bgpmap

AS174 Cogent Communications, LLC

AS174 Cogent Communications, LLC announces 4,034 IPv4 prefixes and 532 IPv6 prefixes. The map below is for 38.0.0.0/8, the largest of them that RIPE RIS can see: 332 collector peers reach it over 254 AS paths, most often through AS1299 TWELVE99 (17%).

AS-path graph toward 38.0.0.0/8
BGP map of 38.0.0.0/811 networks on the paths RIPE RIS collector peers use to reach 38.0.0.0/8. Best path, chosen by the most peers: AS24482 → AS6453 → AS174.AS199524 → AS174 · 9 routesAS8218 → AS6461 · 7 routesAS6461 → AS174 · 12 routesAS12779 → AS174 · 4 routesAS13030 → AS1299 · 4 routesAS1299 → AS174 · 8 routesAS47147 → AS1299 · 4 routesAS24482 → AS6453 · 11 routes · best pathAS6453 → AS174 · 11 routes · best pathAS174 → 38.0.0.0/8 · 61 routes · best path9AS199524 → AS174 · 9 routes7AS8218 → AS6461 · 7 routes12AS6461 → AS174 · 12 routes4AS12779 → AS174 · 4 routes4AS13030 → AS1299 · 4 routes8AS1299 → AS174 · 8 routes4AS47147 → AS1299 · 4 routes11AS24482 → AS6453 · 11 routes · best path11AS6453 → AS174 · 11 routes · best path61AS174 → 38.0.0.0/8 · 61 routes · best pathT1AS174CogentCommunications, LLCAS174 Cogent Communications, LLC · origin, Tier 1 · 61 routes · on the best pathT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 12 routesAS24482SG.GSAS24482 SG.GS · edge network · 11 routes · on the best pathT1AS6453TATA COMMUNICATIONS(AMERICA) INCAS6453 TATA COMMUNICATIONS (AMERICA) INC · Tier 1 · 11 routes · on the best pathAS199524GCORE G-Core Labs S.A.AS199524 GCORE G-Core Labs S.A. · edge network · 9 routesT1AS1299TWELVE99 ArelionSweden ABAS1299 TWELVE99 Arelion Sweden AB · Tier 1 · 8 routesAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · 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 routesAS47147AS-ANX Anexia CloudSolutions GmbHAS47147 AS-ANX Anexia Cloud Solutions GmbH · edge network · 4 routes38.0.0.0/838.0.0.0/8

origin Tier 1Tier 2edge network prefix best path: chosen by 11 of 332 peers (3%) number on a line = peers using that link RIS data up to 15:47 UTC what the colours mean 12 of 254 paths drawn 6 quieter networks left out

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Upstreams of 38.0.0.0/8

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

NetworkPeersShare
AS1299 TWELVE99 Arelion Sweden AB5817%
AS3356 Level 3 Parent, LLC227%
AS6453 TATA COMMUNICATIONS (AMERICA) INC206%
AS6461 Zayo Bandwidth175%
AS2914 NTT America, Inc.134%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.134%
AS199524 GCORE G-Core Labs S.A.93%
AS3257 GTT-BACKBONE GTT Communications Inc.82%
AS6830 LibertyGlobal Liberty Global Europe Holding B.V.72%
AS3320 DTAG Deutsche Telekom AG72%

IPv4 prefixes (4,034)

The 200 largest are listed. All 4,034 on RIPEstat.

IPv6 prefixes (532)

The 200 largest are listed. All 532 on RIPEstat.

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