BGP Update Report
Interval: 12-Apr-12 -to- 19-Apr-12 (7 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS8402 52684 3.3% 31.4 -- CORBINA-AS OJSC "Vimpelcom"
2 - AS9829 39059 2.5% 44.6 -- BSNL-NIB National Internet Backbone
3 - AS12479 27357 1.7% 132.8 -- UNI2-AS France Telecom Espana SA
4 - AS24186 25455 1.6% 454.6 -- RAILTEL-AS-IN RailTel Corporation of India Ltd., Internet Service Provider, New Delhi
5 - AS32528 25445 1.6% 12722.5 -- ABBOTT Abbot Labs
6 - AS5976 18740 1.2% 164.4 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
7 - AS5800 18194 1.1% 57.6 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
8 - AS7552 16539 1.0% 13.1 -- VIETEL-AS-AP Vietel Corporation
9 - AS24560 16017 1.0% 22.2 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
10 - AS15399 14025 0.9% 122.0 -- WANANCHI-KE
11 - AS54600 13078 0.8% 4359.3 -- PEGTECHINC - PEG TECH INC
12 - AS16960 12901 0.8% 248.1 -- Cablevision Red, S.A de C.V.
13 - AS12396 12438 0.8% 460.7 -- INAR-ARKHNAGELSK-AS OJSC MegaFon
14 - AS6713 12426 0.8% 27.3 -- IAM-AS
15 - AS44798 11731 0.7% 11731.0 -- PERVOMAYSK-AS PP "SKS-Pervomaysk"
16 - AS786 10862 0.7% 54.0 -- JANET The JNT Association
17 - AS28306 9444 0.6% 277.8 -- TC Net Inform�tica e Telecomunica��es LTDA
18 - AS29049 9229 0.6% 22.1 -- DELTA-TELECOM-AS Delta Telecom LTD.
19 - AS2697 8991 0.6% 45.4 -- ERX-ERNET-AS Education and Research Network
20 - AS28573 8589 0.5% 10.4 -- NET Servicos de Comunicao S.A.
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS32528 25445 1.6% 12722.5 -- ABBOTT Abbot Labs
2 - AS44798 11731 0.7% 11731.0 -- PERVOMAYSK-AS PP "SKS-Pervomaysk"
3 - AS54600 13078 0.8% 4359.3 -- PEGTECHINC - PEG TECH INC
4 - AS17408 3141 0.2% 3141.0 -- ABOVE-AS-AP AboveNet Communications Taiwan
5 - AS4658 1582 0.1% 1582.0 -- NETFRONT-AS Netfront Information Technology Limited,
6 - AS36980 1033 0.1% 1033.0 -- JOHNHOLT-ASN
7 - AS21271 1017 0.1% 1017.0 -- SOTELMABGP
8 - AS55665 947 0.1% 947.0 -- STMI-AS-ID PT Sampoerna Telemedia Indonesia
9 - AS8657 780 0.1% 780.0 -- CPRM CPRM Autonomous System
10 - AS57767 747 0.1% 747.0 -- RTTC-AS Federal State-owned Enterprise Russian Television and Radio Broadcasting Network
11 - AS34043 726 0.1% 726.0 -- RISS Internet Security Systems SRL
12 - AS25600 688 0.0% 688.0 -- MATRIKON-1 - Matrikon Inc.
13 - AS27169 548 0.0% 548.0 -- TRIDENTAS - Trident Systems, Inc.
14 - AS38857 1020 0.1% 510.0 -- ESOFT-TRANSIT-AS-AP e.Soft Technologies Ltd.
15 - AS51825 932 0.1% 466.0 -- TELZAR-ASN TELZAR INTERNATIONAL TELECOMINICATIONS LTD
16 - AS12396 12438 0.8% 460.7 -- INAR-ARKHNAGELSK-AS OJSC MegaFon
17 - AS56094 920 0.1% 460.0 -- ITENET-SG 10 Dover Drive
18 - AS24029 455 0.0% 455.0 -- NIXI-IN-AS NIXI is an IXP in India
19 - AS24186 25455 1.6% 454.6 -- RAILTEL-AS-IN RailTel Corporation of India Ltd., Internet Service Provider, New Delhi
20 - AS57201 421 0.0% 421.0 -- EDF-AS Estonian Defence Forces
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 130.36.34.0/24 12723 0.7% AS32528 -- ABBOTT Abbot Labs
2 - 130.36.35.0/24 12722 0.7% AS32528 -- ABBOTT Abbot Labs
3 - 91.202.212.0/22 11731 0.7% AS44798 -- PERVOMAYSK-AS PP "SKS-Pervomaysk"
4 - 205.107.121.0/24 8935 0.5% AS5976 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
5 - 62.36.252.0/22 8013 0.5% AS12479 -- UNI2-AS France Telecom Espana SA
6 - 72.31.221.0/24 7137 0.4% AS33363 -- BHN-TAMPA - BRIGHT HOUSE NETWORKS, LLC
7 - 122.161.0.0/16 6970 0.4% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
8 - 62.36.249.0/24 6434 0.4% AS12479 -- UNI2-AS France Telecom Espana SA
9 - 62.36.241.0/24 6065 0.3% AS12479 -- UNI2-AS France Telecom Espana SA
10 - 62.36.210.0/24 5921 0.3% AS12479 -- UNI2-AS France Telecom Espana SA
11 - 205.106.248.0/24 5896 0.3% AS5976 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
12 - 194.63.9.0/24 5891 0.3% AS1273 -- CW Cable and Wireless Worldwide plc
13 - 199.180.100.0/23 4383 0.2% AS54600 -- PEGTECHINC - PEG TECH INC
14 - 199.180.100.0/24 4348 0.2% AS54600 -- PEGTECHINC - PEG TECH INC
15 - 199.180.101.0/24 4347 0.2% AS54600 -- PEGTECHINC - PEG TECH INC
16 - 202.56.215.0/24 3384 0.2% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
17 - 202.153.174.0/24 3141 0.2% AS17408 -- ABOVE-AS-AP AboveNet Communications Taiwan
18 - 213.139.220.0/24 2414 0.1% AS13263 -- HAYATNET-AS HayatNet Bilgi ve Iletisim Hizmetleri A.S
19 - 85.235.80.0/24 2411 0.1% AS13263 -- HAYATNET-AS HayatNet Bilgi ve Iletisim Hizmetleri A.S
20 - 46.237.0.0/19 2332 0.1% AS13118 -- ASN-YARTELECOM OJSC Rostelecom
Details at http://bgpupdates.potaroo.net