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BGP Update Report

BGP Update Report
Interval: 18-Mar-10 -to- 25-Mar-10 (7 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS30890           50203  3.6%     113.6 -- EVOLVA Evolva Telecom s.r.l.
 2 - AS8452            30728  2.2%      42.9 -- TEDATA TEDATA
 3 - AS14420           22146  1.6%      55.8 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A.
 4 - AS45985           21594  1.5%    5398.5 -- DAEWOOSEC Daewoo Securities Co., Ltd.
 5 - AS4668            17699  1.3%      54.6 -- LGNET-AS-KR LG CNS
 6 - AS19647           15320  1.1%     957.5 -- HPOD20001 - Hewlett-Packard Operation Division
 7 - AS4323            13234  0.9%       7.1 -- TWTC - tw telecom holdings, inc.
 8 - AS7738            13202  0.9%      29.5 -- Telecomunicacoes da Bahia S.A.
 9 - AS35805           12943  0.9%      21.2 -- UTG-AS United Telecom AS
10 - AS45987           12236  0.9%    4078.7 -- DONGWHA-AS-KR EUNIQUE CO.,LTD
11 - AS12479           10644  0.8%     532.2 -- UNI2-AS Uni2 - Lince telecomunicaciones
12 - AS5803            10461  0.7%     104.6 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
13 - AS9829             9508  0.7%      15.0 -- BSNL-NIB National Internet Backbone
14 - AS3786             8791  0.6%      51.7 -- LGDACOM LG DACOM Corporation
15 - AS16569            8232  0.6%    8232.0 -- ASN-CITY-OF-CALGARY - City of Calgary
16 - AS26025            7610  0.5%    7610.0 -- COC - City of Calgary
17 - AS27747            7574  0.5%      44.0 -- Telecentro S.A.
18 - AS10036            7537  0.5%      27.8 -- CNM-AS-KR C&M Communication Co.,Ltd.
19 - AS10066            7153  0.5%      43.1 -- GAYANET-AS-KR CJ-CABLENET
20 - AS10037            6268  0.5%      43.5 -- NEXEYE-AS-KR Jeil CATV Co.,Ltd


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS16569            8232  0.6%    8232.0 -- ASN-CITY-OF-CALGARY - City of Calgary
 2 - AS26025            7610  0.5%    7610.0 -- COC - City of Calgary
 3 - AS45985           21594  1.5%    5398.5 -- DAEWOOSEC Daewoo Securities Co., Ltd.
 4 - AS45987           12236  0.9%    4078.7 -- DONGWHA-AS-KR EUNIQUE CO.,LTD
 5 - AS10052            5375  0.4%    2687.5 -- KNU-AS Kyungpook National Univ.
 6 - AS5691             2348  0.2%    2348.0 -- MITRE-AS-5 - The MITRE Corporation
 7 - AS32794            1072  0.1%    1072.0 -- ICFG - International Church of the Foursquare Gospel
 8 - AS19647           15320  1.1%     957.5 -- HPOD20001 - Hewlett-Packard Operation Division
 9 - AS25969            1694  0.1%     847.0 -- SLU - St. Louis University
10 - AS45989            3420  0.2%     684.0 -- KLNETCO-AS-KR KL-Net Corp.
11 - AS42214             607  0.0%     607.0 -- IWC-AS SC International Work Company SRL
12 - AS1280              602  0.0%     602.0 -- ISC-AS1280 Internet Systems Consortium, Inc.
13 - AS22395             587  0.0%     587.0 -- GHCO-INTERNAP - Goldenberg Hehmeyer
14 - AS12479           10644  0.8%     532.2 -- UNI2-AS Uni2 - Lince telecomunicaciones
15 - AS10445            2748  0.2%     458.0 -- HTG - Huntleigh Telcom
16 - AS27097            1740  0.1%     435.0 -- DNIC-ASBLK-27032-27159 - DoD Network Information Center
17 - AS45960             374  0.0%     374.0 -- YTLCOMMS-AS-AP YTL COMMUNICATIONS SDN BHD
18 - AS27027             364  0.0%     364.0 -- ANBELL ASN-ANBELL
19 - AS35291             704  0.1%     352.0 -- ICOMM-AS SC Internet Communication Systems SRL
20 - AS28052             326  0.0%     326.0 -- Arte Radiotelevisivo Argentino


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 208.98.230.0/24    8232  0.6%   AS16569 -- ASN-CITY-OF-CALGARY - City of Calgary
 2 - 208.98.231.0/24    7610  0.5%   AS26025 -- COC - City of Calgary
 3 - 123.140.107.0/24   5399  0.4%   AS45985 -- DAEWOOSEC Daewoo Securities Co., Ltd.
 4 - 210.92.10.0/24     5399  0.4%   AS45985 -- DAEWOOSEC Daewoo Securities Co., Ltd.
 5 - 210.92.6.0/24      5399  0.4%   AS45985 -- DAEWOOSEC Daewoo Securities Co., Ltd.
 6 - 210.92.4.0/24      5397  0.4%   AS45985 -- DAEWOOSEC Daewoo Securities Co., Ltd.
 7 - 155.230.0.0/16     5373  0.4%   AS10052 -- KNU-AS Kyungpook National Univ.
 8 - 41.235.80.0/24     5081  0.3%   AS8452  -- TEDATA TEDATA
 9 - 183.109.74.0/24    4101  0.3%   AS45987 -- DONGWHA-AS-KR EUNIQUE CO.,LTD
10 - 210.120.80.0/24    4069  0.3%   AS45987 -- DONGWHA-AS-KR EUNIQUE CO.,LTD
11 - 210.120.82.0/24    4066  0.3%   AS45987 -- DONGWHA-AS-KR EUNIQUE CO.,LTD
12 - 62.193.80.0/24     3659  0.2%   AS5536  -- Internet-Egypt
13 - 85.60.192.0/23     3119  0.2%   AS12479 -- UNI2-AS Uni2 - Lince telecomunicaciones
14 - 194.126.40.0/21    3049  0.2%   AS24627 -- SHOWNET-KW-AS GULFSATCOMMUNICATIONS COMPANY K.S.C.
                                     AS25122 -- GULFSAT_COMMUNICATIONS-AS Gulfsat Communications Co.
15 - 199.114.154.0/24   2952  0.2%   AS1733  -- CENTAF-SWA - 754th Electronic Systems Group
16 - 206.184.16.0/24    2899  0.2%   AS174   -- COGENT Cogent/PSI
17 - 85.60.194.0/23     2462  0.2%   AS12479 -- UNI2-AS Uni2 - Lince telecomunicaciones
18 - 192.12.120.0/24    2348  0.2%   AS5691  -- MITRE-AS-5 - The MITRE Corporation
19 - 200.13.36.0/24     2325  0.2%   AS28477 -- Universidad Autonoma del Esstado de Morelos
20 - 85.60.208.0/21     2129  0.1%   AS12479 -- UNI2-AS Uni2 - Lince telecomunicaciones

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