bgpmap

AS24361 CERNET2 IX at Southeast University

AS24361 CERNET2 IX at Southeast University announces 1 IPv4 prefix and 194 IPv6 prefixes. The map below is for 223.3.0.0/16, the largest of them that RIPE RIS can see: 332 collector peers reach it over 256 AS paths, most often through AS4538 China Education and Research Network Center (74%).

Routes checked 00:05:40 UTC

No change in the origin, the upstreams or the number of peers since 00:05 UTC, when this site first looked at 223.3.0.0/16.

AS-path graph toward 223.3.0.0/16
BGP map of 223.3.0.0/1611 networks on the paths RIPE RIS collector peers use to reach 223.3.0.0/16. Best path, chosen by the most peers: AS24482 → AS4538.AS8218 → AS6461 · 7 routesAS6461 → AS2914 · 12 routesAS2914 → AS4538 · 42 routesAS4538 → AS24361 · 42 routesAS9002 → AS2914 · 4 routesAS12779 → AS2914 · 4 routesAS13030 → AS1299 · 4 routesAS1299 → AS2914 · 4 routesAS3491 → AS2914 · 3 routesAS24361 → 223.3.0.0/16 · 42 routesAS24482 → AS4538 · 11 routes · best pathAS4538 → 223.3.0.0/16 · 53 routes · best path7AS8218 → AS6461 · 7 routes12AS6461 → AS2914 · 12 routes42AS2914 → AS4538 · 42 routes42AS4538 → AS24361 · 42 routes4AS9002 → AS2914 · 4 routes4AS12779 → AS2914 · 4 routes4AS13030 → AS1299 · 4 routes4AS1299 → AS2914 · 4 routes3AS3491 → AS2914 · 3 routes42AS24361 → 223.3.0.0/16 · 42 routes11AS24482 → AS4538 · 11 routes · best path53AS4538 → 223.3.0.0/16 · 53 routes · best pathAS4538China Education andResearch Network CenterAS4538 China Education and Research Network Center · origin · 53 routes · on the best pathT1AS2914NTT America, Inc.AS2914 NTT America, Inc. · Tier 1 · 42 routesAS24361CERNET2 IX atSoutheast UniversityAS24361 CERNET2 IX at Southeast University · origin · 42 routesT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 12 routesAS24482SG.GSAS24482 SG.GS · edge network · 11 routes · on the best pathAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 7 routesT2AS9002RETN-AS RETN LimitedAS9002 RETN-AS RETN Limited · Tier 2 · 4 routesAS12779ITGATE IT.Gate S.p.A.AS12779 ITGATE IT.Gate S.p.A. · edge network · 4 routesT2AS13030INIT7 Init7(Switzerland) Ltd.AS13030 INIT7 Init7 (Switzerland) Ltd. · Tier 2 · 4 routesT1AS1299TWELVE99 ArelionSweden ABAS1299 TWELVE99 Arelion Sweden AB · Tier 1 · 4 routesT1AS3491PCCW Global (HK) Ltd.AS3491 PCCW Global (HK) Ltd. · Tier 1 · 3 routes223.3.0.0/16223.3.0.0/16

origin Tier 1Tier 2transitedge network prefix best path: chosen by 11 of 332 peers (3%) number on a line = peers using that link RIS data up to 00:05 UTC what the colours mean 12 of 256 paths drawn 4 quieter networks left out

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Upstreams of 223.3.0.0/16

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

NetworkPeersShare
AS4538 China Education and Research Network Center24774%
AS4635 Hong Kong Internet Exchange--Route Server 15416%
AS24482 SG.GS113%
AS4837 CHINA UNICOM China169 Backbone82%
AS20965 GEANT GEANT Vereniging62%
AS8359 MTS MTS PJSC3<1%
AS36236 NetActuate, Inc1<1%
AS49544 i3Dnet i3D.net B.V1<1%
AS9930 TIME dotCom Berhad No. 14, Jalan Majistret U1/26 Hicom Glenmarie Industrial Park 40150 Shah Alam Selangor, Malaysia1<1%

IPv4 prefixes (1)

IPv6 prefixes (194)

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