AS18566 2091 706 1385 66.2% COVAD - Covad Communications Co. AS28573 1954 581 1373 70.3% NET Servicos de Comunicao S.A. AS2118 1255 14 1241 98.9% RELCOM-AS OOO "NPO Relcom" AS7545 1704 503 1201 70.5% TPG-INTERNET-AP TPG Internet Pty Ltd AS4323 1571 386 1185 75.4% TWTC - tw telecom holdings, inc. AS10620 1967 794 1173 59.6% Telmex Colombia S.A. AS1785 1925 815 1110 57.7% AS-PAETEC-NET - PaeTec Communications, Inc. AS4755 1594 540 1054 66.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS7303 1440 462 978 67.9% Telecom Argentina S.A. AS7552 1100 217 883 80.3% VIETEL-AS-AP Vietel Corporation AS26615 902 33 869 96.3% Tim Celular S.A. AS17974 1945 1088 857 44.1% TELKOMNET-AS2-AP PT Telekomunikasi Indonesia AS8151 1490 672 818 54.9% Uninet S.A. de C.V. AS18101 947 160 787 83.1% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS4808 1107 346 761 68.7% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS9394 892 162 730 81.8% CRNET CHINA RAILWAY Internet(CRNET) AS13977 839 123 716 85.3% CTELCO - FAIRPOINT COMMUNICATIONS, INC. AS3356 1113 467 646 58.0% LEVEL3 Level 3 Communications AS855 690 57 633 91.7% CANET-ASN-4 - Bell Aliant Regional Communications, Inc. AS17676 691 74 617 89.3% GIGAINFRA Softbank BB Corp. AS30036 1439 835 604 42.0% MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp AS4780 841 246 595 70.7% SEEDNET Digital United Inc. AS19262 998 405 593 59.4% VZGNI-TRANSIT - Verizon Online LLC AS22561 1016 424 592 58.3% DIGITAL-TELEPORT - Digital Teleport Inc. AS9808 593 22 571 96.3% CMNET-GD Guangdong Mobile Communication Co.Ltd. AS8452 1275 716 559 43.8% TE-AS TE-AS Total 44431 14123 30308 68.2% 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- 14.192.0.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.4.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.8.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.12.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.16.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.20.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.24.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.28.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 27.112.114.0/24 AS23884 PROENNET-AS Proimage Engineering and Communication Co.,Ltd. 46.96.0.0/22 AS31733 46.96.4.0/22 AS31733 46.96.8.0/22 AS31733 46.96.12.0/22 AS31733 46.96.16.0/22 AS31733 46.96.20.0/22 AS31733 46.96.24.0/22 AS31733 46.96.28.0/22 AS31733 46.96.32.0/22 AS31733 46.96.36.0/22 AS31733 46.96.40.0/22 AS31733 46.96.44.0/22 AS31733 46.96.48.0/22 AS31733 46.96.52.0/22 AS31733 46.96.56.0/22 AS31733 46.96.60.0/22 AS31733 46.96.64.0/22 AS31733 46.96.68.0/22 AS31733 46.96.72.0/22 AS31733 46.96.76.0/22 AS31733 46.96.80.0/22 AS31733 46.96.84.0/22 AS31733 46.96.88.0/22 AS31733 46.96.92.0/22 AS31733 46.96.96.0/22 AS31733 46.96.100.0/22 AS31733 46.96.104.0/22 AS31733 46.96.108.0/22 AS31733 46.96.112.0/22 AS31733 46.96.116.0/22 AS31733 46.96.120.0/22 AS31733 46.96.124.0/22 AS31733 46.96.128.0/22 AS31733 46.96.132.0/22 AS31733 46.96.136.0/22 AS31733 46.96.140.0/22 AS31733 46.96.144.0/22 AS31733 46.96.148.0/22 AS31733 46.96.152.0/22 AS31733 46.96.156.0/22 AS31733 46.96.160.0/22 AS31733 46.96.164.0/22 AS31733 46.96.168.0/22 AS31733 46.96.172.0/22 AS31733 46.96.176.0/22 AS31733 46.96.180.0/22 AS31733 46.96.184.0/22 AS31733 46.96.188.0/22 AS31733 46.96.192.0/22 AS31733 46.96.196.0/22 AS31733 46.96.200.0/22 AS31733 46.96.204.0/22 AS31733 46.96.208.0/22 AS31733 46.96.212.0/22 AS31733 46.96.216.0/22 AS31733 46.96.220.0/22 AS31733 46.96.224.0/22 AS31733 46.96.228.0/22 AS31733 46.96.232.0/22 AS31733 46.96.236.0/22 AS31733 46.96.240.0/22 AS31733 46.96.244.0/22 AS31733 46.96.248.0/22 AS31733 46.96.252.0/22 AS31733 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 64.66.32.0/20 AS18864 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 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 66.251.128.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.133.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.134.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.136.0/21 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.140.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.141.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.142.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.143.0/24 AS3356 LEVEL3 Level 3 Communications 69.46.224.0/20 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 69.46.233.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 69.46.236.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 70.34.112.0/20 AS27589 MOJOHOST - MOJOHOST 71.19.134.0/23 AS3313 INET-AS BT Italia S.p.A. 72.44.16.0/20 AS15054 HAMELTRONICS - Hameltronics, LLC 74.91.48.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.49.