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BGP Update Report

BGP Update Report
Interval: 20-May-10 -to- 27-May-10 (7 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS14420           33287  3.0%      80.6 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A.
 2 - AS5800            20231  1.8%     112.4 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
 3 - AS4323            15200  1.4%       4.9 -- TWTC - tw telecom holdings, inc.
 4 - AS8452            11866  1.1%      12.8 -- TEDATA TEDATA
 5 - AS4538            10961  1.0%     142.4 -- ERX-CERNET-BKB China Education and Research Network Center
 6 - AS28477           10079  0.9%    1119.9 -- Universidad Autonoma del Esstado de Morelos
 7 - AS24560            9762  0.9%      10.9 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
 8 - AS32528            9270  0.8%    1854.0 -- ABBOTT Abbot Labs
 9 - AS17974            7985  0.7%      13.6 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
10 - AS6389             7570  0.7%       2.1 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
11 - AS17488            7389  0.7%       5.7 -- HATHWAY-NET-AP Hathway IP Over Cable Internet
12 - AS30890            7367  0.7%      17.1 -- EVOLVA Evolva Telecom s.r.l.
13 - AS36992            7336  0.7%      12.2 -- ETISALAT-MISR
14 - AS9829             7155  0.7%      18.6 -- BSNL-NIB National Internet Backbone
15 - AS35805            6929  0.6%      11.0 -- UTG-AS United Telecom AS
16 - AS3549             6595  0.6%      80.4 -- GBLX Global Crossing Ltd.
17 - AS10697            5894  0.5%     267.9 -- Interlink S.R.L.
18 - AS5786             5877  0.5%      31.8 -- UPRENET - University of Puerto Rico
19 - AS20115            5456  0.5%       7.0 -- CHARTER-NET-HKY-NC - Charter Communications
20 - AS9394             5391  0.5%       5.1 -- CRNET CHINA RAILWAY Internet(CRNET)


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS50788            2657  0.2%    2657.0 -- OSYPENKO-AS FOP Osypenko Vitalij Volodymyrovych
 2 - AS32528            9270  0.8%    1854.0 -- ABBOTT Abbot Labs
 3 - AS48754            1784  0.2%    1784.0 -- SOBIS-AS SC SOBIS SOLUTIONS SRL
 4 - AS38680            1531  0.1%    1531.0 -- CMBHK-AS-KR CMB
 5 - AS28477           10079  0.9%    1119.9 -- Universidad Autonoma del Esstado de Morelos
 6 - AS27067            2170  0.2%    1085.0 -- DNIC-ASBLK-27032-27159 - DoD Network Information Center
 7 - AS18399            3901  0.3%     975.2 -- BAGAN-TRANSIT-AS Bagan Cybertech IDC & Teleport International Transit
 8 - AS11613             778  0.1%     778.0 -- U-SAVE - U-Save Auto Rental of America, Inc.
 9 - AS29493             711  0.1%     711.0 -- GRIDPNPI Institution of Russian Science Academy Petersburg Nuclear Physics Institute of B.P. Konstantinov RAN
10 - AS39342             602  0.1%     602.0 -- MEDIATRAFFIC Mediatraffic Oy as-number
11 - AS28052             522  0.1%     522.0 -- Arte Radiotelevisivo Argentino
12 - AS47348             452  0.0%     452.0 -- PEACE_GLOBAL Peace Global Satellite Communications Limited
13 - AS5573             1697  0.1%     424.2 -- KRASNET-AS KRASNET Regional Telecommunications Network
14 - AS10445            2456  0.2%     409.3 -- HTG - Huntleigh Telcom
15 - AS9120              407  0.0%     407.0 -- COHAESIONET Cohaesio A/S
16 - AS39984             374  0.0%     374.0 -- STARZENTERTAINMENT - Starz Entertainment Group LLC
17 - AS37144             358  0.0%     358.0 -- VALUCARD-NG
18 - AS34205             315  0.0%     315.0 -- MRBD-AS Far East Telecommunications Company
19 - AS50037             299  0.0%     299.0 -- SERVERKURSK-AS Server Ltd.
20 - AS30402             575  0.1%     287.5 -- HARRIS - Harris Interactive Inc.


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 58.207.96.0/19    10746  0.9%   AS4538  -- ERX-CERNET-BKB China Education and Research Network Center
 2 - 200.13.36.0/24    10055  0.8%   AS28477 -- Universidad Autonoma del Esstado de Morelos
 3 - 64.76.40.0/24      6122  0.5%   AS3549  -- GBLX Global Crossing Ltd.
 4 - 130.36.34.0/24     4602  0.4%   AS32528 -- ABBOTT Abbot Labs
 5 - 130.36.35.0/24     4602  0.4%   AS32528 -- ABBOTT Abbot Labs
 6 - 203.81.166.0/24    3071  0.3%   AS18399 -- BAGAN-TRANSIT-AS Bagan Cybertech IDC & Teleport International Transit
 7 - 143.138.107.0/24   3025  0.2%   AS747   -- TAEGU-AS - Headquarters, USAISC
 8 - 206.184.16.0/24    3001  0.2%   AS174   -- COGENT Cogent/PSI
 9 - 200.50.186.0/24    2847  0.2%   AS10697 -- Interlink S.R.L.
10 - 200.50.187.0/24    2811  0.2%   AS10697 -- Interlink S.R.L.
11 - 193.107.224.0/22   2657  0.2%   AS50788 -- OSYPENKO-AS FOP Osypenko Vitalij Volodymyrovych
12 - 111.68.29.0/24     2331  0.2%   AS45324 -- GMEDIA-AS-ID Global Media Teknologi, PT
                                     AS4800  -- LINTASARTA-AS-AP Network Access Provider and Internet Service Provider
13 - 91.212.23.0/24     1784  0.1%   AS48754 -- SOBIS-AS SC SOBIS SOLUTIONS SRL
14 - 180.233.225.0/24   1531  0.1%   AS38680 -- CMBHK-AS-KR CMB
15 - 202.92.235.0/24    1461  0.1%   AS9498  -- BBIL-AP BHARTI Airtel Ltd.
16 - 214.13.40.0/21     1240  0.1%   AS5800  -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
17 - 214.27.74.0/23     1154  0.1%   AS5800  -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
18 - 213.228.107.0/24   1141  0.1%   AS5573  -- KRASNET-AS KRASNET Regional Telecommunications Network
19 - 124.14.64.0/18     1090  0.1%   AS4847  -- CNIX-AP China Networks Inter-Exchange
20 - 220.113.32.0/20    1090  0.1%   AS4847  -- CNIX-AP China Networks Inter-Exchange

Details at http://bgpupdates.potaroo.net
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