[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, 28 Oct 2011 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
              21-10-11    384022      223846
              22-10-11    382807      223804
              23-10-11    382848      223957
              24-10-11    382901      223498
              25-10-11    384225      224349
              26-10-11    383269      224291
              27-10-11    383062      223840
              28-10-11    381389      223711
      
      
      AS Summary
               39291  Number of ASes in routing system
               16594  Number of ASes announcing only one prefix
                3545  Largest number of prefixes announced by an AS
                      AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc.
            108506112  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').
      
       --- 28Oct11 ---
      ASnum    NetsNow NetsAggr  NetGain   % Gain   Description
      
      Table     381634   223945   157689    41.3%   All ASes
      
      AS6389      3545      223     3322    93.7%   BELLSOUTH-NET-BLK -
                                                     BellSouth.net Inc.
      AS18566     2097      405     1692    80.7%   COVAD - Covad Communications
                                                     Co.
      AS4766      2507      986     1521    60.7%   KIXS-AS-KR Korea Telecom
      AS22773     1458      110     1348    92.5%   ASN-CXA-ALL-CCI-22773-RDC -
                                                     Cox Communications Inc.
      AS4755      1536      228     1308    85.2%   TATACOMM-AS TATA
                                                     Communications formerly VSNL
                                                     is Leading ISP
      AS4323      1624      390     1234    76.0%   TWTC - tw telecom holdings,
                                                     inc.
      AS28573     1473      385     1088    73.9%   NET Servicos de Comunicao S.A.
      AS1785      1844      785     1059    57.4%   AS-PAETEC-NET - PaeTec
                                                     Communications, Inc.
      AS10620     1699      697     1002    59.0%   Telmex Colombia S.A.
      AS19262     1395      400      995    71.3%   VZGNI-TRANSIT - Verizon Online
                                                     LLC
      AS7552      1393      431      962    69.1%   VIETEL-AS-AP Vietel
                                                     Corporation
      AS7303      1231      330      901    73.2%   Telecom Argentina S.A.
      AS8402      1456      640      816    56.0%   CORBINA-AS OJSC "Vimpelcom"
      AS18101      954      151      803    84.2%   RELIANCE-COMMUNICATIONS-IN
                                                     Reliance Communications
                                                     Ltd.DAKC MUMBAI
      AS7029      2372     1586      786    33.1%   WINDSTREAM - Windstream
                                                     Communications Inc
      AS4808      1090      344      746    68.4%   CHINA169-BJ CNCGROUP IP
                                                     network China169 Beijing
                                                     Province Network
      AS8151      1420      679      741    52.2%   Uninet S.A. de C.V.
      AS30036     1393      676      717    51.5%   MEDIACOM-ENTERPRISE-BUSINESS -
                                                     Mediacom Communications Corp
      AS7545      1610      944      666    41.4%   TPG-INTERNET-AP TPG Internet
                                                     Pty Ltd
      AS3356      1104      452      652    59.1%   LEVEL3 Level 3 Communications
      AS17974     1867     1229      638    34.2%   TELKOMNET-AS2-AP PT
                                                     Telekomunikasi Indonesia
      AS3549      1055      442      613    58.1%   GBLX Global Crossing Ltd.
      AS24560      964      354      610    63.3%   AIRTELBROADBAND-AS-AP Bharti
                                                     Airtel Ltd., Telemedia
                                                     Services
      AS17676      678       70      608    89.7%   GIGAINFRA Softbank BB Corp.
      AS4804       702       95      607    86.5%   MPX-AS Microplex PTY LTD
      AS20115     1595      991      604    37.9%   CHARTER-NET-HKY-NC - Charter
                                                     Communications
      AS22561      934      371      563    60.3%   DIGITAL-TELEPORT - Digital
                                                     Teleport Inc.
      AS22047      580       33      547    94.3%   VTR BANDA ANCHA S.A.
      AS7011      1168      645      523    44.8%   FRONTIER-AND-CITIZENS -
                                                     Frontier Communications of
                                                     America, Inc.
      AS17488      889      382      507    57.0%   HATHWAY-NET-AP Hathway IP Over
                                                     Cable Internet
      
