[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, 10 Mar 2006 22:00:00 +1100 (EST)
  • Cc: apops at apops dot net, afnog at afnog dot org, nanog at merit dot edu, eof-list at ripe dot net, routing-wg at ripe dot net
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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
              03-03-06    179530      118693
              04-03-06    179546      118792
              05-03-06    179686      118779
              06-03-06    179563      118842
              07-03-06    179621      118946
              08-03-06    179789      118924
              09-03-06    179842      119053
              10-03-06    179922      119119
      
      
      AS Summary
               21636  Number of ASes in routing system
                9000  Number of ASes announcing only one prefix
                1490  Largest number of prefixes announced by an AS
                      AS7018 : ATT-INTERNET4 - AT&T WorldNet Services
            91207680  Largest address span announced by an AS (/32s)
                      AS721  : DLA-ASNBLOCK-AS - 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').
      
       --- 10Mar06 ---
      ASnum    NetsNow NetsAggr  NetGain   % Gain   Description
      
      Table     180058   119091    60967    33.9%   All ASes
      
      AS4323      1225      239      986    80.5%   TWTC - Time Warner Telecom
      AS18566      918        9      909    99.0%   COVAD - Covad Communications
                                                     Co.
      AS4134       981      255      726    74.0%   CHINANET-BACKBONE
                                                     No.31,Jin-rong Street
      AS721       1007      309      698    69.3%   DLA-ASNBLOCK-AS - DoD Network
                                                     Information Center
      AS22773      635       47      588    92.6%   CCINET-2 - Cox Communications
                                                     Inc.
      AS7018      1490      961      529    35.5%   ATT-INTERNET4 - AT&T WorldNet
                                                     Services
      AS6197      1002      475      527    52.6%   BATI-ATL - BellSouth Network
                                                     Solutions, Inc
      AS855        566       64      502    88.7%   CANET-ASN-4 - Aliant Telecom
      AS19916      563       65      498    88.5%   ASTRUM-0001 - OLM LLC
      AS7757       471       19      452    96.0%   CCCH-AS4 - Comcast Cable
                                                     Communications Holdings, Inc
      AS17488      516       82      434    84.1%   HATHWAY-NET-AP Hathway IP Over
                                                     Cable Internet
      AS3602       535      109      426    79.6%   AS3602-RTI - Rogers Telecom
                                                     Inc.
      AS812        438       28      410    93.6%   ROGERS-CABLE - Rogers Cable
                                                     Inc.
      AS9498       562      162      400    71.2%   BBIL-AP BHARTI BT INTERNET
                                                     LTD.
      AS17676      484      107      377    77.9%   JPNIC-JP-ASN-BLOCK Japan
                                                     Network Information Center
      AS4766       663      302      361    54.4%   KIXS-AS-KR Korea Telecom
      AS11492      636      279      357    56.1%   CABLEONE - CABLE ONE
      AS15270      377       32      345    91.5%   AS-PAETEC-NET - PaeTec.net -a
                                                     division of
                                                     PaeTecCommunications, Inc.
      AS6198       584      243      341    58.4%   BATI-MIA - BellSouth Network
                                                     Solutions, Inc
      AS6467       394       53      341    86.5%   ESPIRECOMM - Xspedius
                                                     Communications Co.
      AS4755       678      338      340    50.1%   VSNL-AS Videsh Sanchar Nigam
                                                     Ltd. Autonomous System
      AS22047      383       59      324    84.6%   VTR BANDA ANCHA S.A.
      AS18101      331       35      296    89.4%   RIL-IDC Reliance Infocom Ltd
                                                     Internet Data Centre,
      AS14654      301       14      287    95.3%   WAYPORT - Wayport
      AS6167       344       65      279    81.1%   CELLCO-PART - Cellco
                                                     Partnership
      AS3352       306       32      274    89.5%   TELEFONICA-DATA-ESPANA
                                                     Internet Access Network of
                                                     TDE
      AS5668       519      251      268    51.6%   AS-5668 - CenturyTel Internet
                                                     Holdings, Inc.
      AS19262      615      347      268    43.6%   VZGNI-TRANSIT - Verizon
                                                     Internet Services Inc.
      AS9583       865      598      267    30.9%   SIFY-AS-IN Sify Limited
      AS9929       315       60      255    81.0%   CNCNET-CN China Netcom Corp.
      
