BGP Update Report


BGP Update Report
Interval: 05-Nov-08 -to- 06-Dec-08 (32 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS4538           232133  1.9%      45.7 -- ERX-CERNET-BKB China Education and Research Network Center
 2 - AS9583           228435  1.9%     180.9 -- SIFY-AS-IN Sify Limited
 3 - AS6389           130689  1.1%      29.6 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
 4 - AS29282          101489  0.8%   33829.7 -- EMENTOR-AS Enfo Oyj
 5 - AS1803            94573  0.8%      66.6 -- ICMNET-5 - Sprint
 6 - AS6629            84972  0.7%    1307.3 -- NOAA-AS - NOAA
 7 - AS6298            83856  0.7%      38.4 -- ASN-CXA-PH-6298-CBS - Cox Communications Inc.
 8 - AS24863           83220  0.7%     121.8 -- LINKdotNET-AS
 9 - AS8151            73001  0.6%      33.2 -- Uninet S.A. de C.V.
10 - AS209             71988  0.6%      23.2 -- ASN-QWEST - Qwest Communications Corporation
11 - AS20115           63026  0.5%      30.4 -- CHARTER-NET-HKY-NC - Charter Communications
12 - AS6478            61690  0.5%      35.2 -- ATT-INTERNET3 - AT&T WorldNet Services
13 - AS4323            54750  0.5%      12.9 -- TWTC - tw telecom holdings, inc.
14 - AS6458            54576  0.5%     121.8 -- Telgua
15 - AS7643            52459  0.4%      32.4 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT)
16 - AS2386            51415  0.4%      31.0 -- INS-AS - AT&T Data Communications Services
17 - AS3462            49113  0.4%     244.3 -- HINET Data Communication Business Group
18 - AS17488           48606  0.4%      33.4 -- HATHWAY-NET-AP Hathway IP Over Cable Internet
19 - AS1785            45555  0.4%      26.6 -- AS-PAETEC-NET - PaeTec Communications, Inc.
20 - AS35805           42761  0.3%     206.6 -- UTG-AS United Telecom AS


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS29282          101489  0.8%   33829.7 -- EMENTOR-AS Enfo Oyj
 2 - AS14106           32024  0.3%   16012.0 -- LEPMED01 - Leprechaun, LLC
 3 - AS30287            4928  0.0%    4928.0 -- ALON-USA - ALON USA, LP
 4 - AS30306           19541  0.2%    3908.2 -- AfOL-Sz-AS
 5 - AS41007           18540  0.1%    3708.0 -- CTCASTANA CTC ASTANA, KZ
 6 - AS46115           36509  0.3%    3650.9 -- LUTHER - Luther College
 7 - AS4130            16771  0.1%    3354.2 -- UPITT-AS - University of Pittsburgh
 8 - AS32398           26554  0.2%    3319.2 -- REALNET-ASN-1
 9 - AS15561            2969  0.0%    2969.0 -- CDS-ITALY C.D.S. Informatica S.r.l.
10 - AS23917            2755  0.0%    2755.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane
11 - AS47731            2735  0.0%    2735.0 -- ISDC-AS SC ISDC ROMANIA SRL
12 - AS30969           21860  0.2%    2732.5 -- TAN-NET TransAfrica Networks
13 - AS5033            21730  0.2%    2414.4 -- ISW - Internet Specialties West Inc.
14 - AS28519            7180  0.1%    2393.3 -- Universidad Autonoma de Guadalajara
15 - AS43925            4293  0.0%    2146.5 -- MOLDCELL_AS Moldcell SA Autonomous System
16 - AS48131            2096  0.0%    2096.0 -- VANGUARD-BG-AS Vanguard SA
17 - AS31901            2083  0.0%    2083.0 -- THECHIMES - The Chimes, Inc.
18 - AS25799            2000  0.0%    2000.0 -- HOLMAN - Holman Enterprises
19 - AS19017            1988  0.0%    1988.0 -- QUALCOMM-QWBS-LV - Qualcomm Wireless Business Solutions
20 - AS149              1725  0.0%    1725.0 -- DNIC - DoD Network Information Center


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 77.95.144.0/22    71003  0.6%   AS29282 -- EMENTOR-AS Enfo Oyj
 2 - 221.134.222.0/24  60022  0.5%   AS9583  -- SIFY-AS-IN Sify Limited
 3 - 210.214.151.0/24  58695  0.5%   AS9583  -- SIFY-AS-IN Sify Limited
 4 - 221.135.80.0/24   38881  0.3%   AS9583  -- SIFY-AS-IN Sify Limited
 5 - 124.7.201.0/24    34334  0.3%   AS9583  -- SIFY-AS-IN Sify Limited
 6 - 217.69.48.0/20    30450  0.2%   AS29282 -- EMENTOR-AS Enfo Oyj
 7 - 192.102.88.0/24   27094  0.2%   AS6629  -- NOAA-AS - NOAA
 8 - 192.35.129.0/24   26804  0.2%   AS6629  -- NOAA-AS - NOAA
 9 - 198.77.177.0/24   26722  0.2%   AS6629  -- NOAA-AS - NOAA
10 - 41.204.2.0/24     25863  0.2%   AS32398 -- REALNET-ASN-1
11 - 64.162.116.0/24   21556  0.2%   AS5033  -- ISW - Internet Specialties West Inc.
12 - 8.192.154.0/24    17463  0.1%   AS14106 -- LEPMED01 - Leprechaun, LLC
13 - 150.212.224.0/19  16681  0.1%   AS4130  -- UPITT-AS - University of Pittsburgh
14 - 192.12.120.0/24   16423  0.1%   AS5691  -- MITRE-AS-5 - The MITRE Corporation
15 - 65.44.76.0/24     14561  0.1%   AS14106 -- LEPMED01 - Leprechaun, LLC
16 - 89.4.131.0/24     11665  0.1%   AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
17 - 203.63.26.0/24    11403  0.1%   AS9747  -- EZINTERNET-AS-AP EZInternet Pty Ltd
18 - 196.27.104.0/21   10553  0.1%   AS30969 -- TAN-NET TransAfrica Networks
19 - 196.27.108.0/22   10508  0.1%   AS30969 -- TAN-NET TransAfrica Networks
20 - 195.189.68.0/24    9247  0.1%   AS41007 -- CTCASTANA CTC ASTANA, KZ

Details at http://bgpupdates.potaroo.net
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