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