      Total      18704     5639    13065    69.9%   Top 30 total
      
      
      Possible Bogus Routes
      
              24.246.0.0/17        AS7018  ATT-INTERNET4 - AT&T WorldNet Services
              24.246.128.0/18      AS7018  ATT-INTERNET4 - AT&T WorldNet Services
              61.4.64.0/20         AS9929  CNCNET-CN China Netcom Corp.
              64.17.32.0/24        AS13488 CBWU-13488 - Continental Broadband Florida, Inc DBA WebUnited
              64.17.33.0/24        AS13488 CBWU-13488 - Continental Broadband Florida, Inc DBA WebUnited
              64.17.37.0/24        AS13488 CBWU-13488 - Continental Broadband Florida, Inc DBA WebUnited
              64.25.224.0/20       AS12180 INTERNAP-2BLK - Internap Network Services
              64.25.224.0/22       AS15083 INFOLINK-MIA-US - Infolink Information Services Inc.
              66.11.32.0/20        AS6261  VISINET - Visionary Systems, Inc.
              66.37.96.0/20        AS3764  IA-HOU-AS - Internet America, Inc.
              66.51.134.0/24       AS29876 LNTC - Latency LLC
              66.96.0.0/20         AS3770  WORLDPATH-AS - WorldPath Internet Services
              66.117.0.0/19        AS33104 FUZION-COLO - FUZION COLO
              66.117.0.0/21        AS30033 NHI-NETWORKS - NHI Networks
              66.117.8.0/24        AS174   COGENT Cogent/PSI
              66.117.23.0/24       AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc.
              66.117.25.0/24       AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc.
              66.117.26.0/24       AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc.
              66.117.27.0/24       AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc.
              66.187.96.0/24       AS10026 ANC Asia Netcom Corporation
              66.187.108.0/24      AS10026 ANC Asia Netcom Corporation
              66.187.109.0/24      AS10026 ANC Asia Netcom Corporation
              66.235.158.0/23      AS7018  ATT-INTERNET4 - AT&T WorldNet Services
              69.31.151.0/24       AS26627 AS-PILOSOFT - Pilosoft, Inc.
              69.39.193.0/24       AS25973 MZIMA - Mzima Networks, Inc.
              69.39.195.0/24       AS25973 MZIMA - Mzima Networks, Inc.
              69.39.196.0/24       AS25973 MZIMA - Mzima Networks, Inc.
              91.192.0.0/16        AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS Project.
              91.255.248.0/21      AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS Project.
              125.213.0.0/16       AS4134  CHINANET-BACKBONE No.31,Jin-rong Street
              131.64.0.0/12        AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              132.0.0.0/10         AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              137.0.0.0/13         AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              138.136.0.0/13       AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              151.135.0.0/16       AS4763  TELSTRANZ-AS TelstraClear Ltd
              158.0.0.0/13         AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              163.142.0.0/16       AS2500  JPNIC-ASBLOCK-AP JPNIC
              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
              192.44.0.0/19        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 NRCNET-AS - National Research Council of Canada
              192.72.0.0/16        AS4780  SEEDNET Digital United Inc.
              192.72.0.0/18        AS4780  SEEDNET Digital United Inc.
              192.72.192.0/18      AS4780  SEEDNET Digital United Inc.
              192.81.183.0/24      AS719   ELISA-AS Elisa Oyj
              192.81.184.0/24      AS719   ELISA-AS Elisa Oyj
              192.88.99.0/24       AS559   SWITCH SWITCH, Swiss Education and Research Network
              192.96.36.0/24       AS5713  AFRINIC African Network Information Center
              192.96.37.0/24       AS10474 AFRINIC African Network Information Center
              192.96.135.0/24      AS2018  TENET - 1 - The Uninet Project
              192.96.136.0/23      AS2018  TENET - 1 - The Uninet Project
              192.96.140.0/24      AS2018  TENET - 1 - The Uninet Project
              192.96.143.0/24      AS2018  TENET - 1 - The Uninet Project
              192.96.145.0/24      AS2018  TENET - 1 - The Uninet Project
              192.96.177.0/24      AS6083  AFRINIC African Network Information Center
              192.96.250.0/24      AS2018  TENET - 1 - The Uninet Project
              192.107.104.0/24     AS6458  GUATEL
              192.119.135.0/24     AS270   PSCNI-AS - National Aeronautics and Space Administration
              192.122.212.0/24     AS209   ASN-QWEST - Qwest
              192.124.252.0/22     AS680   DFN-IP DFN-IP service X-WiN
              192.133.6.0/24       AS10282 EQUANT-CEEUR EQUANT AS for Central and Eastern Europe region
              192.136.53.0/24      AS8346  SONATEL-AS Autonomous System
              192.153.144.0/21     AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              192.168.255.255/32   AS4637  REACH Reach Network Border AS
