bgpmap

AS174 Cogent Communications, LLC

AS174 Cogent Communications, LLC announces 4,066 IPv4 prefixes and 535 IPv6 prefixes. The map below is for 38.0.0.0/8, the largest of them that RIPE RIS can see: 319 collector peers reach it over 246 AS paths, most often through AS1299 TWELVE99 (18%).

Routes checked 21:30:38 UTC

No change in the origin, the upstreams or the number of peers since 06:42 UTC on 26 Oct, when this site first looked at 38.0.0.0/8.

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 · 7 routesAS8218 → AS6461 · 7 routesAS6461 → AS174 · 12 routesAS12779 → AS174 · 4 routesAS13030 → AS1299 · 4 routesAS1299 → AS174 · 11 routesAS47147 → AS1299 · 4 routesAS24482 → AS6453 · 9 routes · best pathAS6453 → AS174 · 9 routes · best pathAS174 → 38.0.0.0/8 · 57 routes · best path7AS199524 → AS174 · 7 routes7AS8218 → AS6461 · 7 routes12AS6461 → AS174 · 12 routes4AS12779 → AS174 · 4 routes4AS13030 → AS1299 · 4 routes11AS1299 → AS174 · 11 routes4AS47147 → AS1299 · 4 routes9AS24482 → AS6453 · 9 routes · best path9AS6453 → AS174 · 9 routes · best path57AS174 → 38.0.0.0/8 · 57 routes · best pathT1AS174CogentCommunications, LLCAS174 Cogent Communications, LLC · origin, Tier 1 · 57 routes · on the best pathT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 12 routesT1AS1299TWELVE99 ArelionSweden ABAS1299 TWELVE99 Arelion Sweden AB · Tier 1 · 11 routesAS24482SG.GSAS24482 SG.GS · edge network · 9 routes · on the best pathT1AS6453TATA COMMUNICATIONS(AMERICA) INCAS6453 TATA COMMUNICATIONS (AMERICA) INC · Tier 1 · 9 routes · on the best pathAS199524GCORE G-Core Labs S.A.AS199524 GCORE G-Core Labs S.A. · edge network · 7 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 9 of 319 peers (3%) number on a line = peers using that link RIS data up to 21:29 UTC what the colours mean 12 of 246 paths drawn 5 quieter networks left out

View JSON Raw upstream Full map of 38.0.0.0/8 →

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 AB5718%
AS3356 Level 3 Parent, LLC237%
AS6453 TATA COMMUNICATIONS (AMERICA) INC196%
AS6461 Zayo Bandwidth186%
AS2914 NTT America, Inc.134%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.113%
AS3257 GTT-BACKBONE GTT Communications Inc.83%
AS199524 GCORE G-Core Labs S.A.72%
AS3320 DTAG Deutsche Telekom AG72%
AS1764 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH72%

IPv4 prefixes (4,066)

The 200 largest are listed. All 4,066 on RIPEstat.

IPv6 prefixes (535)

The 200 largest are listed. All 535 on RIPEstat.

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