This report has been generated at Fri Aug 23 21:13:28 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 16-08-13 475291 269969 17-08-13 474905 269949 18-08-13 474745 269992 19-08-13 474719 270214 20-08-13 475043 270108 21-08-13 475543 269812 22-08-13 474747 269663 23-08-13 475628 270260 AS Summary 44954 Number of ASes in routing system 18509 Number of ASes announcing only one prefix 4230 Largest number of prefixes announced by an AS AS7029 : WINDSTREAM - Windstream Communications Inc 117780704 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'). --- 23Aug13 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 476252 270281 205971 43.2% All ASes AS6389 2976 65 2911 97.8% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS17974 2661 104 2557 96.1% TELKOMNET-AS2-AP PT Telekomunikasi Indonesia AS28573 3164 722 2442 77.2% NET Serviços de Comunicação S.A. AS7029 4230 2070 2160 51.1% WINDSTREAM - Windstream Communications Inc AS4766 2922 936 1986 68.0% KIXS-AS-KR Korea Telecom AS22773 2040 263 1777 87.1% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS18566 2065 468 1597 77.3% COVAD - Covad Communications Co. AS10620 2673 1077 1596 59.7% Telmex Colombia S.A. AS4323 2988 1540 1448 48.5% TWTC - tw telecom holdings, inc. AS36998 1862 433 1429 76.7% SDN-MOBITEL AS18881 1454 70 1384 95.2% Global Village Telecom AS7303 1732 454 1278 73.8% Telecom Argentina S.A. AS4755 1759 583 1176 66.9% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS7552 1161 133 1028 88.5% VIETEL-AS-AP Vietel Corporation AS22561 1217 226 991 81.4% DIGITAL-TELEPORT - Digital Teleport Inc. AS2118 962 88 874 90.9% RELCOM-AS OOO "NPO Relcom" AS1785 2006 1157 849 42.3% AS-PAETEC-NET - PaeTec Communications, Inc. AS11830 946 117 829 87.6% Instituto Costarricense de Electricidad y Telecom. AS18101 983 178 805 81.9% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS4808 1152 395 757 65.7% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS7545 2066 1337 729 35.3% TPG-INTERNET-AP TPG Telecom Limited AS701 1523 802 721 47.3% UUNET - MCI Communications Services, Inc. d/b/a Verizon Business AS13977 850 135 715 84.1% CTELCO - FAIRPOINT COMMUNICATIONS, INC. AS15003 847 157 690 81.5% NOBIS-TECH - Nobis Technology Group, LLC AS6147 739 51 688 93.1% Telefonica del Peru S.A.A. AS8151 1285 601 684 53.2% Uninet S.A. de C.V. AS855 736 55 681 92.5% CANET-ASN-4 - Bell Aliant Regional Communications, Inc. AS6983 1151 483 668 58.0% ITCDELTA - ITC^Deltacom AS24560 1089 428 661 60.7% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS31148 979 339 640 65.4% FREENET-AS Freenet Ltd. Total 52218 15467 36751 70.4% Top 30 total Possible Bogus Routes 27.54.116.0/22 AS55452 27.54.116.0/24 AS55452 27.54.119.0/24 AS55452 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.182.96.0/23 AS15830 TELECITY-LON TELECITYGROUP INTERNATIONAL LIMITED 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. 65.75.216.0/23 AS10494 AAI - Accurate Automation, Inc. 65.75.217.0/24 AS10494 AAI - Accurate Automation, Inc. 65.111.1.0/24 AS32258 SDNGLOBAL - SDN Global 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.205.224.0/19 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 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. 72.19.0.0/19 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 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 74.115.124.0/23 AS46540 NARSASN - National Asset Recovery Services, Inc 80.68.144.0/20 AS33982 82.103.0.0/18 AS30901 91.197.36.0/22 AS43359 91.199.90.0/24 AS44330 91.205.188.0/22 AS47983 91.207.200.0/23 AS48523 91.209.93.0/24 AS48523 91.209.163.0/24 AS48445 91.212.54.0/24 AS21409 IKOULA Ikoula Net SAS 93.190.8.0/24 AS47254 93.190.9.0/24 AS47254 93.190.10.0/24 AS47254 96.45.48.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.49.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.50.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.51.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.52.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.53.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.54.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.55.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.56.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.57.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.58.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.59.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.60.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.61.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.62.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 96.45.63.0/24 AS33475 RSN-1 - RockSolid Network, Inc. 100.100.0.0/24 AS4847 CNIX-AP China Networks Inter-Exchange 102.2.88.0/22 AS38456 PACTEL-AS-AP Pacific Teleports. 