BGP map for 203.171.22.0/23

203.171.22.0/23 is announced by AS45903 CMC Telecom Infrastructure Company and seen by 345 peers of 23 RIPE RIS collectors, over 265 different AS paths. Its busiest upstreams are AS15412 FLAG-AS (39%), AS2914 NTT America, Inc. (33%) and AS3491 PCCW Global (HK) Ltd. (21%). The most common path, used by 9 peers, is AS24482 AS6939 AS15412 AS45903.

Routes checked 15:31:10 UTC

No change in the origin, the upstreams or the number of peers since 07:04 UTC on 29 Oct, when this site first looked at 203.171.22.0/23.

AS-path graph toward 203.171.22.0/23

origin Tier 1Tier 2transitedge network prefix best path: chosen by 9 of 345 peers (3%) number on a line = peers using that link RIS data up to 15:30 UTC what the colours mean 12 of 265 paths drawn

View JSON Raw upstream

345collector peers

23RIS collectors

265distinct AS paths

3.8average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS15412 FLAG-AS Flag Telecom UK Limited	135	39%
AS2914 NTT America, Inc.	114	33%
AS3491 PCCW Global (HK) Ltd.	73	21%
AS9304 HGC Global Communications Limited	4	1%
AS4635 Hong Kong Internet Exchange--Route Server 1	3	<1%
AS21859 Zenlayer Inc	3	<1%
AS9583 Sify Limited	2	<1%
AS8220 COLT COLT Technology Services Group Limited	2	<1%
AS24482 SG.GS	1	<1%
AS36236 NetActuate, Inc	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS15412 FLAG-AS Flag Telecom UK Limited	135	39%
AS6939 Hurricane Electric LLC	114	33%
AS2914 NTT America, Inc.	111	32%
AS3491 PCCW Global (HK) Ltd.	70	20%
AS3356 Level 3 Parent, LLC	21	6%
AS3320 DTAG Deutsche Telekom AG	11	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	10	3%
AS9002 RETN-AS RETN Limited	10	3%
AS3257 GTT-BACKBONE GTT Communications Inc.	8	2%
AS25091 IP-Max IP-Max SA	4	1%

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 origin	Peers	Share	Collectors
1	AS24482 AS6939 AS15412 AS45903	9	3%	9
2	AS6939 AS15412 AS45903	8	2%	8
3	AS8218 AS6939 AS15412 AS45903	7	2%	6
4	AS13030 AS3491 AS45903	4	1%	4
5	AS14840 AS6939 AS15412 AS45903	4	1%	2
6	AS2914 AS45903	3	<1%	3
7	AS3491 AS45903	3	<1%	3
8	AS6461 AS2914 AS45903	3	<1%	3
9	AS9002 AS2914 AS45903	3	<1%	3
10	AS25091 AS2914 AS45903	3	<1%	3
11	AS12779 AS6939 AS15412 AS45903	3	<1%	3
12	AS48185 AS6939 AS15412 AS45903	3	<1%	3
13	AS34927 AS6939 AS15412 AS45903	3	<1%	3
14	AS51185 AS6762 AS2914 AS45903	3	<1%	3
15	AS48362 AS6939 AS15412 AS45903	3	<1%	3
16	AS47147 AS3320 AS3491 AS45903	3	<1%	3
17	AS3257 AS3491 AS45903	2	<1%	2
18	AS6830 AS2914 AS45903	2	<1%	2
19	AS3320 AS2914 AS45903	2	<1%	2
20	AS25160 AS2914 AS45903	2	<1%	2
21	AS1299 AS15412 AS45903	2	<1%	2
22	AS14907 AS2914 AS45903	2	<1%	2
23	AS18041 AS15412 AS45903	2	<1%	1
24	AS142289 AS9583 AS45903	2	<1%	1
25	AS15547 AS8220 AS45903	2	<1%	2
26	AS6762 AS2914 AS45903	2	<1%	2
27	AS199524 AS2914 AS45903	2	<1%	2
28	AS6461 AS3491 AS45903	2	<1%	2
29	AS47692 AS2914 AS45903	2	<1%	2
30	AS49544 AS3491 AS45903	2	<1%	2
31	AS35280 AS2914 AS45903	2	<1%	2
32	AS2497 AS2914 AS45903	2	<1%	2
33	AS19151 AS15412 AS45903	2	<1%	2
34	AS199524 AS3491 AS45903	2	<1%	2
35	AS62167 AS6939 AS15412 AS45903	2	<1%	2
36	AS6424 AS6939 AS15412 AS45903	2	<1%	2
37	AS42473 AS9002 AS2914 AS45903	2	<1%	2
38	AS3214 AS6939 AS15412 AS45903	2	<1%	2
39	AS58057 AS34549 AS2914 AS45903	2	<1%	2
40	AS49544 AS3356 AS3491 AS45903	2	<1%	1
41	AS31027 AS6939 AS15412 AS45903	2	<1%	1
42	AS35710 AS3320 AS3491 AS45903	2	<1%	2
43	AS51184 AS47692 AS2914 AS45903	2	<1%	2
44	AS34019 AS25091 AS2914 AS45903	2	<1%	2
45	AS59890 AS60068 AS2914 AS45903	2	<1%	2
46	AS271253 AS3356 AS3491 AS45903	2	<1%	1
47	AS20612 AS8758 AS6939 AS15412 AS45903	2	<1%	1
48	AS24482 AS45903	1	<1%	1
49	AS36236 AS45903	1	<1%	1
50	AS8529 AS45903	1	<1%	1

50 of 265 paths shown. All of them are in the JSON.

More prefixes from AS45903

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 15:30 UTC, fetched just now.