bgpmap

AS2852 CESNET2 CESNET z.s.p.o.

AS2852 CESNET2 announces 29 IPv4 prefixes and 1 IPv6 prefix. The map below is for 146.102.0.0/16, the largest of them that RIPE RIS can see: 348 collector peers reach it over 272 AS paths, most often through AS60606 Blindspot (29%).

Routes checked 19:45:54 UTC

No change in the origin, the upstreams or the number of peers since 19:45 UTC, when this site first looked at 146.102.0.0/16.

AS-path graph toward 146.102.0.0/16
BGP map of 146.102.0.0/1610 networks on the paths RIPE RIS collector peers use to reach 146.102.0.0/16. Best path, chosen by the most peers: AS24482 → AS2852.AS8218 → AS2852 · 7 routesAS21320 → AS2852 · 6 routesAS6461 → AS2852 · 5 routesAS199524 → AS1299 · 5 routesAS1299 → AS39392 · 5 routesAS39392 → AS60606 · 5 routesAS60606 → AS2852 · 5 routesAS24482 → AS2852 · 11 routes · best pathAS2852 → 146.102.0.0/16 · 58 routes · best path7AS8218 → AS2852 · 7 routes6AS21320 → AS2852 · 6 routes5AS6461 → AS2852 · 5 routes5AS199524 → AS1299 · 5 routes5AS1299 → AS39392 · 5 routes5AS39392 → AS60606 · 5 routes5AS60606 → AS2852 · 5 routes11AS24482 → AS2852 · 11 routes · best path58AS2852 → 146.102.0.0/16 · 58 routes · best pathAS2852CESNET2 CESNET z.s.p.o.AS2852 CESNET2 CESNET z.s.p.o. · origin · 58 routes · on the best pathAS24482SG.GSAS24482 SG.GS · edge network · 11 routes · on the best pathAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 7 routesAS21320GEANT_IAS_VRFGEANT VerenigingAS21320 GEANT_IAS_VRF GEANT Vereniging · edge network · 6 routesT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 5 routesAS199524GCORE G-Core Labs S.A.AS199524 GCORE G-Core Labs S.A. · edge network · 5 routesT1AS1299TWELVE99 ArelionSweden ABAS1299 TWELVE99 Arelion Sweden AB · Tier 1 · 5 routesAS39392SuperNetwork SH.cz s.r.o.AS39392 SuperNetwork SH.cz s.r.o. · transit · 5 routesAS60606Blindspot PRO-ZETA a.s.AS60606 Blindspot PRO-ZETA a.s. · transit · 5 routesT2AS9002RETN-AS RETN LimitedAS9002 RETN-AS RETN Limited · Tier 2 · 4 routes146.102.0.0/16146.102.0.0/16

origin Tier 1Tier 2transitedge network prefix best path: chosen by 11 of 348 peers (3%) number on a line = peers using that link RIS data up to 19:44 UTC what the colours mean 12 of 272 paths drawn 7 quieter networks left out

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Upstreams of 146.102.0.0/16

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

NetworkPeersShare
AS60606 Blindspot PRO-ZETA a.s.10129%
AS1853 ACONET309%
AS6461 Zayo Bandwidth154%
AS6939 Hurricane Electric LLC123%
AS24482 SG.GS113%
AS8218 NEO-ASN Zayo Infrastructure France SA82%
AS21320 GEANT_IAS_VRF GEANT Vereniging82%
AS20965 GEANT GEANT Vereniging72%
AS14840 BR.Digital Telecom51%
AS35280 F5 F5 Networks SARL51%

IPv4 prefixes (29)

IPv6 prefixes (1)

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