      Total      43633    15454    28179    64.6%   Top 30 total
      
      
      Possible Bogus Routes
      
              5.0.0.0/16           AS12654 RIPE-NCC-RIS-AS RIPE Network Coordination Center
              5.1.0.0/21           AS12654 RIPE-NCC-RIS-AS RIPE Network Coordination Center
              5.1.24.0/24          AS12654 RIPE-NCC-RIS-AS RIPE Network Coordination Center
              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-
              41.79.132.0/22       AS30969 ZOL-AS Zimbabwe OnLine (Private) Ltd.
              41.79.132.0/23       AS30969 ZOL-AS Zimbabwe OnLine (Private) Ltd.
              41.79.134.0/23       AS30969 ZOL-AS Zimbabwe OnLine (Private) Ltd.
              41.222.79.0/24       AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited
              41.223.92.0/22       AS36936 CELTEL-GABON Celtel Gabon Internet Service
              62.61.220.0/24       AS24974 TACHYON-EU Tachyon Europe BV
              62.61.221.0/24       AS24974 TACHYON-EU Tachyon Europe BV
              64.21.192.0/20       AS11610 INETNEBR-1 - Internet Nebraska Corporation
              64.21.212.0/22       AS11610 INETNEBR-1 - Internet Nebraska Corporation
              64.21.216.0/21       AS11610 INETNEBR-1 - Internet Nebraska Corporation
              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
              66.206.47.0/24       AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
              66.207.32.0/20       AS23011 
              66.245.176.0/20      AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC
              69.6.80.0/24         AS13442 
              71.19.134.0/23       AS3313  INET-AS BT Italia S.p.A.
              80.88.10.0/24        AS33774 DJAWEB
              91.232.55.0/24       AS52223 UNITED-STUDIONET United Studios SRL
              91.232.56.0/23       AS52223 UNITED-STUDIONET United Studios SRL
              110.34.44.0/22       AS12653 COMTONET KB Impuls Hellas
              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 Inc.
              172.45.1.0/24        AS29571 CITelecom-AS
              172.45.2.0/24        AS29571 CITelecom-AS
              172.45.3.0/24        AS29571 CITelecom-AS
              172.102.0.0/22       AS4812  CHINANET-SH-AP China Telecom (Group)
              185.0.0.0/16         AS12654 RIPE-NCC-RIS-AS RIPE Network Coordination Center
              185.1.0.0/21         AS12654 RIPE-NCC-RIS-AS RIPE Network Coordination Center
              185.24.0.0/24        AS12654 RIPE-NCC-RIS-AS RIPE Network Coordination Center
              190.102.32.0/20      AS30058 FDCSERVERS - FDCservers.net
              190.104.32.0/21      AS27882 Telefónica Celular de Bolivia S.A.
              200.6.93.0/24        AS6400  Compañía Dominicana de Teléfonos, C. por A. - CODETEL
              200.6.94.0/24        AS6400  Compañía Dominicana de Teléfonos, C. por A. - CODETEL
              200.6.95.0/24        AS6400  Compañía Dominicana de Teléfonos, C. por A. - CODETEL
              200.23.84.0/24       AS8151  Uninet S.A. de C.V.
              200.24.73.0/24       AS26061 Equant Colombia
              200.24.78.0/26       AS3549  GBLX Global Crossing Ltd.
              200.24.78.64/26      AS3549  GBLX Global Crossing Ltd.
              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.
              202.9.55.0/24        AS2764  AAPT AAPT Limited
              202.58.113.0/24      AS19161 
              202.61.75.0/24       AS9927  PHILCOMNET-PH A Multihomed ISP Company
              202.74.232.0/24      AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
              202.74.233.0/24      AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company 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
              202.133.70.0/24      AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited
              202.160.152.0/22     AS10113 DATAFAST-AP DATAFAST TELECOMMUNICATIONS LTD
              202.174.125.0/24     AS9498  BBIL-AP BHARTI Airtel Ltd.
              202.176.1.0/24       AS9942  COMINDICO-AP SOUL Converged Communications Australia
              202.179.131.0/24     AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
              202.179.134.0/24     AS23966 LDN-AS-PK LINKdotNET Telecom Limited
              202.179.144.0/24     AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company 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 
              203.175.107.0/24     AS45595 PKTELECOM-AS-PK Pakistan Telecom Company Limited
              205.150.0.0/15       AS701   UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
              205.175.214.0/24     AS5583  ORANGE-BUSINESS-SERVICES-BENELUX France Telecom S.A.
              205.207.148.0/23     AS812   ROGERS-CABLE - Rogers Cable Communications Inc.
              206.123.129.0/24     AS10790 INREACH-AS - InReach Internet
              206.180.240.0/20     AS12083 KNOLOGY-NET - Knology Holdings
              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.
              208.64.240.0/21      AS13871 TELEBYTE-NW - Telebyte NW
              208.83.53.0/24       AS40569 YGOMI-AS - Ygomi LLC
              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
              210.56.150.0/23      AS38138 INTECH-TRANSIT-BD InTech Online Limited, INTERNET SERVICE LIMITED
              216.21.160.0/20      AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport
              216.194.160.0/20     AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport
      
      
      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