[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 Mar 2005 22:00:00 +1100 (EST)
  • Cc: swinog at swinog dot ch, nanog at merit dot edu, routing-wg at ripe dot net, apops at apops dot net,eof-list at ripe dot net, afnog at afnog dot org
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    • The report analyses the BGP Routing Table of an AS4637 (Reach) router
      and generates a report on aggregation potential within the table.
      
      Check http://www.cidr-report.org/as4637 for a current version of this report.
      
      Recent Table History
              Date      Prefixes    CIDR Agg
              04-03-05    153278      105390
              05-03-05    153378      105315
              06-03-05    153440      105384
              07-03-05    153441      105325
              08-03-05    153643      105315
              09-03-05    153530      105535
              10-03-05    153951      105525
              11-03-05    154352      105661
      
      
      AS Summary
               19025  Number of ASes in routing system
                7767  Number of ASes announcing only one prefix
                1455  Largest number of prefixes announced by an AS
                      AS7018 : ATTW AT&T WorldNet Services
            81710592  Largest address span announced by an AS (/32s)
                      AS721  : DNIC DoD Network Information Center
      
      
      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').
      
       --- 11Mar05 ---
      ASnum    NetsNow NetsAggr  NetGain   % Gain   Description
      
      Table     153828   105617    48211    31.3%   All ASes
      
      AS4323      1047      224      823    78.6%   TWTC Time Warner Telecom
      AS18566      774        7      767    99.1%   CVAD Covad Communications
      AS4134       873      206      667    76.4%   CHINANET-BACKBONE
                                                     No.31,Jin-rong Street
      AS721        977      429      548    56.1%   DNIC DoD Network Information
                                                     Center
      AS22773      478       26      452    94.6%   CXA Cox Communications Inc.
      AS7018      1455     1017      438    30.1%   ATTW AT&T WorldNet Services
      AS27364      465       45      420    90.3%   ARMC Armstrong Cable Services
      AS6197       872      464      408    46.8%   BNS-14 BellSouth Network
                                                     Solutions, Inc
      AS3602       500      138      362    72.4%   SPCA Sprint Canada Inc.
      AS6478       500      145      355    71.0%   ATTW AT&T WorldNet Services
      AS17676      407       82      325    79.9%   JPNIC-JP-ASN-BLOCK Japan
                                                     Network Information Center
      AS9929       347       43      304    87.6%   CNCNET-CN China Netcom Corp.
      AS4766       573      280      293    51.1%   KIXS-AS-KR Korea Telecom
      AS14654      260        6      254    97.7%   WAYPOR-3 Wayport
      AS9443       378      126      252    66.7%   INTERNETPRIMUS-AS-AP Primus
                                                     Telecommunications
      AS1239       904      657      247    27.3%   SPRN Sprint
      AS9583       608      366      242    39.8%   SIFY-AS-IN Sify Limited
      AS7545       474      234      240    50.6%   TPG-INTERNET-AP TPG Internet
                                                     Pty Ltd
      AS4355       297       60      237    79.8%   ERSD EARTHLINK, INC
      AS6198       457      230      227    49.7%   BNS-14 BellSouth Network
                                                     Solutions, Inc
      AS15270      255       35      220    86.3%   PDP-14 PaeTec.net -a division
                                                     of PaeTecCommunications, Inc.
      AS5668       459      242      217    47.3%   CIH-12 CenturyTel Internet
                                                     Holdings, Inc.
      AS6140       382      171      211    55.2%   IMPSA ImpSat
      AS2386       831      621      210    25.3%   ADCS-1 AT&T Data
                                                     Communications Services
      AS9304       246       39      207    84.1%   HUTCHISON-AS-AP Hutchison
                                                     Global Communications
      AS11456      310      106      204    65.8%   NUVOX NuVox Communications,
                                                     Inc.
      AS6167       271       78      193    71.2%   CELLCO Cellco Partnership
      AS9498       256       66      190    74.2%   BBIL-AP BHARTI BT INTERNET
                                                     LTD.
      AS22909      340      153      187    55.0%   CMCS Comcast Cable
                                                     Communications, Inc.
      AS6517       308      122      186    60.4%   YIPS Yipes Communications,
                                                     Inc.
      
