This report has been generated at Fri Jun 8 21:12:37 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 01-06-12 415005 242289 02-06-12 415008 242419 03-06-12 415143 242530 04-06-12 414957 242433 05-06-12 415378 242704 06-06-12 415605 242487 07-06-12 415516 242302 08-06-12 415656 242304 AS Summary 41397 Number of ASes in routing system 17290 Number of ASes announcing only one prefix 3409 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 113033952 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'). --- 08Jun12 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 415813 242299 173514 41.7% All ASes AS6389 3409 195 3214 94.3% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS22773 1644 135 1509 91.8% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS7029 3291 1783 1508 45.8% WINDSTREAM - Windstream Communications Inc AS4766 2645 1184 1461 55.2% KIXS-AS-KR Korea Telecom AS18566 2091 706 1385 66.2% COVAD - Covad Communications Co. AS28573 1923 555 1368 71.1% NET Servicos de Comunicao S.A. AS2118 1226 14 1212 98.9% RELCOM-AS OOO "NPO Relcom" AS4323 1575 387 1188 75.4% TWTC - tw telecom holdings, inc. AS10620 1932 764 1168 60.5% Telmex Colombia S.A. AS1785 1918 809 1109 57.8% AS-PAETEC-NET - PaeTec Communications, Inc. AS4755 1590 538 1052 66.2% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS7303 1437 450 987 68.7% Telecom Argentina S.A. AS7552 1173 214 959 81.8% VIETEL-AS-AP Vietel Corporation AS26615 902 32 870 96.5% Tim Celular S.A. AS8151 1500 686 814 54.3% Uninet S.A. de C.V. AS18101 949 159 790 83.2% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS17974 1928 1160 768 39.8% TELKOMNET-AS2-AP PT Telekomunikasi Indonesia AS4808 1103 346 757 68.6% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS9394 846 160 686 81.1% CRNET CHINA RAILWAY Internet(CRNET) AS13977 808 125 683 84.5% CTELCO - FAIRPOINT COMMUNICATIONS, INC. AS3356 1104 467 637 57.7% LEVEL3 Level 3 Communications AS17676 691 74 617 89.3% GIGAINFRA Softbank BB Corp. AS30036 1426 819 607 42.6% MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp AS19262 997 398 599 60.1% VZGNI-TRANSIT - Verizon Online LLC AS22561 1012 417 595 58.8% DIGITAL-TELEPORT - Digital Teleport Inc. AS8452 1375 784 591 43.0% TE-AS TE-AS AS4780 842 271 571 67.8% SEEDNET Digital United Inc. AS24560 1029 459 570 55.4% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS3549 997 440 557 55.9% GBLX Global Crossing Ltd. AS22047 583 31 552 94.7% VTR BANDA ANCHA S.A. Total 43946 14562 29384 66.9% 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. 41.188.64.0/18 AS29544 MAURITEL-AS Mauritanian Telecommunication Company 41.188.96.0/21 AS8346 SONATEL-AS Autonomous System 41.188.104.0/21 AS8346 SONATEL-AS Autonomous System 41.188.112.0/21 AS8346 SONATEL-AS Autonomous System 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 64.18.128.0/19 AS14037 64.18.128.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 64.18.143.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 64.18.159.0/24 AS14037 64.66.32.0/20 AS18864 66.171.32.0/20 AS705 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 66.172.64.0/19 AS6408 PRADO - Prado Internet Access INc. 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 EOS - 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. 98.159.96.0/20 AS46975 100.100.0.0/16 AS9198 KAZTELECOM-AS JSC Kazakhtelecom 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 172.12.224.0/20 AS26285 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) 172.223.60.0/22 AS6910 DIALTELECOMRO Dial Telecom S.R.L. 190.114.160.0/23 AS22927 Telefonica de Argentina 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 202.122.134.0/24 AS38615 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 204.8.216.0/21 AS14037 204.8.216.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 204.8.218.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 204.8.220.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 204.8.222.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 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 209.250.224.0/19 AS14037 209.250.227.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.228.0/23 AS14037 209.250.230.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.232.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.235.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.237.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.238.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.241.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.242.0/24 AS14037 209.250.245.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.247.0/24 AS14037 209.250.248.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.250.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.251.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.254.0/24 AS39323 209.250.255.0/24 AS46496 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@nanog.org eof-list@ripe.net apops@apops.net routing-wg@ripe.net afnog@afnog.org