BGP Update Report
Interval: 26-Jul-12 -to- 02-Aug-12 (7 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS5800 54239 3.2% 205.5 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
2 - AS8402 45483 2.7% 47.2 -- CORBINA-AS OJSC "Vimpelcom"
3 - AS9829 33335 1.9% 40.9 -- BSNL-NIB National Internet Backbone
4 - AS24560 30641 1.8% 48.3 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
5 - AS17813 24694 1.4% 239.7 -- MTNL-AP Mahanagar Telephone Nigam Ltd.
6 - AS7552 23873 1.4% 21.4 -- VIETEL-AS-AP Vietel Corporation
7 - AS13118 19067 1.1% 1121.6 -- ASN-YARTELECOM OJSC Rostelecom
8 - AS1637 18305 1.1% 254.2 -- DNIC-AS-01637 - Headquarters, USAISC
9 - AS27065 18027 1.1% 130.6 -- DNIC-ASBLK-27032-27159 - DoD Network Information Center
10 - AS27738 17548 1.0% 31.2 -- Ecuadortelecom S.A.
11 - AS174 14961 0.9% 7.1 -- COGENT Cogent/PSI
12 - AS17974 14924 0.9% 8.4 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
13 - AS7029 12849 0.8% 6.5 -- WINDSTREAM - Windstream Communications Inc
14 - AS28573 11418 0.7% 8.5 -- NET Servicos de Comunicao S.A.
15 - AS13979 10622 0.6% 3.4 -- ATT-IPFR - AT&T Services, Inc.
16 - AS21599 10553 0.6% 3517.7 -- NETDIRECT S.A.
17 - AS45609 10305 0.6% 73.1 -- BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service
18 - AS1502 10103 0.6% 140.3 -- DNIC-ASBLK-01500-01502 - Headquarters, USAISC
19 - AS1562 9890 0.6% 341.0 -- DNIC-ASBLK-01550-01601 - DoD Network Information Center
20 - AS11492 9827 0.6% 42.9 -- CABLEONE - CABLE ONE, INC.
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS16535 7104 0.4% 7104.0 -- ECHOS-3 - Echostar Holding Purchasing Corporation
2 - AS19406 4284 0.2% 4284.0 -- TWRS-MA - Towerstream I, Inc.
3 - AS21599 10553 0.6% 3517.7 -- NETDIRECT S.A.
4 - AS55534 2715 0.2% 2715.0 -- PPL-PK 4th Floor, PIDC House
5 - AS6197 2565 0.1% 2565.0 -- BATI-ATL - BellSouth Network Solutions, Inc
6 - AS36329 2276 0.1% 2276.0 -- INTRADO - Intrado, Inc.
7 - AS37343 9651 0.6% 1930.2 -- AirtelSeychelles
8 - AS44410 4601 0.3% 1533.7 -- ENTEKHAB-AS ENTEKHAB INDUSTRIAL GROUP
9 - AS13118 19067 1.1% 1121.6 -- ASN-YARTELECOM OJSC Rostelecom
10 - AS36938 995 0.1% 995.0 -- NIRA
11 - AS1273 5448 0.3% 908.0 -- CW Cable and Wireless Worldwide plc
12 - AS38857 1580 0.1% 790.0 -- ESOFT-TRANSIT-AS-AP e.Soft Technologies Ltd.
13 - AS39214 1194 0.1% 597.0 -- COMINTECH Institute of Comunication and Information Technology
14 - AS6410 593 0.0% 593.0 -- ASICOM - ASI COMMUNICATIONS
15 - AS8382 1156 0.1% 578.0 -- IRTEL-AS Irkutsk Central Telegraph autonomous system
16 - AS49072 547 0.0% 547.0 -- APSUARA-AS TCA Apsuara Ltd.
17 - AS22767 1087 0.1% 543.5 -- NASA-ESDIS-NET - National Aeronautics and Space Administration
18 - AS55665 1019 0.1% 509.5 -- STMI-AS-ID PT Sampoerna Telemedia Indonesia
19 - AS29398 484 0.0% 484.0 -- PETROBALTIC "Petrobaltic" S.A.
20 - AS48068 476 0.0% 476.0 -- VISONIC Visonic Ltd
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 109.161.64.0/19 18909 1.0% AS13118 -- ASN-YARTELECOM OJSC Rostelecom
2 - 122.161.0.0/16 11193 0.6% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
3 - 182.64.0.0/16 10861 0.6% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
4 - 200.46.0.0/19 10547 0.6% AS21599 -- NETDIRECT S.A.
5 - 41.79.63.0/24 9620 0.5% AS37343 -- AirtelSeychelles
AS45609 -- BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service
6 - 41.79.62.0/24 9619 0.5% AS37343 -- AirtelSeychelles
AS45609 -- BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service
7 - 67.47.194.0/23 7104 0.4% AS16535 -- ECHOS-3 - Echostar Holding Purchasing Corporation
8 - 59.177.48.0/20 6538 0.4% AS17813 -- MTNL-AP Mahanagar Telephone Nigam Ltd.
9 - 202.56.215.0/24 6207 0.3% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
10 - 123.252.208.0/24 5753 0.3% AS17762 -- HTIL-TTML-IN-AP Tata Teleservices Maharashtra Ltd
11 - 139.139.19.0/24 5752 0.3% AS1562 -- DNIC-ASBLK-01550-01601 - DoD Network Information Center
12 - 194.63.9.0/24 5430 0.3% AS1273 -- CW Cable and Wireless Worldwide plc
13 - 69.38.178.0/24 4284 0.2% AS19406 -- TWRS-MA - Towerstream I, Inc.
14 - 59.177.64.0/18 3323 0.2% AS17813 -- MTNL-AP Mahanagar Telephone Nigam Ltd.
15 - 59.177.144.0/20 2954 0.2% AS17813 -- MTNL-AP Mahanagar Telephone Nigam Ltd.
16 - 78.111.6.0/23 2738 0.1% AS44410 -- ENTEKHAB-AS ENTEKHAB INDUSTRIAL GROUP
17 - 202.52.32.0/24 2715 0.1% AS55534 -- PPL-PK 4th Floor, PIDC House
18 - 65.82.30.0/24 2565 0.1% AS6197 -- BATI-ATL - BellSouth Network Solutions, Inc
19 - 115.170.128.0/17 2499 0.1% AS4847 -- CNIX-AP China Networks Inter-Exchange
20 - 64.58.53.0/24 2276 0.1% AS36329 -- INTRADO - Intrado, Inc.
Details at http://bgpupdates.potaroo.net