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BGP Update Report

BGP Update Report
Interval: 13-Aug-07 -to- 13-Sep-07 (32 days)
Observation Point: BGP Peering with AS2.0

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS4538           1082826  2.4%     442.5 -- ERX-CERNET-BKB China Education and Research Network Center
 2 - AS18566          624651  1.4%     610.0 -- COVAD - Covad Communications Co.
 3 - AS6197           523715  1.2%     505.0 -- BATI-ATL - BellSouth Network Solutions, Inc
 4 - AS7011           489901  1.1%     525.1 -- FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc.
 5 - AS9498           478635  1.1%     462.4 -- BBIL-AP BHARTI BT INTERNET LTD.
 6 - AS4766           452030  1.0%     547.3 -- KIXS-AS-KR Korea Telecom
 7 - AS22773          427545  1.0%     552.4 -- CCINET-2 - Cox Communications Inc.
 8 - AS9583           396366  0.9%     336.8 -- SIFY-AS-IN Sify Limited
 9 - AS852            351536  0.8%     580.1 -- ASN852 - Telus Advanced Communications
10 - AS6198           339944  0.8%     579.1 -- BATI-MIA - BellSouth Network Solutions, Inc
11 - AS16852          235520  0.5%     580.1 -- BROADWING-FOCAL - Broadwing Communications Services, Inc.
12 - AS19916          215335  0.5%     379.1 -- ASTRUM-0001 - OLM LLC
13 - AS4668           198616  0.5%     384.9 -- LGNET-AS-KR LG CNS
14 - AS5668           193416  0.4%     288.7 -- AS-5668 - CenturyTel Internet Holdings, Inc.
15 - AS2907           193012  0.4%     588.5 -- ERX-SINET-AS National Center for Science Information Systems
16 - AS4323           192828  0.4%     141.8 -- TWTC - Time Warner Telecom, Inc.
17 - AS9929           191522  0.4%     521.9 -- CNCNET-CN China Netcom Corp.
18 - AS174            189135  0.4%     189.9 -- COGENT Cogent/PSI
19 - AS4755           186842  0.4%     131.6 -- VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System
20 - AS855            173152  0.4%     299.6 -- CANET-ASN-4 - Bell Aliant


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS26829           29917  0.1%   29917.0 -- YKK-USA - YKK USA,INC
 2 - AS27289           18394  0.0%   18394.0 -- CLEOCOMMUNICATIONS - CLEO COMMUNICATIONS INC
 3 - AS22072           18247  0.0%   18247.0 -- 
 4 - AS15126            9123  0.0%    9123.0 -- ASMC - American Suzuki Motor Corporation
 5 - AS43403           18143  0.0%    9071.5 -- SVIAZ-PLUS-AS LLC "Sviaz Plus"
 6 - AS30850           14060  0.0%    7030.0 -- DESMIE-AS Hellenic Trasmission System Operator S.A.
 7 - AS10275           13516  0.0%    6758.0 -- AS-UNITEDNETWORK - ABS-CBN International
 8 - AS13285           36103  0.1%    5157.6 -- OPALTELECOM-AS Opal Telecom
 9 - AS30707           12364  0.0%    4121.3 -- 
10 - AS36011            7902  0.0%    3951.0 -- AHSYS-ASN - Atlantic Health System
11 - AS42611            3528  0.0%    3528.0 -- HOSTUA-AS hosing.com.ua AS
12 - AS30375            3212  0.0%    3212.0 -- TEVA-NA - Teva Pharmaceuticals USA, INC
13 - AS20816            2625  0.0%    2625.0 -- IIP-NET-AS20816 Science and Society Telecomm Center
14 - AS16312            2356  0.0%    2356.0 -- ASN-ZWEITWERK  # AS-ZWEITWERK CONVERTED TO ASN-ZWEITWERK FOR RPSL COMPLIANCE Zweitwerk GmbH & Co KG
15 - AS3538             4078  0.0%    2039.0 -- ITSDN-U1 - DoD Network Information Center
16 - AS41688           10021  0.0%    2004.2 -- COSMOFON-AS AS for Cosmofon
17 - AS21348            3830  0.0%    1915.0 -- KOPTERIFI KOPTERIFI is autonomous system. Located in Vammala Finland
18 - AS29425            1884  0.0%    1884.0 -- SAKHCOM-AS SAKHCOM-NETWORK AS
19 - AS13620           20610  0.1%    1873.6 -- ASN-ELAN - Elan Communications, Inc.
20 - AS43046            1762  0.0%    1762.0 -- MSOLS-AS MSOLS LTD


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 221.135.22.0/24   49437  0.1%   AS9583  -- SIFY-AS-IN Sify Limited
 2 - 117.58.192.0/19   33284  0.1%   AS7491  -- PI-PH-AS-AP PI-PHILIPINES
 3 - 62.24.238.0/24    32960  0.1%   AS13285 -- OPALTELECOM-AS Opal Telecom
 4 - 12.108.254.0/24   29917  0.1%   AS26829 -- YKK-USA - YKK USA,INC
 5 - 80.243.64.0/20    29496  0.1%   AS21332 -- NTC-AS New Telephone Company
 6 - 221.135.113.0/24  27018  0.1%   AS9583  -- SIFY-AS-IN Sify Limited
 7 - 209.163.125.0/24  26998  0.1%   AS14390 -- CORENET - Coretel America, Inc.
 8 - 208.46.32.0/24    18394  0.0%   AS27289 -- CLEOCOMMUNICATIONS - CLEO COMMUNICATIONS INC
 9 - 12.106.30.0/24    18247  0.0%   AS22072 -- 
10 - 221.135.253.0/24  17581  0.0%   AS9583  -- SIFY-AS-IN Sify Limited
11 - 202.56.250.0/24   16815  0.0%   AS9498  -- BBIL-AP BHARTI BT INTERNET LTD.
12 - 193.46.60.0/24    15950  0.0%   AS43403 -- SVIAZ-PLUS-AS LLC "Sviaz Plus"
13 - 203.101.87.0/24   15296  0.0%   AS9498  -- BBIL-AP BHARTI BT INTERNET LTD.
14 - 194.110.73.0/24   14019  0.0%   AS30850 -- DESMIE-AS Hellenic Trasmission System Operator S.A.
15 - 64.95.193.0/24    12314  0.0%   AS30707 -- 
16 - 89.4.131.0/24     12245  0.0%   AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
17 - 221.135.80.0/24   12187  0.0%   AS9583  -- SIFY-AS-IN Sify Limited
18 - 210.18.10.0/24    12079  0.0%   AS9583  -- SIFY-AS-IN Sify Limited
19 - 89.4.130.0/24     11867  0.0%   AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
20 - 203.63.26.0/24    10860  0.0%   AS9747  -- EZINTERNET-AS-AP EZInternet Pty Ltd

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