bgpmap

BGP map for 2a12:cb41:803::/48

2a12:cb41:803::/48 is announced by AS204921 YunZheng-Network and seen by 355 peers of 23 RIPE RIS collectors, over 250 different AS paths. Its busiest upstreams are AS36530 IDC Cube (100%) and AS7721 Qin Cloud Networks (<1%). The most common path, used by 10 peers, is AS24482 AS137409 AS17433 AS36530 AS204921.

Routes checked 21:50:03 UTC

No change in the origin, the upstreams or the number of peers since 21:50 UTC, when this site first looked at 2a12:cb41:803::/48.

AS-path graph toward 2a12:cb41:803::/48
BGP map of 2a12:cb41:803::/4810 networks on the paths RIPE RIS collector peers use to reach 2a12:cb41:803::/48. Best path, chosen by the most peers: AS24482 → AS137409 → AS17433 → AS36530 → AS204921.AS6939 → AS3491 · 9 routesAS3491 → AS17433 · 12 routesAS8218 → AS137409 · 7 routesAS199524 → AS137409 · 5 routesAS6461 → AS137409 · 5 routesAS24482 → AS137409 · 10 routes · best pathAS137409 → AS17433 · 53 routes · best pathAS17433 → AS36530 · 65 routes · best pathAS36530 → AS204921 · 65 routes · best pathAS204921 → 2a12:cb41:803::/48 · 65 routes · best path9AS6939 → AS3491 · 9 routes12AS3491 → AS17433 · 12 routes7AS8218 → AS137409 · 7 routes5AS199524 → AS137409 · 5 routes5AS6461 → AS137409 · 5 routes10AS24482 → AS137409 · 10 routes · best path53AS137409 → AS17433 · 53 routes · best path65AS17433 → AS36530 · 65 routes · best path65AS36530 → AS204921 · 65 routes · best path65AS204921 → 2a12:cb41:803::/48 · 65 routes · best pathAS17433Hytron NetworkServices LimitedAS17433 Hytron Network Services Limited · transit · 65 routes · on the best pathAS36530IDC CubeAS36530 IDC Cube · transit · 65 routes · on the best pathAS204921YunZheng-Networkzhenyun sunAS204921 YunZheng-Network zhenyun sun · origin · 65 routes · on the best pathAS137409GSL Networks Pty LTDAS137409 GSL Networks Pty LTD · transit · 53 routes · on the best pathT1AS3491PCCW Global (HK) Ltd.AS3491 PCCW Global (HK) Ltd. · Tier 1 · 12 routesAS24482SG.GSAS24482 SG.GS · edge network · 10 routes · on the best pathT2AS6939Hurricane Electric LLCAS6939 Hurricane Electric LLC · Tier 2 · 9 routesAS8218NEO-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 · 5 routesT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 5 routes2a12:cb41:803::/482a12:cb41:803::/48

origin Tier 1Tier 2transitedge network prefix best path: chosen by 10 of 355 peers (3%) number on a line = peers using that link RIS data up to 21:49 UTC what the colours mean 12 of 250 paths drawn 5 quieter networks left out

Download PNG View JSON Raw upstream

355collector peers
23RIS collectors
250distinct AS paths
5.4average AS hops, 2 to 8

Upstreams

Networks directly in front of the origin.

NetworkPeersShare
AS36530 IDC Cube354100%
AS7721 Qin Cloud Networks1<1%

Transit networks

Networks between the collector peer and the origin.

NetworkPeersShare
AS36530 IDC Cube354100%
AS17433 Hytron Network Services Limited35299%
AS137409 GSL Networks Pty LTD30285%
AS3491 PCCW Global (HK) Ltd.3510%
AS6461 Zayo Bandwidth226%
AS174 Cogent Communications, LLC216%
AS6939 Hurricane Electric LLC165%
AS3356 Level 3 Parent, LLC93%
AS3257 GTT-BACKBONE GTT Communications Inc.82%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.51%

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
1AS24482AS137409AS17433AS36530AS204921103%10
2AS6939AS3491AS17433AS36530AS20492193%9
3AS8218AS137409AS17433AS36530AS20492172%6
4AS137409AS17433AS36530AS20492162%6
5AS199524AS137409AS17433AS36530AS20492151%5
6AS6461AS137409AS17433AS36530AS20492151%5
7AS9002AS137409AS17433AS36530AS20492141%4
8AS13030AS137409AS17433AS36530AS20492141%4
9AS14907AS137409AS17433AS36530AS20492141%4
10AS14840AS137409AS17433AS36530AS20492141%2
11AS12779AS137409AS17433AS36530AS20492141%4
12AS3491AS17433AS36530AS2049213<1%3
13AS51185AS137409AS17433AS36530AS2049213<1%3
14AS48185AS137409AS17433AS36530AS2049213<1%3
15AS34927AS137409AS17433AS36530AS2049213<1%3
16AS49544AS137409AS17433AS36530AS2049213<1%3
17AS34019AS137409AS17433AS36530AS2049213<1%3
18AS48362AS137409AS17433AS36530AS2049213<1%3
19AS15547AS137409AS17433AS36530AS2049213<1%3
20AS25091AS137409AS17433AS36530AS2049213<1%3
21AS2914AS6461AS137409AS17433AS36530AS2049213<1%3
22AS19151AS137409AS17433AS36530AS2049212<1%2
23AS6762AS3491AS17433AS36530AS2049212<1%2
24AS852AS137409AS17433AS36530AS2049212<1%2
25AS58057AS137409AS17433AS36530AS2049212<1%2
26AS18041AS137409AS17433AS36530AS2049212<1%1
27AS31027AS137409AS17433AS36530AS2049212<1%1
28AS8529AS137409AS17433AS36530AS2049212<1%2
29AS35710AS137409AS17433AS36530AS2049212<1%2
30AS3214AS137409AS17433AS36530AS2049212<1%2
31AS3257AS137409AS17433AS36530AS2049212<1%2
32AS6667AS137409AS17433AS36530AS2049212<1%2
33AS47147AS137409AS17433AS36530AS2049212<1%2
34AS47692AS137409AS17433AS36530AS2049212<1%2
35AS51184AS137409AS17433AS36530AS2049212<1%2
36AS6830AS137409AS17433AS36530AS2049212<1%2
37AS12859AS137409AS17433AS36530AS2049212<1%1
38AS25160AS137409AS17433AS36530AS2049212<1%2
39AS212483AS137409AS17433AS36530AS2049212<1%1
40AS62167AS137409AS17433AS36530AS2049212<1%2
41AS35280AS137409AS17433AS36530AS2049212<1%2
42AS28917AS137409AS17433AS36530AS2049212<1%1
43AS2497AS174AS137409AS17433AS36530AS2049212<1%2
44AS37721AS174AS137409AS17433AS36530AS2049212<1%1
45AS142289AS9583AS137409AS17433AS36530AS2049212<1%1
46AS1299AS6461AS137409AS17433AS36530AS2049212<1%2
47AS3320AS6461AS137409AS17433AS36530AS2049212<1%2
48AS202032AS6939AS3491AS17433AS36530AS2049212<1%2
49AS199524AS174AS137409AS17433AS36530AS2049212<1%2
50AS59890AS174AS137409AS17433AS36530AS2049212<1%2

50 of 250 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, 21:49 UTC, fetched just now.