bgpmap

BGP map for 154.203.0.0/23

154.203.0.0/23 is announced by AS137897 PAN-LIAN TECHNOLOGY CO., LIMITED and seen by 309 peers of 23 RIPE RIS collectors, over 245 different AS paths. Its busiest upstreams are AS4837 CHINA UNICOM China169 Backbone (97%), AS17433 Hytron Network Services Limited (2%) and AS140570 Hong Kong Beecloud System Technology Services Limited (<1%). The most common path, used by 8 peers, is AS24482 AS2914 AS3356 AS137897 AS4837 AS137897.

Routes checked 04:15:30 UTC

No change in the origin, the upstreams or the number of peers since 11:23 UTC on 26 Oct, when this site first looked at 154.203.0.0/23.

AS-path graph toward 154.203.0.0/23
BGP map of 154.203.0.0/2312 networks on the paths RIPE RIS collector peers use to reach 154.203.0.0/23. Best path, chosen by the most peers: AS24482 → AS2914 → AS3356 → AS137897 → AS4837 → AS137897.AS8218 → AS6461 · 6 routesAS6461 → AS3356 · 11 routesAS49544 → AS3356 · 5 routesAS9002 → AS3356 · 4 routesAS14840 → AS3356 · 4 routesAS12779 → AS2914 · 3 routesAS24482 → AS2914 · 8 routes · best pathAS2914 → AS3356 · 14 routes · best pathAS3356 → AS137897 · 51 routes · best pathAS137897 → AS4837 · 51 routes · best pathAS4837 → AS137897 · 51 routes · best pathAS137897 → 154.203.0.0/23 · 51 routes · best path6AS8218 → AS6461 · 6 routes11AS6461 → AS3356 · 11 routes5AS49544 → AS3356 · 5 routes4AS9002 → AS3356 · 4 routes4AS14840 → AS3356 · 4 routes3AS12779 → AS2914 · 3 routes8AS24482 → AS2914 · 8 routes · best path14AS2914 → AS3356 · 14 routes · best path51AS3356 → AS137897 · 51 routes · best path51AS137897 → AS4837 · 51 routes · best path51AS4837 → AS137897 · 51 routes · best path51AS137897 → 154.203.0.0/23 · 51 routes · best pathT1AS3356Level 3 Parent, LLCAS3356 Level 3 Parent, LLC · Tier 1 · 51 routes · on the best pathAS137897PAN-LIAN TECHNOLOGYCO., LIMITEDAS137897 PAN-LIAN TECHNOLOGY CO., LIMITED · origin · 51 routes · on the best pathT2AS4837CHINA UNICOMChina169 BackboneAS4837 CHINA UNICOM China169 Backbone · Tier 2 · 51 routes · on the best pathT1AS2914NTT America, Inc.AS2914 NTT America, Inc. · Tier 1 · 14 routes · on the best pathT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 11 routesAS24482SG.GSAS24482 SG.GS · edge network · 8 routes · on the best pathAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 6 routesAS49544i3Dnet i3D.net B.VAS49544 i3Dnet i3D.net B.V · edge network · 5 routesT2AS9002RETN-AS RETN LimitedAS9002 RETN-AS RETN Limited · Tier 2 · 4 routesAS14840BR.Digital TelecomAS14840 BR.Digital Telecom · edge network · 4 routesT2AS13030INIT7 Init7(Switzerland) Ltd.AS13030 INIT7 Init7 (Switzerland) Ltd. · Tier 2 · 4 routesAS12779ITGATE IT.Gate S.p.A.AS12779 ITGATE IT.Gate S.p.A. · edge network · 3 routes154.203.0.0/23154.203.0.0/23

origin Tier 1Tier 2transitedge network prefix best path: chosen by 8 of 309 peers (3%) number on a line = peers using that link RIS data up to 04:14 UTC what the colours mean 12 of 245 paths drawn 4 quieter networks left out

View JSON Raw upstream

309collector peers
23RIS collectors
245distinct AS paths
5.9average AS hops, 4 to 8

Upstreams

Networks directly in front of the origin.

NetworkPeersShare
AS4837 CHINA UNICOM China169 Backbone30197%
AS17433 Hytron Network Services Limited72%
AS140570 Hong Kong Beecloud System Technology Services Limited1<1%

Transit networks

Networks between the collector peer and the origin.

