[apops] The Cidr Report

  • To: cidr-report at potaroo dot net
  • Subject: [apops] The Cidr Report
  • From: cidr-report at potaroo dot net
  • Date: Fri, 11 May 2012 22:00:00 GMT
  • Cc: apops at apops dot net, afnog at afnog dot org, nanog at nanog dot org, eof-list at ripe dot net, routing-wg at ripe dot net
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    • 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
              04-05-12    410788      239947
              05-05-12    410006      239925
              06-05-12    409830      239992
              07-05-12    409942      240125
              08-05-12    409732      239935
              09-05-12    409471      240204
              10-05-12    409530      240855
              11-05-12    410225      240957
      
      
      AS Summary
               41077  Number of ASes in routing system
               17163  Number of ASes announcing only one prefix
                3417  Largest number of prefixes announced by an AS
                      AS7029 : WINDSTREAM - Windstream Communications Inc
            112440288  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').
      
       --- 11May12 ---
      ASnum    NetsNow NetsAggr  NetGain   % Gain   Description
      
      Table     410703   240981   169722    41.3%   All ASes
      
      AS6389      3415      196     3219    94.3%   BELLSOUTH-NET-BLK -
                                                     BellSouth.net Inc.
      AS7029      3417     1803     1614    47.2%   WINDSTREAM - Windstream
                                                     Communications Inc
      AS4766      2540     1060     1480    58.3%   KIXS-AS-KR Korea Telecom
      AS22773     1597      129     1468    91.9%   ASN-CXA-ALL-CCI-22773-RDC -
                                                     Cox Communications Inc.
      AS18566     2093      705     1388    66.3%   COVAD - Covad Communications
                                                     Co.
      AS28573     1849      517     1332    72.0%   NET Servicos de Comunicao S.A.
      AS4323      1607      385     1222    76.0%   TWTC - tw telecom holdings,
                                                     inc.
      AS1785      1903      800     1103    58.0%   AS-PAETEC-NET - PaeTec
                                                     Communications, Inc.
      AS10620     1869      784     1085    58.1%   Telmex Colombia S.A.
      AS4755      1593      548     1045    65.6%   TATACOMM-AS TATA
                                                     Communications formerly VSNL
                                                     is Leading ISP
      AS7552      1164      233      931    80.0%   VIETEL-AS-AP Vietel
                                                     Corporation
      AS7303      1371      442      929    67.8%   Telecom Argentina S.A.
      AS26615      903       33      870    96.3%   Tim Celular S.A.
      AS8151      1480      668      812    54.9%   Uninet S.A. de C.V.
      AS18101      947      158      789    83.3%   RELIANCE-COMMUNICATIONS-IN
                                                     Reliance Communications
                                                     Ltd.DAKC MUMBAI
      AS17908      826       60      766    92.7%   TCISL Tata Communications
      AS4808      1104      347      757    68.6%   CHINA169-BJ CNCGROUP IP
                                                     network China169 Beijing
                                                     Province Network
      AS17974     1869     1139      730    39.1%   TELKOMNET-AS2-AP PT
                                                     Telekomunikasi Indonesia
      AS9394       836      155      681    81.5%   CRNET CHINA RAILWAY
                                                     Internet(CRNET)
      AS13977      765      121      644    84.2%   CTELCO - FAIRPOINT
                                                     COMMUNICATIONS, INC.
      AS3356      1098      461      637    58.0%   LEVEL3 Level 3 Communications
      AS30036     1407      783      624    44.3%   MEDIACOM-ENTERPRISE-BUSINESS -
                                                     Mediacom Communications Corp
      AS17676      691       75      616    89.1%   GIGAINFRA Softbank BB Corp.
      AS24560     1027      427      600    58.4%   AIRTELBROADBAND-AS-AP Bharti
                                                     Airtel Ltd., Telemedia
                                                     Services
      AS22561     1017      418      599    58.9%   DIGITAL-TELEPORT - Digital
                                                     Teleport Inc.
      AS19262      998      402      596    59.7%   VZGNI-TRANSIT - Verizon Online
                                                     LLC
      AS4780       829      256      573    69.1%   SEEDNET Digital United Inc.
      AS3549      1009      444      565    56.0%   GBLX Global Crossing Ltd.
      AS22047      582       31      551    94.7%   VTR BANDA ANCHA S.A.
      AS8452      1307      765      542    41.5%   TE-AS TE-AS
      
      Total      43113    14345    28768    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.
              41.222.79.0/24       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
              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
              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
              98.159.96.0/20       AS46975 
              110.34.44.0/22       AS12653 COMTONET KB Impuls Hellas S.A.
              114.134.16.0/20      AS56310 
              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
              172.45.1.0/24        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.
              200.1.112.0/24       AS29754 GO2TEL GO2TEL.COM INC.
              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
              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.
              202.83.120.0/21      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 
              203.160.160.0/19     AS18233 
              205.175.214.0/24     AS5583  ORANGE-BUSINESS-SERVICES-BENELUX France Telecom S.A.
              206.123.129.0/24     AS10790 INREACH-AS - InReach Internet
              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
              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
              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 dot org
        eof-list at ripe dot net
        apops at apops dot net
        routing-wg at ripe dot net
        afnog at afnog dot org