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.50.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.51.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.52.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.53.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.54.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.55.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.56.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.57.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.58.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.59.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.60.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.61.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.62.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.63.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.115.124.0/23 AS46540 74.115.126.0/24 AS11260 EASTLINK-HSI - EastLink 81.22.64.0/20 AS5511 OPENTRANSIT France Telecom S.A. 82.101.160.0/19 AS5511 OPENTRANSIT France Telecom S.A. 83.223.224.0/22 AS31733 83.223.228.0/22 AS31733 83.223.232.0/22 AS31733 83.223.236.0/22 AS31733 83.223.240.0/22 AS31733 83.223.244.0/22 AS31733 83.223.248.0/22 AS31733 83.223.252.0/22 AS31733 94.250.128.0/22 AS31733 94.250.132.0/22 AS31733 94.250.136.0/22 AS31733 94.250.140.0/22 AS31733 94.250.144.0/22 AS31733 94.250.148.0/22 AS31733 94.250.152.0/22 AS31733 94.250.156.0/22 AS31733 94.250.160.0/22 AS31733 94.250.164.0/22 AS31733 94.250.168.0/22 AS31733 94.250.172.0/22 AS31733 94.250.176.0/22 AS31733 94.250.180.0/22 AS31733 94.250.184.0/22 AS31733 94.250.188.0/22 AS31733 94.250.192.0/22 AS31733 94.250.196.0/22 AS31733 94.250.200.0/22 AS31733 94.250.204.0/22 AS31733 94.250.208.0/22 AS31733 94.250.212.0/22 AS31733 94.250.216.0/22 AS31733 94.250.220.0/22 AS31733 94.250.224.0/22 AS31733 94.250.228.0/22 AS31733 94.250.232.0/22 AS31733 94.250.236.0/22 AS31733 94.250.240.0/22 AS31733 94.250.244.0/22 AS31733 94.250.248.0/22 AS31733 94.250.252.0/22 AS31733 98.159.96.0/20 AS46975 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas S.A. 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 120.136.17.0/24 AS38779 BMG-AS-ID Badan Meteorologi dan Geofisika 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 142.54.0.0/19 AS23498 CDSI - Cogeco Data Services LP 172.14.0.0/24 AS57871 ASTELECENTR TeleCentr Ltd. 172.15.0.0/24 AS57871 ASTELECENTR TeleCentr Ltd. 172.45.1.0/24 AS3356 LEVEL3 Level 3 Communications 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 172.116.0.0/24 AS7018 ATT-INTERNET4 - AT&T Services, Inc. 172.223.60.0/22 AS6910 DIALTELECOMRO Dial Telecom S.R.L. 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.6.49.0/24 AS23148 TERREMARK Terremark 200.24.73.0/24 AS26061 Equant Colombia 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 200.58.248.0/21 AS27849 200.75.184.0/21 AS14754 Telgua 200.106.128.0/20 AS3257 TINET-BACKBONE Tinet SpA 200.115.112.0/20 AS3257 TINET-BACKBONE Tinet SpA 202.1.224.0/24 AS10097 FLOWCOM Flow Communications 2/541 Kent St Sydney NSW 2000 202.8.106.0/24 AS9530 SHINSEGAE-AS SHINSEGAE I&C Co., Ltd. 202.58.113.0/24 AS19161 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 202.140.128.0/19 AS9583 SIFY-AS-IN Sify Limited 202.160.152.0/22 AS10113 EFTEL-AS-AP Eftel Limited. 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 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 204.14.0.0/21 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 204.14.0.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 204.14.2.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 204.14.3.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 205.175.214.0/24 AS5583 ORANGE-BUSINESS-SERVICES-BENELUX France Telecom S.A. 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 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC 208.91.56.0/21 AS22241 IC2NET - IC2NET 208.91.56.0/24 AS22241 IC2NET - IC2NET 208.91.57.0/24 AS22241 IC2NET - IC2NET 208.91.58.0/24 AS22241 IC2NET - IC2NET 208.91.59.0/24 AS22241 IC2NET - IC2NET 208.91.60.0/24 AS22241 IC2NET - IC2NET 208.91.61.0/24 AS22241 IC2NET - IC2NET 208.91.62.0/24 AS22241 IC2NET - IC2NET 208.91.63.0/24 AS22241 IC2NET - IC2NET 208.93.144.0/21 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 208.93.151.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 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 213.150.202.0/24 AS8513 SKYVISION SkyVision Global Networks Ltd 213.150.204.0/24 AS29338 AFOL-AS Used by Africaonline Operations 216.12.160.0/20 AS26627 AS-PILOSOFT - Pilosoft, Inc. 216.21.160.0/20 AS27876 American Data Networks 216.194.160.0/20 AS27876 American Data Networks Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog at nanog.org eof-list at ripe.net apops at apops.net routing-wg at ripe.net afnog at afnog.org