bgpmap

BGP map for 2a12:cb41:80d::/48

2a12:cb41:80d::/48 is announced by AS204921 YunZheng-Network and seen by 340 peers of 23 RIPE RIS collectors, over 245 different AS paths. All of those routes reach it through one upstream, AS209554 ISIF-AS. The most common path, used by 11 peers, is AS24482 AS137409 AS9516 AS49304 AS4743 AS209554 AS204921.

Routes checked 23:02:52 UTC

No change in the origin, the upstreams or the number of peers since 23:02 UTC, when this site first looked at 2a12:cb41:80d::/48.

AS-path graph toward 2a12:cb41:80d::/48
BGP map of 2a12:cb41:80d::/4811 networks on the paths RIPE RIS collector peers use to reach 2a12:cb41:80d::/48. Best path, chosen by the most peers: AS24482 → AS137409 → AS9516 → AS49304 → AS4743 → AS209554 → AS204921.AS8218 → AS137409 · 7 routesAS199524 → AS137409 · 6 routesAS9002 → AS137409 · 5 routesAS6461 → AS137409 · 5 routesAS24482 → AS137409 · 11 routes · best pathAS137409 → AS9516 · 63 routes · best pathAS9516 → AS49304 · 63 routes · best pathAS49304 → AS4743 · 63 routes · best pathAS4743 → AS209554 · 63 routes · best pathAS209554 → AS204921 · 63 routes · best pathAS204921 → 2a12:cb41:80d::/48 · 63 routes · best path7AS8218 → AS137409 · 7 routes6AS199524 → AS137409 · 6 routes5AS9002 → AS137409 · 5 routes5AS6461 → AS137409 · 5 routes11AS24482 → AS137409 · 11 routes · best path63AS137409 → AS9516 · 63 routes · best path63AS9516 → AS49304 · 63 routes · best path63AS49304 → AS4743 · 63 routes · best path63AS4743 → AS209554 · 63 routes · best path63AS209554 → AS204921 · 63 routes · best path63AS204921 → 2a12:cb41:80d::/48 · 63 routes · best pathAS137409GSL Networks Pty LTDAS137409 GSL Networks Pty LTD · transit · 63 routes · on the best pathAS9516SAKURA LINK LIMITEDAS9516 SAKURA LINK LIMITED · transit · 63 routes · on the best pathAS49304SAKURA-AS SAKURALINK LIMITEDAS49304 SAKURA-AS SAKURA LINK LIMITED · transit · 63 routes · on the best pathAS4743ISIF LIMITEDAS4743 ISIF LIMITED · transit · 63 routes · on the best pathAS209554ISIF-AS ISIF OUAS209554 ISIF-AS ISIF OU · transit · 63 routes · on the best pathAS204921YunZheng-Networkzhenyun sunAS204921 YunZheng-Network zhenyun sun · origin · 63 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 routesAS199524GCORE G-Core Labs S.A.AS199524 GCORE G-Core Labs S.A. · edge network · 6 routesT2AS9002RETN-AS RETN LimitedAS9002 RETN-AS RETN Limited · Tier 2 · 5 routesT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 5 routes2a12:cb41:80d::/482a12:cb41:80d::/48

origin Tier 1Tier 2transitedge network prefix best path: chosen by 11 of 340 peers (3%) number on a line = peers using that link RIS data up to 23:02 UTC what the colours mean 12 of 245 paths drawn 6 quieter networks left out

Download PNG View JSON Raw upstream

340collector peers
23RIS collectors
245distinct AS paths
7.5average AS hops, 6 to 11

Upstreams

Networks directly in front of the origin.

NetworkPeersShare
AS209554 ISIF-AS ISIF OU340100%

Transit networks

Networks between the collector peer and the origin.

NetworkPeersShare
AS9516 SAKURA LINK LIMITED340100%
AS49304 SAKURA-AS SAKURA LINK LIMITED340100%
AS4743 ISIF LIMITED340100%
AS209554 ISIF-AS ISIF OU340100%
AS137409 GSL Networks Pty LTD33498%
AS174 Cogent Communications, LLC3911%
AS6461 Zayo Bandwidth144%
AS3257 GTT-BACKBONE GTT Communications Inc.134%
AS1299 TWELVE99 Arelion Sweden AB93%
AS3356 Level 3 Parent, LLC51%

AS paths

Every distinct path the collector peers use, most common first. An ASN repeated to lengthen a path (a prepend) is shown once.

#Path, collector peer to originPeersShareCollectors
1AS24482AS137409AS9516AS49304AS4743AS209554AS204921113%11
2AS8218AS137409AS9516AS49304AS4743AS209554AS20492172%6
3AS137409AS9516AS49304AS4743AS209554AS20492162%6
4AS199524AS137409AS9516AS49304AS4743AS209554AS20492162%6
5AS9002AS137409AS9516AS49304AS4743AS209554AS20492151%5
6AS6461AS137409AS9516AS49304AS4743AS209554AS20492151%5
7AS13030AS137409AS9516AS49304AS4743AS209554AS20492141%4
8AS14907AS137409AS9516AS49304AS4743AS209554AS20492141%4
9AS14840AS137409AS9516AS49304AS4743AS209554AS20492141%2
10AS49544AS137409AS9516AS49304AS4743AS209554AS20492141%4
11AS12779AS137409AS9516AS49304AS4743AS209554AS20492141%4
12AS51185AS137409AS9516AS49304AS4743AS209554AS2049213<1%3
13AS48185AS137409AS9516AS49304AS4743AS209554AS2049213<1%3
14AS34927AS137409AS9516AS49304AS4743AS209554AS2049213<1%3
15AS3214AS137409AS9516AS49304AS4743AS209554AS2049213<1%3
16AS34019AS137409AS9516AS49304AS4743AS209554AS2049213<1%3
17AS48362AS137409AS9516AS49304AS4743AS209554AS2049213<1%3
18AS35280AS137409AS9516AS49304AS4743AS209554AS2049213<1%3
19AS15547AS137409AS9516AS49304AS4743AS209554AS2049213<1%3
20AS25091AS137409AS9516AS49304AS4743AS209554AS2049213<1%3
21AS19151AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
22AS852AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
23AS58057AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
24AS18041AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
25AS31027AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
26AS8529AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
27AS35710AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
28AS3257AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
29AS6667AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
30AS47147AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
31AS47692AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
32AS51184AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
33AS6830AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
34AS12859AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
35AS25160AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
36AS212483AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
37AS62167AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
38AS28917AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
39AS2914AS6461AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
40AS6762AS174AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
41AS37721AS174AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
42AS142289AS9583AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
43AS3320AS6461AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
44AS59890AS174AS137409AS9516AS49304AS4743AS209554AS2049212<1%2
45AS20612AS8758AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
46AS1403AS577AS6461AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
47AS49544AS3356AS174AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
48AS206271AS60707AS12735AS9121AS3257AS137409AS9516AS49304AS4743AS209554AS2049212<1%1
49AS2500AS137409AS9516AS49304AS4743AS209554AS2049211<1%1
50AS59105AS137409AS9516AS49304AS4743AS209554AS2049211<1%1

50 of 245 paths shown. All of them are in the JSON.

More prefixes from AS204921

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 23:02 UTC, fetched just now.