BGP Update Report

Fri Feb 5 22:00:01 UTC 2010

BGP Update Report
Interval: 28-Jan-10 -to- 04-Feb-10 (7 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS18170           74298  6.7%    3377.2 -- CHANGWON-AS-KR Changwon National University
 2 - AS5800            20233  1.8%      88.0 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
 3 - AS31055           19475  1.8%    9737.5 -- CONSULTIX-AS Consultix GmbH
 4 - AS7303            19214  1.7%      29.0 -- Telecom Argentina S.A.
 5 - AS14420           16540  1.5%      42.6 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A.
 6 - AS3300            14884  1.4%     240.1 -- BT-INFONET-EUROPE BT-Infonet-Europe
 7 - AS4134            12793  1.2%       5.1 -- CHINANET-BACKBONE No.31,Jin-rong Street
 8 - AS35805           11895  1.1%      21.0 -- UTG-AS United Telecom AS
 9 - AS45408           11738  1.1%    5869.0 -- 
10 - AS7643            11283  1.0%      25.9 -- VNPT-AS-VN Vietnam Posts and Telecommunications (VNPT)
11 - AS9829            10876  1.0%      24.9 -- BSNL-NIB National Internet Backbone
12 - AS9430             8466  0.8%     325.6 -- STPI-NOIDA Software Technology Parks of India,Block-IV
13 - AS28878            8215  0.8%    2738.3 -- SIGNET-AS Signet B.V.
14 - AS4249             8035  0.7%      46.2 -- LILLY-AS - Eli Lilly and Company
15 - AS1659             7819  0.7%      39.3 -- ERX-TANET-ASN1 Tiawan Academic Network (TANet) Information Center
16 - AS8452             7631  0.7%       9.7 -- TEDATA TEDATA
17 - AS23577            7327  0.7%      15.5 -- ATM-MPLS-AS-KR Korea Telecom
18 - AS5536             7156  0.7%      68.2 -- Internet-Egypt
19 - AS7738             7030  0.6%      16.3 -- Telecomunicacoes da Bahia S.A.
20 - AS17964            6923  0.6%      86.5 -- DXTNET Beijing Dian-Xin-Tong Network Technologies Co., Ltd.


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS31055           19475  1.8%    9737.5 -- CONSULTIX-AS Consultix GmbH
 2 - AS45408           11738  1.1%    5869.0 -- 
 3 - AS18170           74298  6.7%    3377.2 -- CHANGWON-AS-KR Changwon National University
 4 - AS5691             2743  0.2%    2743.0 -- MITRE-AS-5 - The MITRE Corporation
 5 - AS28878            8215  0.8%    2738.3 -- SIGNET-AS Signet B.V.
 6 - AS18439            1289  0.1%    1289.0 -- VISTATSI - VISTA Technology Services Inc.
 7 - AS16569            2278  0.2%    1139.0 -- ASN-CITY-OF-CALGARY - City of Calgary
 8 - AS27245             876  0.1%     876.0 -- HEIDRICK-CHICAGO - HEIDRICK
 9 - AS37020             672  0.1%     672.0 -- CELTEL-DRC
10 - AS29421             528  0.1%     528.0 -- DCI-AS Digital Communications Incorporated Ltd.
11 - AS18167            2082  0.2%     520.5 -- HCLCOMNET-AS-IN HCL Comnet Systems & Services Ltd
12 - AS3475              457  0.0%     457.0 -- LANT-AFLOAT - Navy Network Information Center (NNIC)
13 - AS10445            2514  0.2%     419.0 -- HTG - Huntleigh Telcom
14 - AS28277             388  0.0%     388.0 -- Vmax Net Telecomunicações do Brasil Ltda
15 - AS11993            1119  0.1%     373.0 -- Banco do Brasil S.A.
16 - AS4270             1054  0.1%     351.3 -- Red de Interconexion Universitaria
17 - AS9430             8466  0.8%     325.6 -- STPI-NOIDA Software Technology Parks of India,Block-IV
18 - AS18399            1268  0.1%     317.0 -- BAGAN-TRANSIT-AS Bagan Cybertech IDC & Teleport International Transit
19 - AS6658              622  0.1%     311.0 -- NAPRI s.r.o.
20 - AS47559             298  0.0%     298.0 -- TSCNET-AS Tele Satelyt Company SRL


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 62.168.199.0/24   19473  1.6%   AS31055 -- CONSULTIX-AS Consultix GmbH
 2 - 62.193.80.0/24     6283  0.5%   AS5536  -- Internet-Egypt
 3 - 114.70.96.0/24     5869  0.5%   AS45408 -- 
 4 - 114.70.97.0/24     5869  0.5%   AS45408 -- 
 5 - 193.177.160.0/23   5559  0.5%   AS28878 -- SIGNET-AS Signet B.V.
 6 - 59.22.138.0/23     4631  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
 7 - 220.68.46.0/23     4631  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
 8 - 220.84.78.0/24     4631  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
 9 - 203.246.0.0/19     4631  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
10 - 220.84.77.0/24     4631  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
11 - 220.68.48.0/21     4631  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
12 - 59.22.140.0/23     4631  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
13 - 221.164.52.0/23    4631  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
14 - 221.164.54.0/24    4631  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
15 - 203.246.0.0/24     4614  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
16 - 59.22.142.0/24     4614  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
17 - 203.246.23.0/24    4614  0.4%   AS18170 -- CHANGWON-AS-KR Changwon National University
18 - 118.39.132.0/24    3742  0.3%   AS18170 -- CHANGWON-AS-KR Changwon National University
19 - 118.39.131.0/24    3740  0.3%   AS18170 -- CHANGWON-AS-KR Changwon National University
20 - 118.39.128.0/24    3740  0.3%   AS18170 -- CHANGWON-AS-KR Changwon National University

Details at http://bgpupdates.potaroo.net
------------------------------------
Copies of this report are mailed to:
  nanog at merit.edu
  eof-list at ripe.net
  apops at apops.net
  routing-wg at ripe.net
  afnog at afnog.org