      Total      16304     6418     9886    60.6%   Top 30 total
      
      
      Possible Bogus Routes
      
              24.138.80.0/20       AS11260 AHSICHCL Andara High Speed Internet c/o Halifax Cable Ltd.
              24.246.0.0/17        AS7018  ATTW AT&T WorldNet Services
              24.246.128.0/18      AS7018  ATTW AT&T WorldNet Services
              64.17.32.0/24        AS5024  BRIDGE-75 BridgeNet, LC
              64.17.33.0/24        AS5024  BRIDGE-75 BridgeNet, LC
              64.17.37.0/24        AS5024  BRIDGE-75 BridgeNet, LC
              64.57.160.0/19       AS3561  SAVVI-3 Savvis
              64.92.128.0/19       AS3561  SAVVI-3 Savvis
              64.127.0.0/18        AS7018  ATTW AT&T WorldNet Services
              64.209.192.0/18      AS3561  SAVVI-3 Savvis
              67.47.0.0/17         AS4765  WORLDNET-AS World Net & Services Co., Ltd.
              67.47.0.0/18         AS4765  WORLDNET-AS World Net & Services Co., Ltd.
              67.47.64.0/18        AS4765  WORLDNET-AS World Net & Services Co., Ltd.
              192.30.93.0/24       AS17757 HPAUS-AP HP Australia
              192.30.94.0/24       AS17757 HPAUS-AP HP Australia
              192.40.105.0/24      AS5515  SONERA-GLOBAL-IP Sonera Solution Autonomous System
              192.43.230.0/24      AS7575  AARNET-AS-AP Australian Academic and Reasearch Network (AARNet)
              192.44.0.0/19        AS702   AS702 MCI EMEA - Commercial IP service provider in Europe
              192.44.0.0/24        AS5501  FRAUNHOFER-CLUSTER-BW Fraunhofer Gesellschaft
              192.70.164.0/24      AS25689 NRCC-2 National Research Council of Canada
              192.81.182.0/24      AS719   ELISA-AS Elisa Oyj
              192.81.183.0/24      AS719   ELISA-AS Elisa Oyj
              192.81.184.0/24      AS719   ELISA-AS Elisa Oyj
              192.119.135.0/24     AS270   NASA National Aeronautics and Space Administration
              192.124.252.0/22     AS680   DFN-IP service G-WiN
              192.133.6.0/24       AS4004  GLOBALONE-EQUANT-UK Equant UK & Greece Autonomous System
              192.135.50.0/24      AS7018  ATTW AT&T WorldNet Services
              192.136.53.0/24      AS8346  SONATEL-AS Autonomous System
              192.153.144.0/21     AS568   DISOUN DISO-UNRRA
              192.172.0.0/19       AS568   DISOUN DISO-UNRRA
              192.188.208.0/20     AS568   DISOUN DISO-UNRRA
              192.200.100.0/24     AS7018  ATTW AT&T WorldNet Services
              196.2.95.0/24        AS8668  TELONE-AS TelOne Zimbabwe P/L
              198.23.26.0/24       AS4390  BELLAT-7 Bell Atlantic, Inc.
              198.97.72.0/21       AS568   DISOUN DISO-UNRRA
              198.97.80.0/20       AS568   DISOUN DISO-UNRRA
              198.97.88.0/24       AS89    NUSC-1 Naval Underwater Systems Center
              198.97.240.0/20      AS568   DISOUN DISO-UNRRA
              198.97.247.0/24      AS3475  DEPART-52 Department of the Navy
              198.101.4.0/22       AS568   DISOUN DISO-UNRRA
              198.136.32.0/20      AS19329 MCBCC Martin County Board of County Commissioners
              198.144.32.0/19      AS3998  CITY CityNet, Inc.
              198.160.171.0/24     AS7046  UU UUNET Technologies, Inc.
              198.161.87.0/24      AS6539  GTGR GT Group Telecom Services Corp.
              198.163.155.0/24     AS684   MRN Manitoba Regional Network
              198.167.0.0/16       AS7456  INS-51 Interhop Network SERVICES Inc.
              198.167.163.0/24     AS15290 ACCA-2 Allstream Corp. Corporation Allstream
              198.168.0.0/16       AS701   UU UUNET Technologies, Inc.
              198.169.0.0/16       AS803   SASK SaskTel
              198.232.133.0/24     AS23075 SKOTOS Skotos Tech, Inc
              199.10.0.0/16        AS568   DISOUN DISO-UNRRA
              199.60.0.0/20        AS271   UBC-3 University of British Columbia
              199.96.44.0/23       AS19092 360NE-1 360Networks (USA) Inc.
              199.96.46.0/24       AS19092 360NE-1 360Networks (USA) Inc.
              199.114.0.0/21       AS568   DISOUN DISO-UNRRA
              199.114.128.0/18     AS568   DISOUN DISO-UNRRA
              199.114.130.0/24     AS721   DNIC DoD Network Information Center
              199.114.132.0/24     AS721   DNIC DoD Network Information Center
              199.114.134.0/24     AS3541  DISAUN DISA/UNRRA
              199.114.136.0/24     AS27044 DNIC DoD Network Information Center
              199.114.138.0/24     AS721   DNIC DoD Network Information Center
              199.114.140.0/24     AS3544  DISAUN DISA/UNRRA
              199.114.142.0/24     AS721   DNIC DoD Network Information Center
              199.114.144.0/24     AS721   DNIC DoD Network Information Center
              199.114.148.0/24     AS721   DNIC DoD Network Information Center
              199.114.150.0/24     AS721   DNIC DoD Network Information Center
