[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 Jan 2005 22:00:01 +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
              21-01-05    150315      103500
              22-01-05    151119      103502
              23-01-05    150437      103475
              24-01-05    150434      103516
              25-01-05    150622      103724
              26-01-05    150792      103854
              27-01-05    150792      103116
              28-01-05    150969      103172
      
      
      AS Summary
               18774  Number of ASes in routing system
                7698  Number of ASes announcing only one prefix
                1435  Largest number of prefixes announced by an AS
                      AS7018 : ATTW AT&T WorldNet Services
            90486528  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').
      
       --- 28Jan05 ---
      ASnum    NetsNow NetsAggr  NetGain   % Gain   Description
      
      Table     151027   103215    47812    31.7%   All ASes
      
      AS18566      766        7      759    99.1%   CVAD Covad Communications
      AS4134       839      206      633    75.4%   CHINANET-BACKBONE
                                                     No.31,Jin-rong Street
      AS4323       833      224      609    73.1%   TWTC Time Warner Telecom
      AS721       1118      573      545    48.7%   DNIC DoD Network Information
                                                     Center
      AS7015       596       77      519    87.1%   CCCH-3 Comcast Cable
                                                     Communications Holdings, Inc
      AS7018      1435      973      462    32.2%   ATTW AT&T WorldNet Services
      AS22773      436       19      417    95.6%   CXA Cox Communications Inc.
      AS27364      460       46      414    90.0%   ARMC Armstrong Cable Services
      AS6197       834      448      386    46.3%   BNS-14 BellSouth Network
                                                     Solutions, Inc
      AS6478       501      118      383    76.4%   ATTW AT&T WorldNet Services
      AS3602       513      148      365    71.2%   SPCA Sprint Canada Inc.
      AS22909      423       74      349    82.5%   CMCS Comcast Cable
                                                     Communications, Inc.
      AS1239       923      615      308    33.4%   SPRN Sprint
      AS9929       340       35      305    89.7%   CNCNET-CN China Netcom Corp.
      AS4766       568      279      289    50.9%   KIXS-AS-KR Korea Telecom
      AS17676      391      103      288    73.7%   JPNIC-JP-ASN-BLOCK Japan
                                                     Network Information Center
      AS14654      263        7      256    97.3%   WAYPOR-3 Wayport
      AS9443       366      121      245    66.9%   INTERNETPRIMUS-AS-AP Primus
                                                     Telecommunications
      AS6140       378      141      237    62.7%   IMPSA ImpSat
      AS4355       300       64      236    78.7%   ERSD EARTHLINK, INC
      AS9583       576      343      233    40.5%   SIFY-AS-IN Sify Limited
      AS25844      244       16      228    93.4%   SASMFL-2 Skadden, Arps, Slate,
                                                     Meagher & Flom LLP
      AS6198       447      225      222    49.7%   BNS-14 BellSouth Network
                                                     Solutions, Inc
      AS15270      245       32      213    86.9%   PDP-14 PaeTec.net -a division
                                                     of PaeTecCommunications, Inc.
      AS2386       812      609      203    25.0%   ADCS-1 AT&T Data
                                                     Communications Services
      AS23126      210       18      192    91.4%   KTEL KMC Telecom, Inc.
      AS5668       426      241      185    43.4%   CIH-12 CenturyTel Internet
                                                     Holdings, Inc.
      AS19632      191        8      183    95.8%   Metropolis Intercom
      AS6517       301      119      182    60.5%   YIPS Yipes Communications,
                                                     Inc.
      AS9498       235       54      181    77.0%   BBIL-AP BHARTI BT INTERNET
                                                     LTD.
      
      Total      15970     5943    10027    62.8%   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
              24.246.38.0/24       AS25994 NPGCAB NPG Cable, INC
              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
              64.46.27.0/24        AS8674  NETNOD-IX Netnod Internet Exchange Sverige AB
              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
              69.26.32.0/19        AS17307 VIRTEL-15 Virtela Communications
              132.0.0.0/10         AS721   DNIC DoD Network Information Center
              137.0.0.0/13         AS721   DNIC DoD Network Information Center
              138.136.0.0/13       AS721   DNIC DoD Network Information Center
              158.0.0.0/13         AS721   DNIC DoD Network Information Center
              192.30.93.0/24       AS17757 HPAUS-AP HP Australia
              192.30.94.0/24       AS17757 HPAUS-AP HP Australia
              192.30.127.0/24      AS719   ELISA-AS Elisa Oyj
              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
              192.70.164.0/24      AS11814 IGST Information Gateway Services - Toronto
              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
              192.153.144.0/21     AS721   DNIC DoD Network Information Center
              192.172.0.0/19       AS721   DNIC DoD Network Information Center
              192.188.208.0/20     AS721   DNIC DoD Network Information Center
              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       AS721   DNIC DoD Network Information Center
              198.97.80.0/20       AS721   DNIC DoD Network Information Center
              198.97.88.0/24       AS89    NUSC-1 Naval Underwater Systems Center
              198.97.240.0/20      AS721   DNIC DoD Network Information Center
              198.97.247.0/24      AS3475  DEPART-52 Department of the Navy
              198.101.4.0/22       AS721   DNIC DoD Network Information Center
              198.136.32.0/20      AS19329 MCBCC Martin County Board of County Commissioners
              198.144.32.0/19      AS3998  CITY CityNet, 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        AS721   DNIC DoD Network Information Center
              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       AS721   DNIC DoD Network Information Center
              199.114.128.0/18     AS721   DNIC DoD Network Information Center
              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       AS721   DNIC DoD Network Information Center
              199.123.0.0/18       AS721   DNIC DoD Network Information Center
              199.123.16.0/20      AS721   DNIC DoD Network Information Center
              199.123.80.0/21      AS721   DNIC DoD Network Information Center
              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
              202.73.128.0/22      AS4058  LINKAGENET-AP CPCNet Hong Kong Ltd.
              202.86.252.0/22      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
              203.170.14.0/23      AS6648  ASN-SKYINTERNET Autonomous System Number peering of BAYANTEL
              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.
              206.29.168.0/21      AS10248 IPI Internet Partners, 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
              207.231.96.0/19      AS11194 NUNETI NuNet Inc
              208.81.187.0/24      AS19194 SNL-8 Sentris Network LLC
              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
              216.145.190.0/24     AS10758 INWAVE INWave Internet, Inc
              216.145.191.0/24     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
              216.186.151.0/24     AS3356  LEVEL3 Level 3 Communications
              216.186.152.0/21     AS3356  LEVEL3 Level 3 Communications
              216.186.160.0/23     AS3356  LEVEL3 Level 3 Communications
              216.186.164.0/22     AS3356  LEVEL3 Level 3 Communications
              216.186.192.0/22     AS3356  LEVEL3 Level 3 Communications
              216.186.198.0/23     AS3356  LEVEL3 Level 3 Communications
              216.186.248.0/23     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