bgpmap

AS7497 Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)

AS7497 Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) announces 464 IPv4 prefixes and 168 IPv6 prefixes. The map below is for 49.210.0.0/15, the largest of them that RIPE RIS can see: 331 collector peers reach it over 256 AS paths, most often through AS174 Cogent Communications, LLC (52%).

Routes checked 03:14:57 UTC

No change in the origin, the upstreams or the number of peers since 03:14 UTC, when this site first looked at 49.210.0.0/15.

AS-path graph toward 49.210.0.0/15
BGP map of 49.210.0.0/1510 networks on the paths RIPE RIS collector peers use to reach 49.210.0.0/15. Best path, chosen by the most peers: AS24482 → AS2914 → AS3491 → AS7497.AS199524 → AS174 · 5 routesAS174 → AS7497 · 17 routesAS13030 → AS3491 · 4 routesAS9002 → AS3491 · 4 routesAS199524 → AS3491 · 4 routesAS8218 → AS6461 · 4 routesAS6461 → AS174 · 4 routesAS6461 → AS3491 · 3 routesAS24482 → AS2914 · 10 routes · best pathAS2914 → AS3491 · 13 routes · best pathAS3491 → AS7497 · 34 routes · best pathAS7497 → 49.210.0.0/15 · 51 routes · best path5AS199524 → AS174 · 5 routes17AS174 → AS7497 · 17 routes4AS13030 → AS3491 · 4 routes4AS9002 → AS3491 · 4 routes4AS199524 → AS3491 · 4 routes4AS8218 → AS6461 · 4 routes4AS6461 → AS174 · 4 routes3AS6461 → AS3491 · 3 routes10AS24482 → AS2914 · 10 routes · best path13AS2914 → AS3491 · 13 routes · best path34AS3491 → AS7497 · 34 routes · best path51AS7497 → 49.210.0.0/15 · 51 routes · best pathAS7497Computer Network InformationCenter of Chinese Academy ofSciences (CNIC-CAS)AS7497 Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) · origin · 51 routes · on the best pathT1AS3491PCCW Global (HK) Ltd.AS3491 PCCW Global (HK) Ltd. · Tier 1 · 34 routes · on the best pathT1AS174CogentCommunications, LLCAS174 Cogent Communications, LLC · Tier 1 · 17 routesT1AS2914NTT America, Inc.AS2914 NTT America, Inc. · Tier 1 · 13 routes · on the best pathAS24482SG.GSAS24482 SG.GS · edge network · 10 routes · on the best pathAS199524GCORE G-Core Labs S.A.AS199524 GCORE G-Core Labs S.A. · edge network · 9 routesT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 7 routesT2AS13030INIT7 Init7(Switzerland) Ltd.AS13030 INIT7 Init7 (Switzerland) Ltd. · Tier 2 · 4 routesT2AS9002RETN-AS RETN LimitedAS9002 RETN-AS RETN Limited · Tier 2 · 4 routesAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 4 routes49.210.0.0/1549.210.0.0/15

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 331 peers (3%) number on a line = peers using that link RIS data up to 03:14 UTC what the colours mean 12 of 256 paths drawn 3 quieter networks left out

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Upstreams of 49.210.0.0/15

Networks directly in front of the origin, counted over the paths the collector peers use.

NetworkPeersShare
AS174 Cogent Communications, LLC17152%
AS3491 PCCW Global (HK) Ltd.10632%
AS4134 No.31,Jin-rong Street216%
AS6939 Hurricane Electric LLC196%
AS20965 GEANT GEANT Vereniging41%
AS9808 China Mobile Communications Group Co., Ltd.3<1%
AS1103 SURFNET-NL SURF B.V.2<1%
AS4837 CHINA UNICOM China169 Backbone2<1%
AS23855 Singapore Advanced Research and Education Network1<1%
AS7660 Asia Pacific Advanced Network - Japan1<1%

IPv4 prefixes (464)

The 200 largest are listed. All 464 on RIPEstat.

IPv6 prefixes (168)

Prefixes announced in the last two weeks, as seen by RIPE RIS.