BGP Update Report


BGP Update Report
Interval: 01-Dec-08 -to- 01-Jan-09 (32 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS35805          250272  3.2%     897.0 -- UTG-AS United Telecom AS
 2 - AS4323           122592  1.6%      28.9 -- TWTC - tw telecom holdings, inc.
 3 - AS9583           114770  1.5%      91.8 -- SIFY-AS-IN Sify Limited
 4 - AS209             82772  1.1%      27.2 -- ASN-QWEST - Qwest Communications Corporation
 5 - AS4538            81992  1.0%      16.1 -- ERX-CERNET-BKB China Education and Research Network Center
 6 - AS6298            59306  0.8%      27.1 -- ASN-CXA-PH-6298-CBS - Cox Communications Inc.
 7 - AS8452            49246  0.6%      30.0 -- TEDATA TEDATA
 8 - AS6389            46045  0.6%      10.4 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
 9 - AS7643            44654  0.6%      34.7 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT)
10 - AS17974           42677  0.5%      72.5 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
11 - AS24863           41693  0.5%      60.1 -- LINKdotNET-AS
12 - AS30306           40259  0.5%    8051.8 -- AfOL-Sz-AS
13 - AS6478            38479  0.5%      20.5 -- ATT-INTERNET3 - AT&T WorldNet Services
14 - AS6458            37586  0.5%      94.2 -- Telgua
15 - AS20115           36726  0.5%      16.3 -- CHARTER-NET-HKY-NC - Charter Communications
16 - AS17488           35422  0.5%      22.5 -- HATHWAY-NET-AP Hathway IP Over Cable Internet
17 - AS4755            34561  0.4%      28.5 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
18 - AS29372           31659  0.4%     285.2 -- SFR-NETWORK SFR
19 - AS8151            30440  0.4%      21.6 -- Uninet S.A. de C.V.
20 - AS2386            30336  0.4%      18.3 -- INS-AS - AT&T Data Communications Services


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS29282           27352  0.3%    9117.3 -- EMENTOR-AS Enfo Oyj
 2 - AS30306           40259  0.5%    8051.8 -- AfOL-Sz-AS
 3 - AS30287            6619  0.1%    6619.0 -- ALON-USA - ALON USA, LP
 4 - AS32398           23391  0.3%    2923.9 -- REALNET-ASN-1
 5 - AS46115           28844  0.4%    2884.4 -- LUTHER - Luther College
 6 - AS30969           21396  0.3%    2674.5 -- TAN-NET TransAfrica Networks
 7 - AS41007           10802  0.1%    2160.4 -- CTCASTANA CTC ASTANA, KZ
 8 - AS43925            4250  0.1%    2125.0 -- MOLDCELL_AS Moldcell SA Autonomous System
 9 - AS23917            2066  0.0%    2066.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane
10 - AS8599             1988  0.0%    1988.0 -- Ulyanovsk State University Network
11 - AS31901            1087  0.0%    1087.0 -- THECHIMES - The Chimes, Inc.
12 - AS5691            12188  0.1%     937.5 -- MITRE-AS-5 - The MITRE Corporation
13 - AS8668             6456  0.1%     922.3 -- TELONE-AS TelOne Zimbabwe P/L
14 - AS15561             920  0.0%     920.0 -- CDS-ITALY C.D.S. Informatica S.r.l.
15 - AS48129             909  0.0%     909.0 -- IRBIS-TELECOMMUNICATIONS-AS IRBIS Telecommunications Ltd.
16 - AS35805          250272  3.2%     897.0 -- UTG-AS United Telecom AS
17 - AS19017             892  0.0%     892.0 -- QUALCOMM-QWBS-LV - Qualcomm Wireless Business Solutions
18 - AS16214            4910  0.1%     818.3 -- CERIST
19 - AS28519            2418  0.0%     806.0 -- Universidad Autonoma de Guadalajara
20 - AS5033             7176  0.1%     797.3 -- ISW - Internet Specialties West Inc.


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 210.214.151.0/24  23239  0.3%   AS9583  -- SIFY-AS-IN Sify Limited
 2 - 41.204.2.0/24     22979  0.3%   AS32398 -- REALNET-ASN-1
 3 - 221.134.222.0/24  21839  0.3%   AS9583  -- SIFY-AS-IN Sify Limited
 4 - 77.95.144.0/22    18567  0.2%   AS29282 -- EMENTOR-AS Enfo Oyj
 5 - 212.85.220.0/24   18449  0.2%   AS30306 -- AfOL-Sz-AS
 6 - 212.85.223.0/24   18420  0.2%   AS30306 -- AfOL-Sz-AS
 7 - 221.135.80.0/24   13021  0.2%   AS9583  -- SIFY-AS-IN Sify Limited
 8 - 118.95.130.0/23   13019  0.2%   AS9583  -- SIFY-AS-IN Sify Limited
 9 - 124.7.201.0/24    12983  0.2%   AS9583  -- SIFY-AS-IN Sify Limited
10 - 192.12.120.0/24   12062  0.1%   AS5691  -- MITRE-AS-5 - The MITRE Corporation
11 - 196.27.104.0/21   10553  0.1%   AS30969 -- TAN-NET TransAfrica Networks
12 - 196.27.108.0/22   10518  0.1%   AS30969 -- TAN-NET TransAfrica Networks
13 - 199.2.119.0/24     9131  0.1%   AS11816 -- SetarNet
14 - 217.69.48.0/20     8774  0.1%   AS29282 -- EMENTOR-AS Enfo Oyj
15 - 195.189.68.0/24    7941  0.1%   AS41007 -- CTCASTANA CTC ASTANA, KZ
16 - 89.4.131.0/24      7356  0.1%   AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
17 - 64.162.116.0/24    7062  0.1%   AS5033  -- ISW - Internet Specialties West Inc.
18 - 65.214.174.0/24    6619  0.1%   AS30287 -- ALON-USA - ALON USA, LP
19 - 192.102.88.0/24    6529  0.1%   AS6629  -- NOAA-AS - NOAA
20 - 192.35.129.0/24    6468  0.1%   AS6629  -- NOAA-AS - NOAA

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