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[routing-wg] The Cidr Report

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cidr-report at potaroo.net cidr-report at potaroo.net
Fri Feb 10 23:00:00 CET 2012
This report has been generated at Fri Feb 10 21:12:37 2012 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
        03-02-12    397625      230154
        04-02-12    398129      229956
        05-02-12    397792      230223
        06-02-12    397996      230469
        07-02-12    398139      230795
        08-02-12    398862      230787
        09-02-12    399071      230735
        10-02-12    398957      231557


AS Summary
         40190  Number of ASes in routing system
         16851  Number of ASes announcing only one prefix
          3442  Largest number of prefixes announced by an AS
                AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc.
      109981184  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').

 --- 10Feb12 ---
ASnum    NetsNow NetsAggr  NetGain   % Gain   Description

Table     399616   231551   168065    42.1%   All ASes

AS6389      3442      204     3238    94.1%   BELLSOUTH-NET-BLK -
                                               BellSouth.net Inc.
AS7029      3432     1743     1689    49.2%   WINDSTREAM - Windstream
                                               Communications Inc
AS18566     2093      413     1680    80.3%   COVAD - Covad Communications
                                               Co.
AS4766      2475     1002     1473    59.5%   KIXS-AS-KR Korea Telecom
AS22773     1510      118     1392    92.2%   ASN-CXA-ALL-CCI-22773-RDC -
                                               Cox Communications Inc.
AS2118      1385       14     1371    99.0%   RELCOM-AS OOO "NPO Relcom"
AS4323      1611      387     1224    76.0%   TWTC - tw telecom holdings,
                                               inc.
AS28573     1659      497     1162    70.0%   NET Servicos de Comunicao S.A.
AS4755      1531      402     1129    73.7%   TATACOMM-AS TATA
                                               Communications formerly VSNL
                                               is Leading ISP
AS1785      1871      791     1080    57.7%   AS-PAETEC-NET - PaeTec
                                               Communications, Inc.
AS7552      1393      358     1035    74.3%   VIETEL-AS-AP Vietel
                                               Corporation
AS10620     1751      739     1012    57.8%   Telmex Colombia S.A.
AS19262     1386      397      989    71.4%   VZGNI-TRANSIT - Verizon Online
                                               LLC
AS7303      1263      371      892    70.6%   Telecom Argentina S.A.
AS26615      897       33      864    96.3%   Tim Celular S.A.
AS8402      1645      824      821    49.9%   CORBINA-AS OJSC "Vimpelcom"
AS4808      1149      342      807    70.2%   CHINA169-BJ CNCGROUP IP
                                               network China169 Beijing
                                               Province Network
AS8151      1477      675      802    54.3%   Uninet S.A. de C.V.
AS18101      952      156      796    83.6%   RELIANCE-COMMUNICATIONS-IN
                                               Reliance Communications
                                               Ltd.DAKC MUMBAI
AS24560     1014      329      685    67.6%   AIRTELBROADBAND-AS-AP Bharti
                                               Airtel Ltd., Telemedia
                                               Services
AS9498       885      204      681    76.9%   BBIL-AP BHARTI Airtel Ltd.
AS9394       882      207      675    76.5%   CRNET CHINA RAILWAY
                                               Internet(CRNET)
AS7545      1643      979      664    40.4%   TPG-INTERNET-AP TPG Internet
                                               Pty Ltd
AS3356      1096      455      641    58.5%   LEVEL3 Level 3 Communications
AS30036     1384      761      623    45.0%   MEDIACOM-ENTERPRISE-BUSINESS -
                                               Mediacom Communications Corp
AS17974     1728     1119      609    35.2%   TELKOMNET-AS2-AP PT
                                               Telekomunikasi Indonesia
AS17676      681       75      606    89.0%   GIGAINFRA Softbank BB Corp.
AS15557     1095      510      585    53.4%   LDCOMNET Societe Francaise du
                                               Radiotelephone S.A
AS4804       660       95      565    85.6%   MPX-AS Microplex PTY LTD
AS3549       986      430      556    56.4%   GBLX Global Crossing Ltd.

