BGP Update Report


BGP Update Report
Interval: 24-Dec-07 -to- 24-Jan-08 (32 days)
Observation Point: BGP Peering with AS2.0

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS17421          419590  5.6%   10489.8 -- EMOME-TW Long Distance & Mobile Business Group,
 2 - AS3462           176750  2.3%    1064.8 -- HINET Data Communication Business Group
 3 - AS4782           152348  2.0%   10882.0 -- GSNET Data Communication Business Group
 4 - AS18422           95689  1.3%    4349.5 -- ITRINET-AS-TW Industrial Technology Research Institute
 5 - AS8151            86614  1.1%      75.1 -- Uninet S.A. de C.V.
 6 - AS23563           78283  1.0%    1204.4 -- VITSSEN-SUWON-AS-KR Tbroad Suwon Broadcating Corporati
 7 - AS9498            73402  1.0%      64.1 -- BBIL-AP BHARTI BT INTERNET LTD.
 8 - AS10229           65289  0.9%   13057.8 -- YAHOO-TPE Internet Content Provider
 9 - AS4621            58238  0.8%     380.6 -- UNSPECIFIED UNINET-TH
10 - AS9835            55131  0.7%     434.1 -- GITS-TH-AS-AP Government Information Technology Services
11 - AS24731           52988  0.7%    1039.0 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
12 - AS24506           51523  0.7%   12880.8 -- YAHOO-TP2-AP Yahoo! Taiwan Inc.,
13 - AS7303            45677  0.6%      30.7 -- Telecom Argentina S.A.
14 - AS14390           43969  0.6%     697.9 -- CORENET - Coretel America, Inc.
15 - AS26829           43221  0.6%   43221.0 -- YKK-USA - YKK USA,INC
16 - AS40474           41156  0.6%   41156.0 -- ABML-2 - Advantage Business Media, LLC
17 - AS22629           36270  0.5%   18135.0 -- NORWORLD - NORTHWESTERN CORPORATION
18 - AS19115           35771  0.5%      86.6 -- CHARTER-LEBANON - Charter Communications
19 - AS7470            33996  0.5%     346.9 -- ASIAINFO-AS-AP ASIA INFONET Co.,Ltd.
20 - AS9583            33501  0.4%      29.3 -- SIFY-AS-IN Sify Limited


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS26829           43221  0.6%   43221.0 -- YKK-USA - YKK USA,INC
 2 - AS40474           41156  0.6%   41156.0 -- ABML-2 - Advantage Business Media, LLC
 3 - AS19334           20016  0.3%   20016.0 -- SPORTLINE-DBC - SPORTLINE
 4 - AS22629           36270  0.5%   18135.0 -- NORWORLD - NORTHWESTERN CORPORATION
 5 - AS10229           65289  0.9%   13057.8 -- YAHOO-TPE Internet Content Provider
 6 - AS24506           51523  0.7%   12880.8 -- YAHOO-TP2-AP Yahoo! Taiwan Inc.,
 7 - AS23712           11909  0.2%   11909.0 -- ISC-TPE1 Internet Systems Consortium, Inc.
 8 - AS24160           11709  0.2%   11709.0 -- CHIMEI-AS Chi Mei Corporation
 9 - AS23675           11507  0.1%   11507.0 -- TSMCGDN-AS-AP Taiwan Semiconductor Manufactoring Company, Ltd.
10 - AS4782           152348  2.0%   10882.0 -- GSNET Data Communication Business Group
11 - AS17421          419590  5.6%   10489.8 -- EMOME-TW Long Distance & Mobile Business Group,
12 - AS18410            9558  0.1%    9558.0 -- TW-104IT-AS 104 Information Technology Co., Ltd.
13 - AS35555            7761  0.1%    7761.0 -- BUSINESSUNITY-AS Business Unity Ltd.
14 - AS8282            22578  0.3%    7526.0 -- FIDONET FidoNet Registration Services Ltd
15 - AS9179            21169  0.3%    7056.3 -- KNOWTION-LONDON Knowtion Ltd.
16 - AS8276             7018  0.1%    7018.0 -- ROGUEPACKET Roguepacket Networks
17 - AS12611           15074  0.2%    5024.7 -- RKOM R-KOM Regensburger Telekommunikations GmbH & Co. KG
18 - AS30297           25061  0.3%    5012.2 -- MAGMA-DESIGN-AUTOMATION - Magma Design Automation, Inc.
19 - AS18422           95689  1.3%    4349.5 -- ITRINET-AS-TW Industrial Technology Research Institute
20 - AS41880            3795  0.1%    3795.0 -- BOSE-EUROPE-AS Bose European Management Services B.V.


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 203.101.87.0/24   62160  0.8%   AS9498  -- BBIL-AP BHARTI BT INTERNET LTD.
 2 - 12.108.254.0/24   43221  0.5%   AS26829 -- YKK-USA - YKK USA,INC
 3 - 209.163.125.0/24  42511  0.5%   AS14390 -- CORENET - Coretel America, Inc.
 4 - 65.126.154.0/24   41156  0.5%   AS40474 -- ABML-2 - Advantage Business Media, LLC
 5 - 80.243.64.0/20    31289  0.4%   AS21332 -- NTC-AS New Telephone Company
 6 - 203.55.229.160/2  27525  0.3%   AS4802  -- ASN-IINET iiNet Limited
 7 - 208.70.209.0/24   25040  0.3%   AS30297 -- MAGMA-DESIGN-AUTOMATION - Magma Design Automation, Inc.
 8 - 209.4.88.0/24     24566  0.3%   AS10882 -- CLARITYCONNECT - Clarity Connect Inc
 9 - 64.79.128.0/19    21703  0.3%   AS23005 -- SWITCH-COMMUNICATIONS - SWITCH Communications Group LLC
10 - 63.169.11.0/24    20016  0.2%   AS19334 -- SPORTLINE-DBC - SPORTLINE
11 - 207.181.144.0/24  18771  0.2%   AS19750 -- CTI-TX - C2C Fiber, Inc.
                                     AS32004 -- BIG-ASN - Business Information Group, Inc.
12 - 199.96.16.0/21    18135  0.2%   AS22629 -- NORWORLD - NORTHWESTERN CORPORATION
13 - 199.96.24.0/22    18135  0.2%   AS22629 -- NORWORLD - NORTHWESTERN CORPORATION
14 - 124.7.10.0/23     16301  0.2%   AS9583  -- SIFY-AS-IN Sify Limited
15 - 89.4.130.0/24     13396  0.2%   AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
16 - 203.188.206.0/23  13070  0.2%   AS10229 -- YAHOO-TPE Internet Content Provider
17 - 203.84.192.0/21   13069  0.2%   AS10229 -- YAHOO-TPE Internet Content Provider
18 - 202.43.218.0/24   13050  0.2%   AS10229 -- YAHOO-TPE Internet Content Provider
19 - 202.43.200.0/23   13050  0.2%   AS10229 -- YAHOO-TPE Internet Content Provider
20 - 202.43.192.0/21   13050  0.2%   AS10229 -- YAHOO-TPE Internet Content Provider

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