BGP Update Report


BGP Update Report
Interval: 31-Dec-07 -to- 29-Jan-08 (30 days)
Observation Point: BGP Peering with AS2.0

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS17421          154079  2.2%    4054.7 -- EMOME-TW Long Distance & Mobile Business Group,
 2 - AS8151            88363  1.3%      76.4 -- Uninet S.A. de C.V.
 3 - AS23563           78359  1.1%    1205.5 -- VITSSEN-SUWON-AS-KR Tbroad Suwon Broadcating Corporati
 4 - AS9498            75888  1.1%      66.2 -- BBIL-AP BHARTI BT INTERNET LTD.
 5 - AS3462            61642  0.9%     373.6 -- HINET Data Communication Business Group
 6 - AS4782            52734  0.8%    3766.7 -- GSNET Data Communication Business Group
 7 - AS24731           52624  0.8%    1031.8 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
 8 - AS4621            46410  0.7%     303.3 -- UNSPECIFIED UNINET-TH
 9 - AS7303            44150  0.6%      29.4 -- Telecom Argentina S.A.
10 - AS22629           43176  0.6%   21588.0 -- NORWORLD - NORTHWESTERN CORPORATION
11 - AS4802            40432  0.6%      80.9 -- ASN-IINET iiNet Limited
12 - AS26829           39332  0.6%   39332.0 -- YKK-USA - YKK USA,INC
13 - AS20214           38779  0.6%       8.4 -- CCCH-AS6 - Comcast Cable Communications Holdings, Inc
14 - AS9835            38600  0.6%     303.9 -- GITS-TH-AS-AP Government Information Technology Services
15 - AS7029            38051  0.5%      95.4 -- WINDSTREAM - Windstream Communications Inc
16 - AS40474           37922  0.5%   37922.0 -- ABML-2 - Advantage Business Media, LLC
17 - AS9583            35296  0.5%      30.8 -- SIFY-AS-IN Sify Limited
18 - AS6140            35019  0.5%      45.7 -- IMPSAT-USA - ImpSat USA, Inc.
19 - AS18422           33826  0.5%    1537.5 -- ITRINET-AS-TW Industrial Technology Research Institute
20 - AS4750            32207  0.5%     138.8 -- CSLOXINFO-ISP-AS-AP CSLOXINFO Public Company Limited.


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS26829           39332  0.6%   39332.0 -- YKK-USA - YKK USA,INC
 2 - AS40474           37922  0.5%   37922.0 -- ABML-2 - Advantage Business Media, LLC
 3 - AS22629           43176  0.6%   21588.0 -- NORWORLD - NORTHWESTERN CORPORATION
 4 - AS19334           18383  0.3%   18383.0 -- SPORTLINE-DBC - SPORTLINE
 5 - AS35555            7021  0.1%    7021.0 -- BUSINESSUNITY-AS Business Unity Ltd.
 6 - AS8282            20309  0.3%    6769.7 -- FIDONET FidoNet Registration Services Ltd
 7 - AS9179            19765  0.3%    6588.3 -- KNOWTION-LONDON Knowtion Ltd.
 8 - AS8276             6340  0.1%    6340.0 -- ROGUEPACKET Roguepacket Networks
 9 - AS30929            5697  0.1%    5697.0 -- HUTCB Hidrotechnical Faculty - Technical University
10 - AS10229           22881  0.3%    4576.2 -- YAHOO-TPE Internet Content Provider
11 - AS24506           17786  0.2%    4446.5 -- YAHOO-TP2-AP Yahoo! Taiwan Inc.,
12 - AS30297           21368  0.3%    4273.6 -- MAGMA-DESIGN-AUTOMATION - Magma Design Automation, Inc.
13 - AS24160            4070  0.1%    4070.0 -- CHIMEI-AS Chi Mei Corporation
14 - AS17421          154079  2.2%    4054.7 -- EMOME-TW Long Distance & Mobile Business Group,
15 - AS23712            4054  0.1%    4054.0 -- ISC-TPE1 Internet Systems Consortium, Inc.
16 - AS41880            3943  0.1%    3943.0 -- BOSE-EUROPE-AS Bose European Management Services B.V.
17 - AS23675            3942  0.1%    3942.0 -- TSMCGDN-AS-AP Taiwan Semiconductor Manufactoring Company, Ltd.
18 - AS4782            52734  0.8%    3766.7 -- GSNET Data Communication Business Group
19 - AS12611           10715  0.1%    3571.7 -- RKOM R-KOM Regensburger Telekommunikations GmbH & Co. KG
20 - AS18410            3423  0.1%    3423.0 -- TW-104IT-AS 104 Information Technology Co., Ltd.


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 203.101.87.0/24   57024  0.8%   AS9498  -- BBIL-AP BHARTI BT INTERNET LTD.
 2 - 12.108.254.0/24   39332  0.5%   AS26829 -- YKK-USA - YKK USA,INC
 3 - 65.126.154.0/24   37922  0.5%   AS40474 -- ABML-2 - Advantage Business Media, LLC
 4 - 203.55.229.160/2  35918  0.5%   AS4802  -- ASN-IINET iiNet Limited
 5 - 209.163.125.0/24  29925  0.4%   AS14390 -- CORENET - Coretel America, Inc.
 6 - 80.243.64.0/20    27252  0.4%   AS21332 -- NTC-AS New Telephone Company
 7 - 64.79.128.0/19    25729  0.3%   AS23005 -- SWITCH-COMMUNICATIONS - SWITCH Communications Group LLC
 8 - 199.96.16.0/21    21588  0.3%   AS22629 -- NORWORLD - NORTHWESTERN CORPORATION
 9 - 199.96.24.0/22    21588  0.3%   AS22629 -- NORWORLD - NORTHWESTERN CORPORATION
10 - 208.70.209.0/24   21341  0.3%   AS30297 -- MAGMA-DESIGN-AUTOMATION - Magma Design Automation, Inc.
11 - 207.181.144.0/24  19666  0.3%   AS19750 -- CTI-TX - C2C Fiber, Inc.
                                     AS32004 -- BIG-ASN - Business Information Group, Inc.
12 - 63.169.11.0/24    18383  0.2%   AS19334 -- SPORTLINE-DBC - SPORTLINE
13 - 209.4.88.0/24     14306  0.2%   AS10882 -- CLARITYCONNECT - Clarity Connect Inc
14 - 89.4.130.0/24     13254  0.2%   AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
15 - 124.7.10.0/23     13032  0.2%   AS9583  -- SIFY-AS-IN Sify Limited
16 - 89.4.128.0/24     12398  0.2%   AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
17 - 89.4.129.0/24     12142  0.2%   AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
18 - 89.4.131.0/24     11642  0.1%   AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
19 - 203.63.26.0/24    10355  0.1%   AS9747  -- EZINTERNET-AS-AP EZInternet Pty Ltd
20 - 203.16.208.0/24    9957  0.1%   AS4739  -- CIX-ADELAIDE-AS Internode Systems Pty Ltd

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