bgpmap

AS17621 China Unicom Shanghai network

AS17621 China Unicom Shanghai network announces 382 IPv4 prefixes and 422 IPv6 prefixes. The map below is for 58.246.0.0/16, the largest of them that RIPE RIS can see: 331 collector peers reach it over 250 AS paths, through one upstream, AS4837 CHINA UNICOM China169 Backbone.

Routes checked 21:12:04 UTC

No change in the origin, the upstreams or the number of peers since 21:12 UTC, when this site first looked at 58.246.0.0/16.

AS-path graph toward 58.246.0.0/16
BGP map of 58.246.0.0/1613 networks on the paths RIPE RIS collector peers use to reach 58.246.0.0/16. Best path, chosen by the most peers: AS24482 → AS2914 → AS701 → AS4837 → AS17621.AS8218 → AS6461 · 7 routesAS6461 → AS4837 · 12 routesAS199524 → AS1299 · 7 routesAS1299 → AS4837 · 21 routesAS12779 → AS4837 · 4 routesAS13030 → AS1299 · 4 routesAS9002 → AS5511 · 4 routesAS5511 → AS4837 · 4 routesAS24482 → AS2914 · 10 routes · best pathAS2914 → AS701 · 13 routes · best pathAS701 → AS4837 · 17 routes · best pathAS4837 → AS17621 · 58 routes · best pathAS17621 → 58.246.0.0/16 · 58 routes · best path7AS8218 → AS6461 · 7 routes12AS6461 → AS4837 · 12 routes7AS199524 → AS1299 · 7 routes21AS1299 → AS4837 · 21 routes4AS12779 → AS4837 · 4 routes4AS13030 → AS1299 · 4 routes4AS9002 → AS5511 · 4 routes4AS5511 → AS4837 · 4 routes10AS24482 → AS2914 · 10 routes · best path13AS2914 → AS701 · 13 routes · best path17AS701 → AS4837 · 17 routes · best path58AS4837 → AS17621 · 58 routes · best path58AS17621 → 58.246.0.0/16 · 58 routes · best pathT2AS4837CHINA UNICOMChina169 BackboneAS4837 CHINA UNICOM China169 Backbone · Tier 2 · 58 routes · on the best pathAS17621China UnicomShanghai networkAS17621 China Unicom Shanghai network · origin · 58 routes · on the best pathT1AS1299TWELVE99 ArelionSweden ABAS1299 TWELVE99 Arelion Sweden AB · Tier 1 · 21 routesT1AS701Verizon BusinessAS701 Verizon Business · Tier 1 · 17 routes · on the best pathT1AS2914NTT America, Inc.AS2914 NTT America, Inc. · Tier 1 · 13 routes · on the best pathT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 12 routesAS24482SG.GSAS24482 SG.GS · edge network · 10 routes · on the best pathAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 7 routesAS199524GCORE G-Core Labs S.A.AS199524 GCORE G-Core Labs S.A. · edge network · 7 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 routesT2AS9002RETN-AS RETN LimitedAS9002 RETN-AS RETN Limited · Tier 2 · 4 routesT1AS5511Opentransit Orange S.A.AS5511 Opentransit Orange S.A. · Tier 1 · 4 routes58.246.0.0/1658.246.0.0/16

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 21:11 UTC what the colours mean 12 of 250 paths drawn 4 quieter networks left out

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Upstreams of 58.246.0.0/16

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

NetworkPeersShare
AS4837 CHINA UNICOM China169 Backbone331100%

IPv4 prefixes (382)

The 200 largest are listed. All 382 on RIPEstat.

IPv6 prefixes (422)

The 200 largest are listed. All 422 on RIPEstat.

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