              199.114.152.0/24     AS27033 DNIC DoD Network Information Center
              199.114.154.0/24     AS1733  ADP-41 AF DDN PMO
              199.114.156.0/24     AS27034 DNIC DoD Network Information Center
              199.114.160.0/24     AS1733  ADP-41 AF DDN PMO
              199.120.32.0/19      AS16582 NXLI NEXTLEVEL INTERNET, INC.
              199.121.0.0/16       AS568   DISOUN DISO-UNRRA
              199.123.0.0/18       AS721   DNIC DoD Network Information Center
              199.123.16.0/20      AS568   DISOUN DISO-UNRRA
              199.123.80.0/21      AS568   DISOUN DISO-UNRRA
              199.189.32.0/19      AS7332  IQUEST IQuest Internet
              199.202.0.0/16       AS701   UU UUNET Technologies, Inc.
              201.239.0.0/16       AS22047 VTR BANDA ANCHA S.A.
              202.72.240.0/20      AS24320 RAILCOM Mongolian Railway Commercial Center Railcom
              202.86.252.0/22      AS9304  HUTCHISON-AS-AP Hutchison Global Communications
              202.86.253.0/24      AS9304  HUTCHISON-AS-AP Hutchison Global Communications
              202.86.254.0/24      AS9304  HUTCHISON-AS-AP Hutchison Global Communications
              202.86.255.0/24      AS9304  HUTCHISON-AS-AP Hutchison Global Communications
              202.93.0.0/20        AS4134  CHINANET-BACKBONE No.31,Jin-rong Street
              202.164.224.0/19     AS7599  IPXC-AS-AP IP Exchange
              203.32.4.0/23        AS7617  TELEONE-HK TeleTeleOne (HK) Limited
              203.62.0.0/17        AS7572  AARNET-ACT-RNO Australian Academic and Reasearch Network (AARNet)
              203.99.0.0/19        AS17746 ORCONINTERNET-NZ-AP Orcon Internet
              203.210.69.0/24      AS17536 PRODIGY-AS-AP Prodidgy Telecommunications
              204.154.125.0/24     AS3952  TELLAB-1 TELLABS Operations, Inc.
              204.154.126.0/24     AS3952  TELLAB-1 TELLABS Operations, Inc.
              204.154.127.0/24     AS3952  TELLAB-1 TELLABS Operations, Inc.
              204.194.110.0/23     AS30653 EXOBI Exobit Networks Inc.
              205.150.0.0/15       AS701   UU UUNET Technologies, Inc.
              206.108.96.0/19      AS577   BAC-14 Bell Advanced Communications Inc.
              206.128.104.0/21     AS11709 VIIN VIRTUAL INTERACTIVE CENTER
              206.167.57.0/24      AS376   RISQR-3 Reseau Interordinateurs Scientique Quebecois (RISQ)
              206.191.64.0/18      AS15290 ACCA-2 Allstream Corp. Corporation Allstream
              206.191.96.0/19      AS15290 ACCA-2 Allstream Corp. Corporation Allstream
              207.231.96.0/19      AS11194 NUNETI NuNet Inc
              208.138.48.0/20      AS7955  SOURCE-48 SourceNet Corporation
              209.27.51.0/24       AS14132 INTERN-582 Internet Gateway Inc.
              209.205.69.0/24      AS21578 Universidad autonoma de Bucaramanga
              209.205.70.0/24      AS21578 Universidad autonoma de Bucaramanga
              209.205.81.0/24      AS15066 SkyNet de Colombia S.A.
              209.205.82.0/24      AS15066 SkyNet de Colombia S.A.
              209.205.84.0/24      AS15066 SkyNet de Colombia S.A.
              209.213.32.0/19      AS10629 INS-52 Inter-Pacific Network Services
              209.213.48.0/24      AS10629 INS-52 Inter-Pacific Network Services
              209.213.49.0/24      AS10629 INS-52 Inter-Pacific Network Services
              209.251.0.0/19       AS11036 SISCOM-1 SISCOM, Inc
              216.37.110.0/23      AS4264  CERFN California Education and Research Federation Network
              216.96.128.0/18      AS7018  ATTW AT&T WorldNet Services
              216.145.156.0/24     AS20304 JIS-32 JVLNET Internet Services
              216.145.158.0/24     AS20304 JIS-32 JVLNET Internet Services
              216.145.176.0/21     AS20304 JIS-32 JVLNET Internet Services
              216.145.177.0/24     AS20304 JIS-32 JVLNET Internet Services
              216.145.178.0/24     AS20304 JIS-32 JVLNET Internet Services
              216.145.184.0/24     AS10758 INWAVE INWave Internet, Inc
              216.145.185.0/24     AS10758 INWAVE INWave Internet, Inc
              216.145.186.0/24     AS10758 INWAVE INWave Internet, Inc
              216.145.187.0/24     AS10758 INWAVE INWave Internet, Inc
              216.145.188.0/24     AS10758 INWAVE INWave Internet, Inc
              216.145.189.0/24     AS10758 INWAVE INWave Internet, Inc
              216.145.200.0/21     AS20304 JIS-32 JVLNET Internet Services
              216.171.96.0/20      AS3356  LEVEL3 Level 3 Communications
      
      
      Please see http://www.cidr-report.org for the full report
      
      ------------------------------------
      Copies of this report are mailed to:
        nanog at merit dot edu
        eof-list at ripe dot net
        apops at apops dot net
        routing-wg at ripe dot net
        afnog at afnog dot org
        swinog at swinog dot ch