This archive is retained to ensure existing URLs remain functional. It will not contain any emails sent to this mailing list after July 1, 2024. For all messages, including those sent before and after this date, please visit the new location of the archive at https://mailman.ripe.net/archives/list/routing-wg@ripe.net/
[routing-wg] The Cidr Report

Previous message (by thread): [routing-wg] The Cidr Report
Next message (by thread): [routing-wg] The Cidr Report
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
cidr-report at potaroo.net cidr-report at potaroo.net
Sat Aug 20 00:00:00 CEST 2011
This report has been generated at Fri Aug 19 21:12:10 2011 AEST.
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
        12-08-11    370369      218537
        13-08-11    370682      218804
        14-08-11    370852      218612
        15-08-11    370639      219040
        16-08-11    370764      218957
        17-08-11    371210      219345
        18-08-11    371303      219088
        19-08-11    371450      219080


AS Summary
         38646  Number of ASes in routing system
         16292  Number of ASes announcing only one prefix
          3584  Largest number of prefixes announced by an AS
                AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc.
      109714912  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').

 --- 19Aug11 ---
ASnum    NetsNow NetsAggr  NetGain   % Gain   Description

Table     371528   219072   152456    41.0%   All ASes

AS6389      3584      231     3353    93.6%   BELLSOUTH-NET-BLK -
                                               BellSouth.net Inc.
AS18566     1912      376     1536    80.3%   COVAD - Covad Communications
                                               Co.
AS4766      2498      969     1529    61.2%   KIXS-AS-KR Korea Telecom
AS22773     1436      106     1330    92.6%   ASN-CXA-ALL-CCI-22773-RDC -
                                               Cox Communications Inc.
AS4755      1531      223     1308    85.4%   TATACOMM-AS TATA
                                               Communications formerly VSNL
                                               is Leading ISP
AS4323      1618      402     1216    75.2%   TWTC - tw telecom holdings,
                                               inc.
AS1785      1822      773     1049    57.6%   AS-PAETEC-NET - PaeTec
                                               Communications, Inc.
AS7552      1412      391     1021    72.3%   VIETEL-AS-AP Vietel
                                               Corporation
AS19262     1405      395     1010    71.9%   VZGNI-TRANSIT - Verizon Online
                                               LLC
AS10620     1591      671      920    57.8%   Telmex Colombia S.A.
AS28573     1267      380      887    70.0%   NET Servicos de Comunicao S.A.
AS7545      1576      712      864    54.8%   TPG-INTERNET-AP TPG Internet
                                               Pty Ltd
AS24560     1199      382      817    68.1%   AIRTELBROADBAND-AS-AP Bharti
                                               Airtel Ltd., Telemedia
                                               Services
AS18101      947      146      801    84.6%   RELIANCE-COMMUNICATIONS-IN
                                               Reliance Communications
                                               Ltd.DAKC MUMBAI
AS8151      1406      649      757    53.8%   Uninet S.A. de C.V.
AS7303      1063      320      743    69.9%   Telecom Argentina S.A.
AS4808      1070      340      730    68.2%   CHINA169-BJ CNCGROUP IP
                                               network China169 Beijing
                                               Province Network
AS3356      1112      454      658    59.2%   LEVEL3 Level 3 Communications
AS20115     1586      957      629    39.7%   CHARTER-NET-HKY-NC - Charter
                                               Communications
AS17488      990      367      623    62.9%   HATHWAY-NET-AP Hathway IP Over
                                               Cable Internet
AS14420      705       89      616    87.4%   CORPORACION NACIONAL DE
                                               TELECOMUNICACIONES - CNT EP
AS22561      967      363      604    62.5%   DIGITAL-TELEPORT - Digital
                                               Teleport Inc.
AS17676      673       71      602    89.5%   GIGAINFRA Softbank BB Corp.
AS3549      1007      432      575    57.1%   GBLX Global Crossing Ltd.
AS4804       643       86      557    86.6%   MPX-AS Microplex PTY LTD
AS22047      578       32      546    94.5%   VTR BANDA ANCHA S.A.
AS4780       756      219      537    71.0%   SEEDNET Digital United Inc.
AS7011      1160      627      533    45.9%   FRONTIER-AND-CITIZENS -
                                               Frontier Communications of
                                               America, Inc.
AS17974     1822     1300      522    28.6%   TELKOMNET-AS2-AP PT
                                               Telekomunikasi Indonesia
AS15475      512        8      504    98.4%   NOL

Total      39848    12471    27377    68.7%   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-
        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.
        76.77.32.0/19        AS2828  XO-AS15 - XO Communications
        80.88.10.0/24        AS33774 DJAWEB
        80.88.12.0/24        AS33779 wataniya-telecom-as
        93.180.88.0/21       AS42410 PTP-AS Point To Point Ltd.
        110.34.44.0/22       AS12653 COMTONET KB Impuls Hellas
        115.42.47.0/24       AS1221  ASN-TELSTRA Telstra Pty Ltd
        116.193.152.0/24     AS55536 MIHK-HK Pacswitch Globe Telecom
        116.193.153.0/24     AS55536 MIHK-HK Pacswitch Globe Telecom
        116.193.154.0/24     AS55536 MIHK-HK Pacswitch Globe Telecom
        116.193.155.0/24     AS55536 MIHK-HK Pacswitch Globe Telecom
        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.
        172.102.0.0/22       AS4812  CHINANET-SH-AP China Telecom (Group)
        181.82.15.0/24       AS23982 SENDB-AS-KR Dongbu District Office of Education in Seoul
        181.82.16.0/24       AS23982 SENDB-AS-KR Dongbu District Office of Education in Seoul
        181.82.17.0/24       AS38418 SENSD-AS-KR seoul seondong district office of education
        181.82.18.0/24       AS38418 SENSD-AS-KR seoul seondong district office of education
        190.102.32.0/20      AS30058 FDCSERVERS - FDCservers.net
        190.104.32.0/21      AS27882 Telefónica Celular de Bolivia S.A.
        193.111.87.0/24      AS24812 
        193.138.6.0/23       AS16150 PORT80-GLOBALTRANSIT Port80
        193.192.50.0/23      AS39326 GOSCOMB-AS Goscomb Technologies Limited
        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
        200.24.76.0/24       AS7195  Telecorp Colombia S.A.
        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
        202.9.55.0/24        AS2764  AAPT AAPT Limited
        202.9.57.0/24        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
        202.133.73.0/24      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
        203.18.156.0/24      AS1221  ASN-TELSTRA Telstra Pty Ltd
        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 Orange Business Services (formerly Equant) AS for BENELUX
        205.207.148.0/23     AS812   ROGERS-CABLE - Rogers Cable Communications Inc.
        206.72.192.0/23      AS16526 BIRCH-TELECOM - Birch Telecom, Inc.
        206.72.194.0/23      AS16526 BIRCH-TELECOM - Birch Telecom, 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
        216.58.200.0/24      AS18530 ISOMEDIA-1 - Isomedia Inc.
        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.org
  eof-list at ripe.net
  apops at apops.net
  routing-wg at ripe.net
  afnog at afnog.org
Previous message (by thread): [routing-wg] The Cidr Report
Next message (by thread): [routing-wg] The Cidr Report
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
[ routing-wg Archives ]