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BGP Update Report

BGP Update Report
Interval: 25-Feb-10 -to- 04-Mar-10 (7 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS17974           23415  1.3%      24.9 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
 2 - AS31055           19604  1.1%    4901.0 -- CONSULTIX-AS Consultix GmbH
 3 - AS6389            18071  1.0%       4.4 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
 4 - AS22047           17001  1.0%      32.0 -- VTR BANDA ANCHA S.A.
 5 - AS8346            16405  0.9%    1261.9 -- SONATEL-AS Autonomous System
 6 - AS4323            15913  0.9%       3.6 -- TWTC - tw telecom holdings, inc.
 7 - AS9829            15820  0.9%      18.8 -- BSNL-NIB National Internet Backbone
 8 - AS6429            15706  0.9%     119.0 -- Telmex Chile Internet S.A.
 9 - AS8452            13657  0.8%      13.6 -- TEDATA TEDATA
10 - AS14420           13432  0.8%      33.5 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A.
11 - AS7303            12543  0.7%      17.6 -- Telecom Argentina S.A.
12 - AS6471            11434  0.7%      28.2 -- ENTEL CHILE S.A.
13 - AS14117           10265  0.6%      23.6 -- Telefonica del Sur S.A.
14 - AS20115            8861  0.5%       5.7 -- CHARTER-NET-HKY-NC - Charter Communications
15 - AS17908            8395  0.5%      10.9 -- TCISL Tata Communications
16 - AS8151             8364  0.5%       5.2 -- Uninet S.A. de C.V.
17 - AS16569            7995  0.5%    3997.5 -- ASN-CITY-OF-CALGARY - City of Calgary
18 - AS4755             7837  0.5%       6.0 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
19 - AS7545             7579  0.4%       7.7 -- TPG-INTERNET-AP TPG Internet Pty Ltd
20 - AS7018             7461  0.4%       4.7 -- ATT-INTERNET4 - AT&T WorldNet Services


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS31055           19604  1.1%    4901.0 -- CONSULTIX-AS Consultix GmbH
 2 - AS16569            7995  0.5%    3997.5 -- ASN-CITY-OF-CALGARY - City of Calgary
 3 - AS26025            6901  0.4%    3450.5 -- COC - City of Calgary
 4 - AS7419             3938  0.2%    1969.0 -- MONMOUTH-AS - Monmouth University
 5 - AS27097            5535  0.3%    1383.8 -- DNIC-ASBLK-27032-27159 - DoD Network Information Center
 6 - AS8346            16405  0.9%    1261.9 -- SONATEL-AS Autonomous System
 7 - AS45985            3581  0.2%    1193.7 -- DAEWOOSEC Daewoo Securities Co., Ltd.
 8 - AS1619              776  0.0%     776.0 -- PLANET-DATA - Planet Data Solutions, Inc.
 9 - AS27245            1205  0.1%     602.5 -- HEIDRICK-CHICAGO - HEIDRICK
10 - AS45960             543  0.0%     543.0 -- YTLCOMMS-AS-AP YTL COMMUNICATIONS SDN BHD
11 - AS35291             877  0.1%     438.5 -- ICOMM-AS SC Internet Communication Systems SRL
12 - AS28052             350  0.0%     350.0 -- Arte Radiotelevisivo Argentino
13 - AS42220             319  0.0%     319.0 -- SIAPI-AS SIAPI NETWORKS AS NUMBER
14 - AS4103              284  0.0%     284.0 -- APPOC - Headquarters, USAISC
15 - AS8657             1364  0.1%     272.8 -- CPRM CPRM Autonomous System
16 - AS12837             268  0.0%     268.0 -- OLDBANK-NET JSB Starokievsky Bank
17 - AS32794             518  0.0%     259.0 -- ICFG - International Church of the Foursquare Gospel
18 - AS45653            1964  0.1%     245.5 -- ACURE-AS-AP aCure Technology, Data Centres, Perth
19 - AS35714            1185  0.1%     237.0 -- INFOSERVICE-UA Infoservice Comp Private Venture, Internet Service Provider
20 - AS27094             470  0.0%     235.0 -- DNIC-ASBLK-27032-27159 - DoD Network Information Center


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 62.168.199.0/24   19565  0.9%   AS31055 -- CONSULTIX-AS Consultix GmbH
 2 - 208.98.230.0/24    7991  0.4%   AS16569 -- ASN-CITY-OF-CALGARY - City of Calgary
 3 - 208.98.231.0/24    6898  0.3%   AS26025 -- COC - City of Calgary
 4 - 208.154.200.0/24   5481  0.3%   AS8346  -- SONATEL-AS Autonomous System
 5 - 208.144.230.0/24   5462  0.3%   AS8346  -- SONATEL-AS Autonomous System
 6 - 214.15.217.0/24    5430  0.3%   AS27097 -- DNIC-ASBLK-27032-27159 - DoD Network Information Center
 7 - 208.154.199.0/24   5424  0.3%   AS8346  -- SONATEL-AS Autonomous System
 8 - 143.138.107.0/24   3434  0.2%   AS747   -- TAEGU-AS - Headquarters, USAISC
 9 - 199.114.154.0/24   3127  0.1%   AS1733  -- CENTAF-SWA - 754th Electronic Systems Group
10 - 192.12.120.0/24    2545  0.1%   AS5691  -- MITRE-AS-5 - The MITRE Corporation
11 - 41.235.80.0/24     2340  0.1%   AS8452  -- TEDATA TEDATA
12 - 38.107.132.0/22    2122  0.1%   AS7419  -- MONMOUTH-AS - Monmouth University
13 - 155.94.80.0/24     2006  0.1%   AS17003 -- AHP - WYETH-AYERST/AMERICAN HOME PRODUCTS
14 - 24.38.48.0/22      1816  0.1%   AS7419  -- MONMOUTH-AS - Monmouth University
15 - 212.220.14.0/24    1494  0.1%   AS34875 -- YANFES OJSC "Uralsviazinform"
16 - 41.210.192.0/18    1367  0.1%   AS37081 -- movicel-as
                                     AS8657  -- CPRM CPRM Autonomous System
17 - 63.84.91.0/24      1201  0.1%   AS27245 -- HEIDRICK-CHICAGO - HEIDRICK
18 - 210.92.10.0/24     1195  0.1%   AS45985 -- DAEWOOSEC Daewoo Securities Co., Ltd.
19 - 210.92.4.0/24      1195  0.1%   AS45985 -- DAEWOOSEC Daewoo Securities Co., Ltd.
20 - 123.140.107.0/24   1191  0.1%   AS45985 -- DAEWOOSEC Daewoo Securities Co., Ltd.

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