Total      44976    14630    30346    67.5%   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-
        14.192.0.0/22        AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
        14.192.4.0/22        AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
        14.192.8.0/22        AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
        14.192.12.0/22       AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
        14.192.16.0/22       AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
        14.192.20.0/22       AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
        14.192.24.0/22       AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
        14.192.28.0/22       AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
        37.114.8.0/21        AS20608 T-SYSTEMS-ITALIA-AS T-Systems Italia Autonomous System
        37.114.192.0/18      AS51074 MABNA Gostaresh Ertebatate Mabna Co. Ltd.
        37.115.0.0/16        AS15895 KSNET-AS Kyivstar GSM
        41.222.79.0/24       AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited
        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
        66.129.0.0/19        AS3901  ARRAKIS - Higher Technology Services
        66.180.239.0/24      AS35888 VIGNETTE - VIGNETTE CORPORATION
        66.207.32.0/20       AS23011 
        66.245.176.0/20      AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC
        66.251.128.0/24      AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
        66.251.133.0/24      AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
        66.251.134.0/24      AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
        66.251.136.0/21      AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
        66.251.140.0/24      AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
        66.251.141.0/24      AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
        66.251.142.0/24      AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
        66.251.143.0/24      AS3356  LEVEL3 Level 3 Communications
        69.46.224.0/20       AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers
        69.46.233.0/24       AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers
        69.46.236.0/24       AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers
        71.19.134.0/23       AS3313  INET-AS BT Italia S.p.A.
        72.44.16.0/20        AS15054 HAMELTRONICS - Hameltronics, LLC
        98.159.96.0/20       AS46975 
        110.34.44.0/22       AS12653 COMTONET KB Impuls Hellas S.A.
        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        AS3356  LEVEL3 Level 3 Communications
        172.102.0.0/22       AS4812  CHINANET-SH-AP China Telecom (Group)
        176.108.32.0/20      AS31042 SERBIA-BROADBAND-AS Serbia BroadBand-Srpske Kablovske mreze d.o.o.
        190.104.32.0/21      AS27882 Telefónica Celular de Bolivia S.A.
        193.0.22.0/23        AS3333  RIPE-NCC-AS RIPE Network Coordination Centre
        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
        200.33.40.0/24       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
        202.83.120.0/21      AS37972 
        202.83.124.0/24      AS37972 
        202.83.125.0/24      AS37972 
        202.83.126.0/24      AS37972 
        202.86.32.0/20       AS18255 BRISBANE-AP Brisbane City Council
        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
        202.140.128.0/19     AS9583  SIFY-AS-IN Sify Limited
        202.160.152.0/22     AS10113 EFTEL-AS-AP Eftel Limited.
        202.174.125.0/24     AS9498  BBIL-AP BHARTI Airtel Ltd.
        202.176.1.0/24       AS9942  COMINDICO-AP SOUL Converged Communications Australia
        202.179.134.0/24     AS23966 LDN-AS-PK LINKdotNET Telecom 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
        203.80.128.0/23      AS9260  MULTINET-PK NSP,ISP,HFC,DSL,DIALUP,Data Network Connectivity solutions,
        203.80.130.0/23      AS9260  MULTINET-PK NSP,ISP,HFC,DSL,DIALUP,Data Network Connectivity solutions,
        203.142.219.0/24     AS45149 
        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.
        206.123.129.0/24     AS10790 INREACH-AS - InReach Internet
        206.180.240.0/20     AS12083 KNOLOGY-NET - KNOLOGY,  Inc.
        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.
        208.83.53.0/24       AS40569 YGOMI-AS - Ygomi LLC
        208.91.56.0/21       AS22241 IC2NET - IC2NET
        208.91.56.0/24       AS22241 IC2NET - IC2NET
        208.91.57.0/24       AS22241 IC2NET - IC2NET
        208.91.58.0/24       AS22241 IC2NET - IC2NET
        208.91.59.0/24       AS22241 IC2NET - IC2NET
        208.91.60.0/24       AS22241 IC2NET - IC2NET
        208.91.61.0/24       AS22241 IC2NET - IC2NET
        208.91.62.0/24       AS22241 IC2NET - IC2NET
        208.91.63.0/24       AS22241 IC2NET - IC2NET
        209.133.224.0/19     AS4323  TWTC - tw telecom holdings, inc.
        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
        209.222.240.0/22     AS19747 
        210.56.150.0/23      AS38138 INTECH-TRANSIT-BD InTech Online Limited, INTERNET SERVICE LIMITED
        216.12.160.0/20      AS26627 AS-PILOSOFT - Pilosoft, Inc.
        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:
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