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BGP Update Report

BGP Update Report
Interval: 13-May-10 -to- 20-May-10 (7 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS4538            36343  3.2%       6.9 -- ERX-CERNET-BKB China Education and Research Network Center
 2 - AS17974           28658  2.5%      63.3 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
 3 - AS14420           23276  2.1%      56.8 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A.
 4 - AS36992           17477  1.5%      28.4 -- ETISALAT-MISR
 5 - AS5800            13012  1.1%      52.7 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
 6 - AS4323            12992  1.1%       4.5 -- TWTC - tw telecom holdings, inc.
 7 - AS9829            10704  0.9%      23.9 -- BSNL-NIB National Internet Backbone
 8 - AS28477           10236  0.9%    1137.3 -- Universidad Autonoma del Esstado de Morelos
 9 - AS8452             8620  0.8%       8.9 -- TEDATA TEDATA
10 - AS32528            7885  0.7%    1577.0 -- ABBOTT Abbot Labs
11 - AS13979            7864  0.7%       6.2 -- ATT-IPFR - AT&T WorldNet Services
12 - AS24560            7543  0.7%       8.5 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
13 - AS41786            6870  0.6%     312.3 -- ERTH-YOLA-AS CJSC "Company "ER-Telecom" Yoshkar-Ola
14 - AS3549             6659  0.6%     107.4 -- GBLX Global Crossing Ltd.
15 - AS17488            6338  0.6%       5.4 -- HATHWAY-NET-AP Hathway IP Over Cable Internet
16 - AS8151             5472  0.5%       8.9 -- Uninet S.A. de C.V.
17 - AS12641            5338  0.5%       5.7 -- BT_MPLS BT Global Services MPLS core network
18 - AS22773            5243  0.5%       7.4 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
19 - AS34984            4741  0.4%      21.2 -- TELLCOM-AS Tellcom Iletisim Hizmetleri
20 - AS20115            4637  0.4%       5.4 -- CHARTER-NET-HKY-NC - Charter Communications


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS48754            2637  0.2%    2637.0 -- SOBIS-AS SC SOBIS SOLUTIONS SRL
 2 - AS35931            3341  0.3%    1670.5 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC
 3 - AS32528            7885  0.7%    1577.0 -- ABBOTT Abbot Labs
 4 - AS50788            1336  0.1%    1336.0 -- OSYPENKO-AS FOP Osypenko Vitalij Volodymyrovych
 5 - AS28477           10236  0.9%    1137.3 -- Universidad Autonoma del Esstado de Morelos
 6 - AS11613             936  0.1%     936.0 -- U-SAVE - U-Save Auto Rental of America, Inc.
 7 - AS18399             645  0.1%     645.0 -- BAGAN-TRANSIT-AS Bagan Cybertech IDC & Teleport International Transit
 8 - AS28052             576  0.1%     576.0 -- Arte Radiotelevisivo Argentino
 9 - AS29544            1097  0.1%     548.5 -- MAURITEL-AS
10 - AS29493             419  0.0%     419.0 -- GRIDPNPI Institution of Russian Science Academy Petersburg Nuclear Physics Institute of B.P. Konstantinov RAN
11 - AS10445            2378  0.2%     396.3 -- HTG - Huntleigh Telcom
12 - AS3505              738  0.1%     369.0 -- WINDSTREAM - Windstream Communications Inc
13 - AS7534             1318  0.1%     329.5 -- SILKERA-TW NEW SILKERA NETWORK
14 - AS27067             658  0.1%     329.0 -- DNIC-ASBLK-27032-27159 - DoD Network Information Center
15 - AS38331             328  0.0%     328.0 -- ITS-AS-ID-AP Institut Teknologi Sepuluh Nopember
16 - AS41786            6870  0.6%     312.3 -- ERTH-YOLA-AS CJSC "Company "ER-Telecom" Yoshkar-Ola
17 - AS15102            3095  0.3%     281.4 -- ASN-WIBAND-1 - WiBand Communications Corp.
18 - AS37144             259  0.0%     259.0 -- VALUCARD-NG
19 - AS10697            4308  0.4%     253.4 -- Interlink S.R.L.
20 - AS50257             444  0.0%     222.0 -- A-MOBILE-AS JV A-Mobile Ltd.


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 58.207.96.0/19    10764  0.9%   AS4538  -- ERX-CERNET-BKB China Education and Research Network Center
 2 - 200.13.36.0/24    10213  0.8%   AS28477 -- Universidad Autonoma del Esstado de Morelos
 3 - 188.187.184.0/24   6677  0.5%   AS41786 -- ERTH-YOLA-AS CJSC "Company "ER-Telecom" Yoshkar-Ola
 4 - 64.76.40.0/24      6114  0.5%   AS3549  -- GBLX Global Crossing Ltd.
 5 - 130.36.34.0/24     3910  0.3%   AS32528 -- ABBOTT Abbot Labs
 6 - 130.36.35.0/24     3909  0.3%   AS32528 -- ABBOTT Abbot Labs
 7 - 206.184.16.0/24    2941  0.2%   AS174   -- COGENT Cogent/PSI
 8 - 200.50.186.0/24    2828  0.2%   AS10697 -- Interlink S.R.L.
 9 - 91.212.23.0/24     2637  0.2%   AS48754 -- SOBIS-AS SC SOBIS SOLUTIONS SRL
10 - 143.138.107.0/24   2505  0.2%   AS747   -- TAEGU-AS - Headquarters, USAISC
11 - 205.91.160.0/20    2160  0.2%   AS5976  -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
12 - 198.140.43.0/24    2133  0.2%   AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC
13 - 180.233.225.0/24   1433  0.1%   AS38680 -- CMBHK-AS-KR CMB
14 - 202.92.235.0/24    1404  0.1%   AS9498  -- BBIL-AP BHARTI Airtel Ltd.
15 - 193.107.224.0/22   1336  0.1%   AS50788 -- OSYPENKO-AS FOP Osypenko Vitalij Volodymyrovych
16 - 213.55.112.0/21    1277  0.1%   AS24757 -- EthioNet-AS
17 - 213.55.96.0/20     1277  0.1%   AS24757 -- EthioNet-AS
18 - 90.150.0.0/24      1254  0.1%   AS35400 -- MFIST Interregoinal Organization Network Technologies
19 - 200.50.187.0/24    1217  0.1%   AS10697 -- Interlink S.R.L.
20 - 63.211.68.0/22     1208  0.1%   AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC

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