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
Details at http://bgpupdates.potaroo.net