BGP Update Report
Interval: 28-Jan-10 -to- 04-Feb-10 (7 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS18170 74298 6.7% 3377.2 -- CHANGWON-AS-KR Changwon National University
2 - AS5800 20233 1.8% 88.0 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
3 - AS31055 19475 1.8% 9737.5 -- CONSULTIX-AS Consultix GmbH
4 - AS7303 19214 1.7% 29.0 -- Telecom Argentina S.A.
5 - AS14420 16540 1.5% 42.6 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A.
6 - AS3300 14884 1.4% 240.1 -- BT-INFONET-EUROPE BT-Infonet-Europe
7 - AS4134 12793 1.2% 5.1 -- CHINANET-BACKBONE No.31,Jin-rong Street
8 - AS35805 11895 1.1% 21.0 -- UTG-AS United Telecom AS
9 - AS45408 11738 1.1% 5869.0 --
10 - AS7643 11283 1.0% 25.9 -- VNPT-AS-VN Vietnam Posts and Telecommunications (VNPT)
11 - AS9829 10876 1.0% 24.9 -- BSNL-NIB National Internet Backbone
12 - AS9430 8466 0.8% 325.6 -- STPI-NOIDA Software Technology Parks of India,Block-IV
13 - AS28878 8215 0.8% 2738.3 -- SIGNET-AS Signet B.V.
14 - AS4249 8035 0.7% 46.2 -- LILLY-AS - Eli Lilly and Company
15 - AS1659 7819 0.7% 39.3 -- ERX-TANET-ASN1 Tiawan Academic Network (TANet) Information Center
16 - AS8452 7631 0.7% 9.7 -- TEDATA TEDATA
17 - AS23577 7327 0.7% 15.5 -- ATM-MPLS-AS-KR Korea Telecom
18 - AS5536 7156 0.7% 68.2 -- Internet-Egypt
19 - AS7738 7030 0.6% 16.3 -- Telecomunicacoes da Bahia S.A.
20 - AS17964 6923 0.6% 86.5 -- DXTNET Beijing Dian-Xin-Tong Network Technologies Co., Ltd.
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS31055 19475 1.8% 9737.5 -- CONSULTIX-AS Consultix GmbH
2 - AS45408 11738 1.1% 5869.0 --
3 - AS18170 74298 6.7% 3377.2 -- CHANGWON-AS-KR Changwon National University
4 - AS5691 2743 0.2% 2743.0 -- MITRE-AS-5 - The MITRE Corporation
5 - AS28878 8215 0.8% 2738.3 -- SIGNET-AS Signet B.V.
6 - AS18439 1289 0.1% 1289.0 -- VISTATSI - VISTA Technology Services Inc.
7 - AS16569 2278 0.2% 1139.0 -- ASN-CITY-OF-CALGARY - City of Calgary
8 - AS27245 876 0.1% 876.0 -- HEIDRICK-CHICAGO - HEIDRICK
9 - AS37020 672 0.1% 672.0 -- CELTEL-DRC
10 - AS29421 528 0.1% 528.0 -- DCI-AS Digital Communications Incorporated Ltd.
11 - AS18167 2082 0.2% 520.5 -- HCLCOMNET-AS-IN HCL Comnet Systems & Services Ltd
12 - AS3475 457 0.0% 457.0 -- LANT-AFLOAT - Navy Network Information Center (NNIC)
13 - AS10445 2514 0.2% 419.0 -- HTG - Huntleigh Telcom
14 - AS28277 388 0.0% 388.0 -- Vmax Net Telecomunica��es do Brasil Ltda
15 - AS11993 1119 0.1% 373.0 -- Banco do Brasil S.A.
16 - AS4270 1054 0.1% 351.3 -- Red de Interconexion Universitaria
17 - AS9430 8466 0.8% 325.6 -- STPI-NOIDA Software Technology Parks of India,Block-IV
18 - AS18399 1268 0.1% 317.0 -- BAGAN-TRANSIT-AS Bagan Cybertech IDC & Teleport International Transit
19 - AS6658 622 0.1% 311.0 -- NAPRI s.r.o.
20 - AS47559 298 0.0% 298.0 -- TSCNET-AS Tele Satelyt Company SRL
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 62.168.199.0/24 19473 1.6% AS31055 -- CONSULTIX-AS Consultix GmbH
2 - 62.193.80.0/24 6283 0.5% AS5536 -- Internet-Egypt
3 - 114.70.96.0/24 5869 0.5% AS45408 --
4 - 114.70.97.0/24 5869 0.5% AS45408 --
5 - 193.177.160.0/23 5559 0.5% AS28878 -- SIGNET-AS Signet B.V.
6 - 59.22.138.0/23 4631 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
7 - 220.68.46.0/23 4631 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
8 - 220.84.78.0/24 4631 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
9 - 203.246.0.0/19 4631 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
10 - 220.84.77.0/24 4631 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
11 - 220.68.48.0/21 4631 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
12 - 59.22.140.0/23 4631 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
13 - 221.164.52.0/23 4631 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
14 - 221.164.54.0/24 4631 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
15 - 203.246.0.0/24 4614 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
16 - 59.22.142.0/24 4614 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
17 - 203.246.23.0/24 4614 0.4% AS18170 -- CHANGWON-AS-KR Changwon National University
18 - 118.39.132.0/24 3742 0.3% AS18170 -- CHANGWON-AS-KR Changwon National University
19 - 118.39.131.0/24 3740 0.3% AS18170 -- CHANGWON-AS-KR Changwon National University
20 - 118.39.128.0/24 3740 0.3% AS18170 -- CHANGWON-AS-KR Changwon National University
Details at http://bgpupdates.potaroo.net