              192.172.0.0/19       AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              192.188.208.0/20     AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              193.32.19.0/24       AS702   AS702 MCI EMEA - Commercial IP service provider in Europe
              193.32.20.0/23       AS702   AS702 MCI EMEA - Commercial IP service provider in Europe
              193.36.1.0/24        AS8220  COLT COLT Telecommunications
              193.37.69.0/24       AS2856  BT-UK-AS BTnet UK Regional network
              193.37.236.0/24      AS702   AS702 MCI EMEA - Commercial IP service provider in Europe
              193.110.77.0/24      AS3356  LEVEL3 Level 3 Communications
              193.110.78.0/24      AS3356  LEVEL3 Level 3 Communications
              193.110.79.0/24      AS3356  LEVEL3 Level 3 Communications
              194.31.227.0/24      AS21461 TRANSFAIRNET Transfair-net GmbH Krefeld
              194.59.176.0/20      AS1273  CW Cable & Wireless
              194.153.156.0/24     AS24865 KMITCHELL-AS Keith Mitchell's Network
              194.246.72.0/23      AS8893  ARTFILES-AS Artfiles New Media GmbH
              198.23.26.0/24       AS4390  BELLATLANTIC-COM - Bell Atlantic, Inc.
              198.54.82.0/24       AS2018  TENET - 1 - The Uninet Project
              198.54.92.0/24       AS2018  TENET - 1 - The Uninet Project
              198.54.222.0/24      AS2018  TENET - 1 - The Uninet Project
              198.54.249.0/24      AS2018  TENET - 1 - The Uninet Project
              198.54.250.0/24      AS2018  TENET - 1 - The Uninet Project
              198.54.251.0/24      AS2018  TENET - 1 - The Uninet Project
              198.97.72.0/21       AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              198.97.80.0/20       AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              198.97.96.0/19       AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              198.97.240.0/20      AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              198.101.4.0/22       AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              198.136.32.0/20      AS19329 MCNET - Martin County Board of County Commissioners
              198.160.171.0/24     AS7046  UUNET-CUSTOMER - UUNET Technologies, Inc.
              198.161.87.0/24      AS6539  GT-BELL - Bell Canada
              198.163.155.0/24     AS684   MTSAL-ASN - MTS Allstream Inc.
              198.167.0.0/16       AS7456  INTERHOP - Interhop Network SERVICES Inc.
              198.167.163.0/24     AS15290 ALLST-15290 - Allstream Corp. Corporation Allstream
              198.168.0.0/16       AS701   ALTERNET-AS - UUNET Technologies, Inc.
              198.169.0.0/16       AS803   SASKTEL - SaskTel
              198.232.133.0/24     AS23075 SKOTOS-AS - Skotos Tech, Inc
              199.9.128.0/17       AS668   ASN-ASNET-NET-AS - Defense Research and Engineering Network
              199.10.0.0/16        AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.60.0.0/20        AS271   BCNET-AS - University of British Columbia
              199.114.0.0/21       AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.114.128.0/18     AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.114.130.0/24     AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.114.132.0/24     AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.114.134.0/24     AS3541  ITSDN-U4 - DISA/UNRRA
              199.114.136.0/24     AS27044 DDN-ASNBLK1 - DoD Network Information Center
              199.114.138.0/24     AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.114.140.0/24     AS3544  ITSDN-U7 - DISA/UNRRA
              199.114.142.0/24     AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.114.144.0/24     AS27064 DDN-ASNBLK1 - DoD Network Information Center
              199.114.148.0/24     AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.114.150.0/24     AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.114.152.0/24     AS27033 DDN-ASNBLK1 - DoD Network Information Center
              199.114.153.0/24     AS27034 DDN-ASNBLK1 - DoD Network Information Center
              199.114.154.0/24     AS3542  ITSDN-U5 - DISA/UNRRA
              199.114.160.0/24     AS1733  CENTAF-SWA - AF DDN PMO
              199.121.0.0/16       AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.123.0.0/18       AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.123.16.0/20      AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.123.80.0/21      AS721   DLA-ASNBLOCK-AS - DoD Network Information Center
              199.189.32.0/19      AS7332  IQUEST-AS - IQuest Internet
              199.202.0.0/16       AS701   ALTERNET-AS - UUNET Technologies, Inc.
              199.246.116.0/24     AS813   UUNET-AS1 - UUNET Technologies, Inc.
              202.9.64.0/19        AS9290  TPN-AS-AP Smart Global Network (M) Sdn Bhd
              202.58.113.0/24      AS19161 INNOCOM-TELECOM - INNOCOM TELECOM
