The Cidr Report
cidr-report at potaroo.net cidr-report at potaroo.net
Sat Apr 13 00:00:00 CEST 2013
This report has been generated at Fri Apr 12 21:13:18 2013 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 05-04-13 451091 259574 06-04-13 451411 259542 07-04-13 451419 259733 08-04-13 451504 259558 09-04-13 451113 259685 10-04-13 451462 259694 11-04-13 451345 259947 12-04-13 452468 259746 AS Summary 43924 Number of ASes in routing system 18224 Number of ASes announcing only one prefix 3037 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 116992736 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'). --- 12Apr13 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 452668 259832 192836 42.6% All ASes AS6389 3037 91 2946 97.0% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4766 2957 939 2018 68.2% KIXS-AS-KR Korea Telecom AS17974 2510 569 1941 77.3% TELKOMNET-AS2-AP PT Telekomunikasi Indonesia AS28573 2602 759 1843 70.8% NET Serviços de Comunicação S.A. AS22773 2013 174 1839 91.4% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS18566 2068 473 1595 77.1% COVAD - Covad Communications Co. AS2118 1430 49 1381 96.6% RELCOM-AS OOO "NPO Relcom" AS7303 1674 448 1226 73.2% Telecom Argentina S.A. AS4323 1611 401 1210 75.1% TWTC - tw telecom holdings, inc. AS10620 2361 1244 1117 47.3% Telmex Colombia S.A. AS4755 1734 638 1096 63.2% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS14754 1131 107 1024 90.5% Telgua AS7029 2174 1243 931 42.8% WINDSTREAM - Windstream Communications Inc AS7552 1171 241 930 79.4% VIETEL-AS-AP Vietel Corporation AS18881 850 20 830 97.6% Global Village Telecom AS18101 1001 180 821 82.0% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS1785 1974 1209 765 38.8% AS-PAETEC-NET - PaeTec Communications, Inc. AS4808 1121 361 760 67.8% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS36998 1137 382 755 66.4% SDN-MOBITEL AS13977 837 129 708 84.6% CTELCO - FAIRPOINT COMMUNICATIONS, INC. AS855 724 50 674 93.1% CANET-ASN-4 - Bell Aliant Regional Communications, Inc. AS8151 1237 579 658 53.2% Uninet S.A. de C.V. AS6983 1133 481 652 57.5% ITCDELTA - ITC^Deltacom AS22561 1085 453 632 58.2% DIGITAL-TELEPORT - Digital Teleport Inc. AS17676 734 108 626 85.3% GIGAINFRA Softbank BB Corp. AS3549 1050 443 607 57.8% GBLX Global Crossing Ltd. AS17908 793 198 595 75.0% TCISL Tata Communications AS3356 1089 495 594 54.5% LEVEL3 Level 3 Communications AS19262 991 403 588 59.3% VZGNI-TRANSIT - Verizon Online LLC AS24560 1066 478 588 55.2% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services Total 45295 13345 31950 70.5% 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- 41.222.80.0/21 AS37110 moztel-as 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 64.185.224.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.225.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.226.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.227.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.228.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.229.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.230.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.231.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.232.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.233.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.234.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.235.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.236.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.237.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.238.0/24 AS27431 JTLNET - JTL Networks Inc. 64.185.239.0/24 AS27431 JTLNET - JTL Networks Inc. 64.187.208.0/24 AS174 COGENT Cogent/PSI 65.111.1.0/24 AS32258 SDNGLOBAL - SDN Global 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 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 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 71.19.134.0/23 AS3313 INET-AS BT Italia S.p.A. 72.35.224.0/22 AS30097 NUWAVE - NuWave 72.35.229.0/24 AS30188 TELEVERGENCE - Televergence Solutions Inc. 72.35.232.0/21 AS30097 NUWAVE - NuWave 72.44.16.0/20 AS15054 NORTHEAST-TEXAS-BROADBAND-LLC - Northeast Texas Broadband, 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 NARSASN - National Asset Recovery Services, Inc 81.22.64.0/20 AS5511 OPENTRANSIT France Telecom S.A. 82.101.160.0/19 AS5511 OPENTRANSIT France Telecom S.A. 100.100.0.0/24 AS4847 CNIX-AP China Networks Inter-Exchange 102.2.88.0/22 AS38456 PACTEL-AS-AP Pacific Teleports. 