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BGP Update Report

BGP Update Report
Interval: 29-Apr-10 -to- 06-May-10 (7 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS17488           61957  4.8%      53.7 -- HATHWAY-NET-AP Hathway IP Over Cable Internet
 2 - AS9498            25882  2.0%      41.4 -- BBIL-AP BHARTI Airtel Ltd.
 3 - AS9829            22482  1.7%      24.0 -- BSNL-NIB National Internet Backbone
 4 - AS9583            17345  1.3%      46.0 -- SIFY-AS-IN Sify Limited
 5 - AS18207           15776  1.2%      52.8 -- IQARA-INDIA-AP Iqara Telecom India Pvt Ltd.
 6 - AS35805           13424  1.0%      21.7 -- UTG-AS United Telecom AS
 7 - AS30890           13274  1.0%      31.1 -- EVOLVA Evolva Telecom s.r.l.
 8 - AS8386            12219  0.9%     152.7 -- KOCNET KOCNET-AS
 9 - AS4538            10782  0.8%     399.3 -- ERX-CERNET-BKB China Education and Research Network Center
10 - AS29049           10767  0.8%      37.0 -- DELTA-TELECOM-AS Delta Telecom LTD.
11 - AS28477           10597  0.8%   10597.0 -- Universidad Autonoma del Esstado de Morelos
12 - AS36992           10094  0.8%      15.6 -- ETISALAT-MISR
13 - AS7633             8992  0.7%      62.0 -- SOFTNET-AS-AP Software Technology Parks of India - Bangalore
14 - AS14420            7871  0.6%      19.0 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A.
15 - AS9198             7660  0.6%      32.5 -- KAZTELECOM-AS JSC Kazakhtelecom
16 - AS8452             7497  0.6%      10.5 -- TEDATA TEDATA
17 - AS22047            7494  0.6%      57.6 -- VTR BANDA ANCHA S.A.
18 - AS5800             7444  0.6%      36.5 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
19 - AS12479            7438  0.6%     275.5 -- UNI2-AS Uni2 - Lince telecomunicaciones
20 - AS8151             6857  0.5%      11.8 -- Uninet S.A. de C.V.


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS28477           10597  0.8%   10597.0 -- Universidad Autonoma del Esstado de Morelos
 2 - AS47346            3376  0.3%    3376.0 -- ELECOM-NT-AS Elecom-NT LLC
 3 - AS13004            2646  0.2%    2646.0 -- SOX Serbian Open Exchange
 4 - AS26025            2229  0.2%    2229.0 -- COC - City of Calgary
 5 - AS16569            2217  0.2%    2217.0 -- ASN-CITY-OF-CALGARY - City of Calgary
 6 - AS48754            1547  0.1%    1547.0 -- SOBIS-AS SC SOBIS SOLUTIONS SRL
 7 - AS38680            1375  0.1%    1375.0 -- CMBHK-AS-KR CMB
 8 - AS3397              839  0.1%     839.0 -- DAVINCI - Davinci Broadband Inc.
 9 - AS28671             757  0.1%     757.0 -- Konecta Telecomunicações Ltda
10 - AS11613             744  0.1%     744.0 -- U-SAVE - U-Save Auto Rental of America, Inc.
11 - AS30341            1837  0.1%     612.3 -- SCTA-ASN - South Central Telephone Association
12 - AS44663             580  0.0%     580.0 -- INFOPROCESS-PL-AS Infoprocess Solutions
13 - AS18399            2152  0.2%     538.0 -- BAGAN-TRANSIT-AS Bagan Cybertech IDC & Teleport International Transit
14 - AS4538            10782  0.8%     399.3 -- ERX-CERNET-BKB China Education and Research Network Center
15 - AS10445            2326  0.2%     387.7 -- HTG - Huntleigh Telcom
16 - AS28052             371  0.0%     371.0 -- Arte Radiotelevisivo Argentino
17 - AS38468             346  0.0%     346.0 -- YESBANK-IN ASN for YESBANK
18 - AS47593             345  0.0%     345.0 -- ATELECOM A-Telcom Ltd
19 - AS3505              684  0.1%     342.0 -- WINDSTREAM - Windstream Communications Inc
20 - AS36977            4971  0.4%     310.7 -- WARID-AS


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 58.207.96.0/19    10669  0.8%   AS4538  -- ERX-CERNET-BKB China Education and Research Network Center
 2 - 200.13.36.0/24    10597  0.8%   AS28477 -- Universidad Autonoma del Esstado de Morelos
 3 - 93.191.104.0/21    3376  0.2%   AS47346 -- ELECOM-NT-AS Elecom-NT LLC
 4 - 202.92.235.0/24    3338  0.2%   AS9498  -- BBIL-AP BHARTI Airtel Ltd.
 5 - 188.187.184.0/24   3241  0.2%   AS41786 -- ERTH-YOLA-AS CJSC "Company "ER-Telecom" Yoshkar-Ola
 6 - 206.184.16.0/24    2921  0.2%   AS174   -- COGENT Cogent/PSI
 7 - 193.105.163.0/24   2646  0.2%   AS13004 -- SOX Serbian Open Exchange
 8 - 85.60.194.0/23     2486  0.2%   AS12479 -- UNI2-AS Uni2 - Lince telecomunicaciones
 9 - 143.138.107.0/24   2288  0.2%   AS747   -- TAEGU-AS - Headquarters, USAISC
10 - 208.98.231.0/24    2229  0.2%   AS26025 -- COC - City of Calgary
11 - 208.98.230.0/24    2217  0.2%   AS16569 -- ASN-CITY-OF-CALGARY - City of Calgary
12 - 203.81.166.0/24    2068  0.1%   AS18399 -- BAGAN-TRANSIT-AS Bagan Cybertech IDC & Teleport International Transit
13 - 85.60.192.0/23     1570  0.1%   AS12479 -- UNI2-AS Uni2 - Lince telecomunicaciones
14 - 91.212.23.0/24     1547  0.1%   AS48754 -- SOBIS-AS SC SOBIS SOLUTIONS SRL
15 - 180.233.225.0/24   1375  0.1%   AS38680 -- CMBHK-AS-KR CMB
16 - 90.150.0.0/24      1236  0.1%   AS35400 -- MFIST Interregoinal Organization Network Technologies
17 - 85.60.208.0/21     1112  0.1%   AS12479 -- UNI2-AS Uni2 - Lince telecomunicaciones
18 - 205.91.160.0/20    1106  0.1%   AS5976  -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
19 - 85.60.208.0/22     1100  0.1%   AS12479 -- UNI2-AS Uni2 - Lince telecomunicaciones
20 - 220.113.32.0/20     952  0.1%   AS4847  -- CNIX-AP China Networks Inter-Exchange

Details at http://bgpupdates.potaroo.net
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