NetworkPeersShare
AS3356 Level 3 Parent, LLC30197%
AS137897 PAN-LIAN TECHNOLOGY CO., LIMITED30197%
AS4837 CHINA UNICOM China169 Backbone30197%
AS1299 TWELVE99 Arelion Sweden AB4816%
AS2914 NTT America, Inc.3010%
AS6939 Hurricane Electric LLC124%
AS6461 Zayo Bandwidth114%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.114%
AS3320 DTAG Deutsche Telekom AG103%
AS5511 Opentransit Orange S.A.83%

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
1AS24482AS2914AS3356AS137897AS4837AS13789783%8
2AS8218AS6461AS3356AS137897AS4837AS13789762%5
3AS6461AS3356AS137897AS4837AS13789752%5
4AS49544AS3356AS137897AS4837AS13789752%4
5AS9002AS3356AS137897AS4837AS13789741%4
6AS14840AS3356AS137897AS4837AS13789741%2
7AS13030AS1299AS3356AS137897AS4837AS13789741%4
8AS2914AS3356AS137897AS4837AS1378973<1%3
9AS48185AS3356AS137897AS4837AS1378973<1%3
10AS35280AS3356AS137897AS4837AS1378973<1%3
11AS25091AS3356AS137897AS4837AS1378973<1%3
12AS12779AS2914AS3356AS137897AS4837AS1378973<1%3
13AS34927AS1299AS3356AS137897AS4837AS1378973<1%3
14AS51185AS6762AS3356AS137897AS4837AS1378973<1%3
15AS62167AS3356AS137897AS4837AS1378972<1%2
16AS1299AS3356AS137897AS4837AS1378972<1%2
17AS50628AS3356AS137897AS4837AS1378972<1%2
18AS3491AS3356AS137897AS4837AS1378972<1%2
19AS6762AS3356AS137897AS4837AS1378972<1%2
20AS59890AS3356AS137897AS4837AS1378972<1%2
21AS271253AS3356AS137897AS4837AS1378972<1%1
22AS2497AS3356AS137897AS4837AS1378972<1%2
23AS25160AS2914AS3356AS137897AS4837AS1378972<1%2
24AS58057AS1836AS3356AS137897AS4837AS1378972<1%2
25AS35710AS3320AS3356AS137897AS4837AS1378972<1%2
26AS15547AS3303AS3356AS137897AS4837AS1378972<1%2
27AS51184AS1764AS3356AS137897AS4837AS1378972<1%2
28AS48362AS1764AS3356AS137897AS4837AS1378972<1%2
29AS199524AS1299AS3356AS137897AS4837AS1378972<1%2
30AS47147AS3320AS3356AS137897AS4837AS1378972<1%2
31AS47147AS1299AS3356AS137897AS4837AS1378972<1%2
32AS19151AS2914AS3356AS137897AS4837AS1378972<1%2
33AS58057AS34549AS5511AS3356AS137897AS4837AS1378972<1%2
34AS142289AS9583AS1299AS3356AS137897AS4837AS1378972<1%1
35AS20612AS8758AS15576AS3356AS137897AS4837AS1378972<1%1
36AS132825AS174AS17433AS1378971<1%1
37AS17639AS174AS17433AS1378971<1%1
38AS38008AS174AS17433AS1378971<1%1
39AS134823AS174AS17433AS1378971<1%1
40AS18106AS174AS17433AS1378971<1%1
41AS199524AS174AS17433AS1378971<1%1
42AS7018AS3356AS137897AS4837AS1378971<1%1
43AS37721AS3356AS137897AS4837AS1378971<1%1
44AS50300AS3356AS137897AS4837AS1378971<1%1
45AS3549AS3356AS137897AS4837AS1378971<1%1
46AS14907AS3356AS137897AS4837AS1378971<1%1
47AS46997AS38008AS174AS17433AS1378971<1%1
48AS6057AS3356AS137897AS4837AS1378971<1%1
49AS198150AS3356AS137897AS4837AS1378971<1%1
50AS13781AS3356AS137897AS4837AS1378971<1%1

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

More prefixes from AS137897

Routes seen by RIPE RIS in the 24 hours up to 1 Nov 2026, 04:14 UTC, fetched just now.