              202.74.32.0/19       AS9315  CWN-AS-AP Chomanan WorldNet Co., Ltd.
              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
              202.90.33.0/24       AS9830  SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
              202.90.40.0/24       AS9830  SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
              202.90.41.0/24       AS9830  SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
              202.90.42.0/24       AS9830  SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
              202.90.43.0/24       AS9830  SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
              202.90.44.0/24       AS9830  SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
              202.93.0.0/20        AS4134  CHINANET-BACKBONE No.31,Jin-rong Street
              202.131.64.0/19      AS9381  NEWTT-IP-AP Wharf T&T Ltd.
              202.148.32.0/20      AS17495 GATEWAY-AP BROADBAND WIRELESSS INTERNET SERVICE PROVIDER
              203.13.171.0/24      AS1221  ASN-TELSTRA Telstra Pty Ltd
              203.62.0.0/17        AS7575  AARNET-AS-AP Australian Academic and Reasearch Network (AARNet)
              203.78.48.0/20       AS9299  IPG-AS-AP Philippine Long Distance Telephone Company
              203.89.134.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.139.0/24      AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd.
              203.89.143.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.144.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.147.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.148.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.149.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.150.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.151.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.153.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.154.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.158.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.89.159.0/24      AS17557 PKTELECOM-AS-AP Pakistan Telecom
              203.99.142.0/24      AS9826  ILINK-HK-AP iLink.net Ltd
              203.111.192.0/20     AS7473  SINGTEL-AS-AP Singapore Telecom
              203.210.69.0/24      AS17536 PRODIGY-AS-AP Prodidgy Telecommunications
              204.48.118.0/23      AS29912 CITIZENS-PROPERTY-INSURANCE-CORPORATION - Citizens Property Insurance Corporation
              204.48.119.0/24      AS29912 CITIZENS-PROPERTY-INSURANCE-CORPORATION - Citizens Property Insurance Corporation
              204.154.125.0/24     AS3952  TELLABS-ASN - TELLABS Operations, Inc.
              204.154.126.0/24     AS3952  TELLABS-ASN - TELLABS Operations, Inc.
              204.154.127.0/24     AS3952  TELLABS-ASN - TELLABS Operations, Inc.
              205.150.0.0/15       AS701   ALTERNET-AS - UUNET Technologies, Inc.
              206.128.104.0/21     AS11709 VIC - VIRTUAL INTERACTIVE CENTER
              206.167.57.0/24      AS376   RISQ-AS - Reseau Interordinateurs Scientique Quebecois (RISQ)
              206.191.64.0/18      AS15290 ALLST-15290 - Allstream Corp. Corporation Allstream
              206.191.96.0/19      AS15290 ALLST-15290 - Allstream Corp. Corporation Allstream
              207.231.96.0/19      AS11194 NUNETPA - NuNet Inc
              209.40.192.0/21      AS6487  CyberNet de Guatemala S.A.
              209.40.200.0/21      AS6487  CyberNet de Guatemala S.A.
              209.40.208.0/21      AS6487  CyberNet de Guatemala S.A.
              209.40.216.0/21      AS6487  CyberNet de Guatemala S.A.
              209.55.64.0/18       AS5726  INTERWORLD - InterWorld Communications, 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.
              209.234.0.0/18       AS3845  STATE-NET - CS&W, Inc.
              216.37.110.0/23      AS4264  CERNET-ASN-BLOCK - California Education and Research Federation Network
              216.71.224.0/20      AS23527 COTELLIGENCE - Cotelligence, Inc.
              216.96.128.0/18      AS7018  ATT-INTERNET4 - AT&T WorldNet Services
              216.201.72.0/24      AS14709 Telefonica Moviles Panama S.A.
              216.201.73.0/24      AS14709 Telefonica Moviles Panama S.A.
              216.201.74.0/24      AS14709 Telefonica Moviles Panama S.A.
              216.201.75.0/24      AS14709 Telefonica Moviles Panama S.A.
              216.201.76.0/24      AS14709 Telefonica Moviles Panama S.A.
              216.201.77.0/24      AS14709 Telefonica Moviles Panama S.A.
              216.201.78.0/24      AS14709 Telefonica Moviles Panama S.A.
              216.201.79.0/24      AS14709 Telefonica Moviles Panama S.A.
              216.228.64.0/21      AS6295  WHIDBEY1 - Whidbey Internet Services
              216.228.224.0/20     AS13674 VRIS-AS-BLOCK-13661-13675 - Verizon Internet Services Inc.
              216.240.240.0/20     AS7018  ATT-INTERNET4 - AT&T WorldNet Services
              216.240.242.0/24     AS7018  ATT-INTERNET4 - AT&T WorldNet Services
      
      
      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