103.224.163.0/24 AS13251 ASIAN-AS-AP Asian Broadcasting Network (M) Sdn Bhd 103.224.188.0/23 AS13251 ASIAN-AS-AP Asian Broadcasting Network (M) Sdn Bhd 109.71.156.0/23 AS21246 IPKO-AS Ipko Telecommunications LLC 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 164.40.184.0/24 AS19821 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 172.111.111.0/24 AS8039 CCC-ASN-1 - Cinergy Communications 172.116.0.0/24 AS7018 ATT-INTERNET4 - AT&T Services, Inc. 174.138.144.0/20 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 185.33.228.0/22 AS28870 PLUSINFO-AS PlusInfo Ltd 190.3.160.0/21 AS27975 SYNAPSIS COLOMBIA LTDA 190.15.72.0/21 AS15146 CABLEBAHAMAS - Cable Bahamas 190.124.252.0/22 AS7303 Telecom Argentina S.A. 193.33.66.0/23 AS39874 193.33.112.0/23 AS8586 OBSL-AS TalkTalk Communications Limited 193.34.108.0/22 AS41984 193.109.15.0/24 AS12690 MKSNET-AS MKS Autonomous System 193.109.224.0/24 AS47427 193.111.125.0/24 AS44581 SE-ALLTELE AllTele Allmanna Svenska Telefonaktiebolaget 193.111.155.0/24 AS44581 SE-ALLTELE AllTele Allmanna Svenska Telefonaktiebolaget 193.164.152.0/24 AS3356 LEVEL3 Level 3 Communications 194.50.82.0/24 AS16276 OVH OVH Systems 194.79.48.0/22 AS39117 194.113.27.0/24 AS12518 SHLINK SHLINK Internet Service 194.117.250.0/23 AS41412 MIVITEC-AS MIVITEC GmbH 194.126.219.0/24 AS34545 194.169.237.0/24 AS12968 CDP Netia SA 195.28.7.0/24 AS8717 SPECTRUMNET MOBILTEL EAD 195.216.234.0/24 AS31309 NMV-AS New Media Ventures BVBA 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.58.248.0/21 AS27849 201.71.16.0/20 AS28638 EMTEC EMPRESA DE TECNOLOGIA EMPREENDIMENTOS DE COM 201.77.96.0/20 AS28639 Daniela Ropke da Rosa 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 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 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 203.191.48.0/20 AS24175 VINAREN-AS-AP VietNam Research and Education Network 203.191.56.0/21 AS38042 INCOMNET-MONGOLIA-AS-AP Incomnet LLC, Mongolia, VSAT and Wireless service 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 204.15.208.0/22 AS13706 COMPLETEWEBNET - CompleteWeb.Net LLC 204.187.11.0/24 AS51113 ELEKTA-AS Elekta 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 208.68.244.0/22 AS17140 208.68.244.0/23 AS17140 208.68.246.0/23 AS17140 208.76.20.0/24 AS31812 208.76.21.0/24 AS31812 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 208.85.116.0/23 AS25956 ALPHEUS - Alpheus Data Services, L.L.C. 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. 208.90.64.0/22 AS16415 PRCNET-DOM - Precision Response Corporation 208.91.72.0/24 AS17361 BRASS - Sungard Trading System (ASC) 208.91.73.0/24 AS17361 BRASS - Sungard Trading System (ASC) 208.91.76.0/23 AS21681 ANDOVER-TRADING - ANDOVER TRADING 209.160.81.0/24 AS36184 209.160.83.0/24 AS36184 209.160.84.0/24 AS36184 209.160.86.0/24 AS36184 209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network 209.209.51.0/24 AS18687 MPOWER-2 - MPOWER COMMUNICATIONS CORP. 209.209.64.0/20 AS46851 IPARADIGMS - iParadigms, LLC 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. 216.127.192.0/24 AS22166 216.127.193.0/24 AS22166 216.127.194.0/24 AS22166 216.127.195.0/24 AS22166 216.127.196.0/24 AS22166 216.127.196.64/26 AS22166 216.127.197.0/24 AS22166 216.127.198.0/24 AS22166 216.127.199.0/24 AS22166 216.127.200.0/24 AS22166 216.127.201.0/24 AS22166 216.127.202.0/24 AS22166 216.127.203.0/24 AS22166 216.127.204.0/24 AS22166 216.127.205.0/24 AS22166 216.127.206.0/24 AS22166 216.127.207.0/24 AS22166 216.127.208.0/24 AS22166 216.127.209.0/24 AS22166 216.127.210.0/24 AS22166 216.127.211.0/24 AS22166 216.127.212.0/24 AS22166 216.127.213.0/24 AS22166 216.127.214.0/24 AS22166 216.127.215.0/24 AS22166 216.127.216.0/24 AS22166 216.127.217.0/24 AS22166 216.127.218.0/24 AS22166 216.127.219.0/24 AS22166 216.127.220.0/24 AS22166 216.127.221.0/24 AS22166 216.127.222.0/24 AS22166 216.146.0.0/19 AS11915 TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC 216.151.192.0/21 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 216.151.200.0/21 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 216.152.24.0/22 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.170.96.0/24 AS4565 MEGAPATH2-US - MegaPath Networks Inc. 216.170.101.0/24 AS4565 MEGAPATH2-US - MegaPath Networks Inc. 216.170.104.0/24 AS4565 MEGAPATH2-US - MegaPath Networks Inc. 216.170.105.0/24 AS4565 MEGAPATH2-US - MegaPath Networks 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@nanog.org eof-l...@ripe.net ap...@apops.net routing...@ripe.net af...@afnog.org
