BGP Update Report
Interval: 30-Jul-09 -to- 06-Aug-09 (7 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS9198 95250 6.4% 251.3 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
2 - AS11 38501 2.6% 2566.7 -- HARVARD - Harvard University
3 - AS8151 36215 2.4% 7.4 -- Uninet S.A. de C.V.
4 - AS33783 25605 1.7% 168.5 -- EEPAD
5 - AS47408 13428 0.9% 610.4 -- MANDARIN-AS Mandarin WIMAX Sicilia SpA
6 - AS8877 10655 0.7% 43.0 -- BOLBG-AS PowerNet Ltd, Sofia, Bulgaria
7 - AS8452 10481 0.7% 10.2 -- TEDATA TEDATA
8 - AS9829 10365 0.7% 12.8 -- BSNL-NIB National Internet Backbone
9 - AS35805 9586 0.6% 22.7 -- UTG-AS United Telecom AS
10 - AS6389 9116 0.6% 2.2 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
11 - AS4249 8879 0.6% 48.8 -- LILLY-AS - Eli Lilly and Company
12 - AS7018 8028 0.5% 5.2 -- ATT-INTERNET4 - AT&T WorldNet Services
13 - AS17974 7547 0.5% 10.7 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
14 - AS7738 7380 0.5% 18.0 -- Telecomunicacoes da Bahia S.A.
15 - AS24863 7156 0.5% 7.9 -- LINKdotNET-AS
16 - AS12479 6863 0.5% 14.5 -- UNI2-AS Uni2 Autonomous System
17 - AS4323 6839 0.5% 1.6 -- TWTC - tw telecom holdings, inc.
18 - AS20115 6331 0.4% 4.3 -- CHARTER-NET-HKY-NC - Charter Communications
19 - AS6478 6217 0.4% 4.6 -- ATT-INTERNET3 - AT&T WorldNet Services
20 - AS10620 6102 0.4% 6.1 -- TV Cable S.A.
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS11 38501 2.6% 2566.7 -- HARVARD - Harvard University
2 - AS48297 766 0.1% 766.0 -- DOORHAN "Vse dlya vorot" Ltd
3 - AS45703 1908 0.1% 636.0 -- BKPM-AS-ID Badan Koordinasi Penanaman Modal (BKPM)
4 - AS4796 615 0.0% 615.0 -- BANDUNG-NET-AS-AP Institute of Technology Bandung
5 - AS47408 13428 0.9% 610.4 -- MANDARIN-AS Mandarin WIMAX Sicilia SpA
6 - AS21684 536 0.0% 536.0 -- CYBERINETBGP - Cyberonics, Inc.
7 - AS25546 4774 0.3% 477.4 -- BROOKLANDCOMP-AS Brookland Computer Services
8 - AS45024 462 0.0% 462.0 -- INTERBALT-AS INTERBALT Ltd.
9 - AS1564 1215 0.1% 405.0 -- DNIC-ASBLK-01550-01601 - DoD Network Information Center
10 - AS8668 2741 0.2% 391.6 -- TELONE-AS TelOne Zimbabwe P/L
11 - AS47640 1174 0.1% 391.3 -- TRICOMPAS Tricomp Sp. z. o. o.
12 - AS5050 5866 0.4% 366.6 -- PSC-EXT - Pittsburgh Supercomputing Center
13 - AS24994 675 0.1% 337.5 -- GENESYS-AS GENESYS Informatica AS for announcing own prefixes
14 - AS43912 2141 0.1% 305.9 -- NEWCOM-AS ZAO "NEWCOM"
15 - AS36896 1421 0.1% 284.2 -- MVCOMM
16 - AS40060 2274 0.1% 252.7 -- AAAWI - AAA Wireless, Inc.
17 - AS9198 95250 6.4% 251.3 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
18 - AS35400 1425 0.1% 237.5 -- MFIST Interregoinal Organization Network Technologies
19 - AS41492 205 0.0% 205.0 -- EXIMBANK-AS SC Eximbank SA
20 - AS5691 2660 0.2% 204.6 -- MITRE-AS-5 - The MITRE Corporation
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 88.204.221.0/24 10286 0.7% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
2 - 95.59.1.0/24 10251 0.7% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
3 - 95.59.8.0/23 10173 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
4 - 95.59.4.0/22 10173 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
5 - 95.59.3.0/24 10169 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
6 - 95.59.2.0/23 10169 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
7 - 89.218.220.0/23 10152 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
8 - 89.218.218.0/23 10152 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
9 - 92.46.244.0/23 10149 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration
10 - 72.23.246.0/24 5820 0.4% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center
11 - 193.201.184.0/21 4765 0.3% AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services
12 - 19.0.0.0/8 4366 0.3% AS11 -- HARVARD - Harvard University
13 - 130.175.0.0/16 4365 0.3% AS11 -- HARVARD - Harvard University
14 - 130.170.0.0/16 4365 0.3% AS11 -- HARVARD - Harvard University
15 - 85.60.208.0/21 2840 0.2% AS12479 -- UNI2-AS Uni2 Autonomous System
16 - 129.9.236.0/23 2746 0.2% AS11 -- HARVARD - Harvard University
17 - 205.203.160.0/23 2744 0.2% AS11 -- HARVARD - Harvard University
18 - 85.60.208.0/22 2648 0.2% AS12479 -- UNI2-AS Uni2 Autonomous System
19 - 192.12.120.0/24 2625 0.2% AS5691 -- MITRE-AS-5 - The MITRE Corporation
20 - 192.147.21.0/24 2495 0.2% AS11 -- HARVARD - Harvard University
Details at http://bgpupdates.potaroo.net