The Cidr Report

15 Jun 2012

      This report has been generated at Fri Jun 15 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
        08-06-12    415656      241841
        09-06-12    415380      242374
        10-06-12    415742      242529
        11-06-12    415914      242557
        12-06-12    415866      242541
        13-06-12    415698      242541
        14-06-12    416188      242464
        15-06-12    416421      242486

AS Summary
         41430  Number of ASes in routing system
         17294  Number of ASes announcing only one prefix
          3405  Largest number of prefixes announced by an AS
                AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc.
      113099232  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').

 --- 15Jun12 ---
ASnum    NetsNow NetsAggr  NetGain   % Gain   Description

Table     416640   242484   174156    41.8%   All ASes

AS6389      3405      194     3211    94.3%   BELLSOUTH-NET-BLK -
                                               BellSouth.net Inc.
AS7029      3339     1781     1558    46.7%   WINDSTREAM - Windstream
                                               Communications Inc
AS22773     1649      137     1512    91.7%   ASN-CXA-ALL-CCI-22773-RDC -
                                               Cox Communications Inc.
AS4766      2688     1256     1432    53.3%   KIXS-AS-KR Korea Telecom
AS18566     2091      706     1385    66.2%   COVAD - Covad Communications
                                               Co.
AS28573     1876      557     1319    70.3%   NET Servicos de Comunicao S.A.
AS2118      1239       14     1225    98.9%   RELCOM-AS OOO "NPO Relcom"
AS10620     1967      744     1223    62.2%   Telmex Colombia S.A.
AS4323      1575      387     1188    75.4%   TWTC - tw telecom holdings,
                                               inc.
AS1785      1919      811     1108    57.7%   AS-PAETEC-NET - PaeTec
                                               Communications, Inc.
AS4755      1592      539     1053    66.1%   TATACOMM-AS TATA
                                               Communications formerly VSNL
                                               is Leading ISP
AS7303      1440      459      981    68.1%   Telecom Argentina S.A.
AS7552      1093      214      879    80.4%   VIETEL-AS-AP Vietel
                                               Corporation
AS26615      899       35      864    96.1%   Tim Celular S.A.
AS8151      1492      672      820    55.0%   Uninet S.A. de C.V.
AS17974     1929     1162      767    39.8%   TELKOMNET-AS2-AP PT
                                               Telekomunikasi Indonesia
AS4808      1103      346      757    68.6%   CHINA169-BJ CNCGROUP IP
                                               network China169 Beijing
                                               Province Network
AS18101      947      208      739    78.0%   RELIANCE-COMMUNICATIONS-IN
                                               Reliance Communications
                                               Ltd.DAKC MUMBAI
AS13977      840      124      716    85.2%   CTELCO - FAIRPOINT
                                               COMMUNICATIONS, INC.
AS9394       848      160      688    81.1%   CRNET CHINA RAILWAY
                                               Internet(CRNET)
AS3356      1101      467      634    57.6%   LEVEL3 Level 3 Communications
AS17676      691       74      617    89.3%   GIGAINFRA Softbank BB Corp.
AS30036     1433      817      616    43.0%   MEDIACOM-ENTERPRISE-BUSINESS -
                                               Mediacom Communications Corp
AS4780       842      246      596    70.8%   SEEDNET Digital United Inc.
AS19262      998      405      593    59.4%   VZGNI-TRANSIT - Verizon Online
                                               LLC
AS22561     1015      426      589    58.0%   DIGITAL-TELEPORT - Digital
                                               Teleport Inc.
AS3549       997      439      558    56.0%   GBLX Global Crossing Ltd.
AS22047      583       31      552    94.7%   VTR BANDA ANCHA S.A.
AS24560     1031      483      548    53.2%   AIRTELBROADBAND-AS-AP Bharti
                                               Airtel Ltd., Telemedia
                                               Services
AS8452      1255      736      519    41.4%   TE-AS TE-AS

Total      43877    14630    29247    66.7%   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
        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.
        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)
        172.223.60.0/22      AS6910  DIALTELECOMRO Dial Telecom S.R.L.
        176.119.232.0/21     AS43050 CHOKOLOVKA-AS Ivankov Daniil Eliseevich
        188.164.0.0/22       AS31733 
        188.164.4.0/22       AS31733 
        188.164.8.0/22       AS31733 
        188.164.12.0/22      AS31733 
        188.164.16.0/22      AS31733 
        188.164.20.0/22      AS31733 
        188.164.24.0/22      AS31733 
        188.164.28.0/22      AS31733 
        188.164.32.0/22      AS31733 
        188.164.36.0/22      AS31733 
        188.164.40.0/22      AS31733 
        188.164.44.0/22      AS31733 
        188.164.48.0/22      AS31733 
        188.164.52.0/22      AS31733 
        188.164.56.0/22      AS31733 
        188.164.60.0/22      AS31733 
        188.164.64.0/22      AS31733 
        188.164.68.0/22      AS31733 
        188.164.72.0/22      AS31733 
        188.164.76.0/22      AS31733 
        188.164.80.0/22      AS31733 
        188.164.84.0/22      AS31733 
        188.164.88.0/22      AS31733 
        188.164.92.0/22      AS31733 
        188.164.96.0/22      AS31733 
        188.164.100.0/22     AS31733 
        188.164.104.0/22     AS31733 
        188.164.108.0/22     AS31733 
        188.164.112.0/22     AS31733 
        188.164.116.0/22     AS31733 
        188.164.120.0/22     AS31733 
        188.164.124.0/22     AS31733 
        188.164.128.0/22     AS31733 
        188.164.132.0/22     AS31733 
        188.164.136.0/22     AS31733 
        188.164.140.0/22     AS31733 
        188.164.144.0/22     AS31733 
        188.164.148.0/22     AS31733 
        188.164.152.0/22     AS31733 
        188.164.156.0/22     AS31733 
        188.164.160.0/22     AS31733 
        188.164.164.0/22     AS31733 
        188.164.168.0/22     AS31733 
        188.164.172.0/22     AS31733 
        188.164.176.0/22     AS31733 
        188.164.180.0/22     AS31733 
        188.164.184.0/22     AS31733 
        188.164.188.0/22     AS31733 
        188.164.192.0/22     AS31733 
        188.164.196.0/22     AS31733 
        188.164.200.0/22     AS31733 
        188.164.204.0/22     AS31733 
        188.164.208.0/22     AS31733 
        188.164.212.0/22     AS31733 
        188.164.216.0/22     AS31733 
        188.164.220.0/22     AS31733 
        188.164.224.0/22     AS31733 
        188.164.228.0/22     AS31733 
        188.164.232.0/22     AS31733 
        188.164.236.0/22     AS31733 
        188.164.240.0/22     AS31733 
        188.164.244.0/22     AS31733 
        188.164.248.0/22     AS31733 
        188.164.252.0/22     AS31733 
        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 
        204.14.0.0/21        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@nanog.org
  eof-list@ripe.net
  apops@apops.net
  routing-wg@ripe.net
  afnog@afnog.org

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