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 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 142.54.0.0/19 AS23498 CDSI - Cogeco Data Services LP 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 172.116.0.0/24 AS7018 ATT-INTERNET4 - AT&T Services, Inc. 190.3.160.0/21 AS27975 SYNAPSIS COLOMBIA LTDA 190.52.192.0/24 AS27919 190.52.193.0/24 AS27919 190.52.194.0/24 AS27919 190.52.195.0/24 AS27919 190.52.196.0/24 AS3549 GBLX Global Crossing Ltd. 190.52.197.0/24 AS27919 190.52.198.0/24 AS27919 190.52.199.0/24 AS3549 GBLX Global Crossing Ltd. 190.52.200.0/24 AS27947 Telconet S.A 190.52.201.0/24 AS27947 Telconet S.A 190.52.202.0/24 AS3549 GBLX Global Crossing Ltd. 190.52.203.0/24 AS3549 GBLX Global Crossing Ltd. 190.52.205.0/24 AS3549 GBLX Global Crossing Ltd. 190.52.206.0/24 AS3549 GBLX Global Crossing Ltd. 190.52.207.0/24 AS3549 GBLX Global Crossing Ltd. 190.111.96.0/20 AS27589 MOJOHOST - MOJOHOST 190.111.128.0/20 AS27589 MOJOHOST - MOJOHOST 190.111.144.0/20 AS27589 MOJOHOST - MOJOHOST 190.111.160.0/20 AS27589 MOJOHOST - MOJOHOST 190.111.176.0/20 AS27589 MOJOHOST - MOJOHOST 190.115.64.0/20 AS27589 MOJOHOST - MOJOHOST 190.115.80.0/20 AS27589 MOJOHOST - MOJOHOST 190.124.252.0/22 AS7303 Telecom Argentina S.A. 191.255.0.0/16 AS6983 ITCDELTA - ITC^Deltacom 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.53.0.0/19 AS13878 UOL DIVEO S.A. 200.58.248.0/21 AS27849 200.107.248.0/24 AS27919 200.107.249.0/24 AS27919 200.107.250.0/24 AS27919 200.107.251.0/24 AS27919 200.107.252.0/24 AS28006 CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP 201.71.16.0/20 AS28638 201.77.96.0/20 AS28639 201.222.32.0/20 AS27821 202.8.106.0/24 AS9530 SHINSEGAE-AS SHINSEGAE I&C Co., Ltd. 202.58.113.0/24 AS19161 202.65.96.0/20 AS2706 PI-HK Pacnet Internet (Hong Kong) Limited 202.73.240.0/20 AS2706 PI-HK Pacnet Internet (Hong Kong) 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 202.174.125.0/24 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 203.142.219.0/24 AS45149 204.9.116.0/22 AS30097 NUWAVE - NuWave 204.10.88.0/21 AS3356 LEVEL3 Level 3 Communications 204.10.92.0/23 AS30097 NUWAVE - NuWave 204.10.94.0/23 AS30097 NUWAVE - NuWave 204.10.112.0/21 AS27027 ANBELL ASN-ANBELL 204.11.112.0/22 AS14745 INTERNAP-BLOCK-4 - Internap Network Services Corporation 205.211.160.0/24 AS30045 UHN-ASN - University Health Network 206.81.112.0/20 AS32618 ADKNO-KC - Adknowledge, Inc. 206.197.184.0/24 AS23304 DATOTEL-STL-AS - Datotel LLC, a NetLabs LLC Company 206.221.176.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.177.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.178.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.179.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.180.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.181.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.182.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.183.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.184.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.185.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.186.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.187.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.188.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.189.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.190.0/24 AS27431 JTLNET - JTL Networks Inc. 206.221.191.0/24 AS27431 JTLNET - JTL Networks Inc. 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. 207.254.128.0/21 AS30689 FLOW-NET - FLOW 207.254.128.0/24 AS30689 FLOW-NET - FLOW 207.254.136.0/21 AS30689 FLOW-NET - FLOW 208.77.164.0/24 AS22659 208.77.165.0/24 AS22659 208.77.166.0/24 AS22659 208.77.167.0/24 AS22659 208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC 208.85.212.0/22 AS32618 ADKNO-KC - Adknowledge, Inc. 208.89.32.0/24 AS27431 JTLNET - JTL Networks Inc. 208.89.33.0/24 AS27431 JTLNET - JTL Networks Inc. 208.89.34.0/24 AS27431 JTLNET - JTL Networks Inc. 208.89.35.0/24 AS27431 JTLNET - JTL Networks Inc. 208.91.72.0/24 AS21681 ANDOVER-TRADING - ANDOVER TRADING 208.91.73.0/24 AS17361 BRASS - Sungard Trading System (ASC) 208.91.76.0/23 AS21681 ANDOVER-TRADING - ANDOVER TRADING 209.148.64.0/19 AS13773 TELNETCOMM - Telnet Communications 209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network 209.212.63.0/24 AS16467 ASN-NEXTWEB-R1 - Nextweb, Inc 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 209.234.112.0/23 AS32252 209.234.114.0/23 AS32252 209.234.116.0/24 AS32252 209.234.117.0/24 AS32252 209.234.118.0/24 AS32252 209.234.119.0/24 AS32252 209.234.120.0/24 AS32252 209.234.121.0/24 AS32252 209.234.122.0/24 AS32252 213.150.204.0/24 AS29338 AFOL-AS Used by Africaonline Operations 216.12.163.0/24 AS26627 AS-PILOSOFT - Pilosoft, Inc. 216.146.0.0/19 AS11915 TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC 216.152.24.0/22 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.234.128.0/22 AS14545 ADR-DRIVING-RECORDS - AMERICAN DRIVING RECORDS, INC. 216.234.132.0/24 AS14545 ADR-DRIVING-RECORDS - AMERICAN DRIVING RECORDS, INC. 216.234.139.0/24 AS14545 ADR-DRIVING-RECORDS - AMERICAN DRIVING RECORDS, INC. 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