BGP map for 203.205.16.0/22

203.205.16.0/22 is announced by AS45903 CMC Telecom Infrastructure Company and seen by 350 peers of 23 RIPE RIS collectors, over 272 different AS paths. Its busiest upstreams are AS15412 FLAG-AS (90%), AS703 Verizon Business (2%) and AS3491 PCCW Global (HK) Ltd. (1%). The most common path, used by 8 peers, is AS6939 AS15412 AS45903.

Routes checked 14:01:44 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 203.205.16.0/22.

AS-path graph toward 203.205.16.0/22

origin Tier 1Tier 2transitedge network prefix best path: chosen by 8 of 350 peers (2%) number on a line = peers using that link RIS data up to 14:00 UTC what the colours mean 12 of 272 paths drawn 3 quieter networks left out

View JSON Raw upstream

350collector peers

23RIS collectors

272distinct 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	315	90%
AS703 Verizon Business	8	2%
AS3491 PCCW Global (HK) Ltd.	5	1%
AS8220 COLT COLT Technology Services Group Limited	3	<1%
AS4635 Hong Kong Internet Exchange--Route Server 1	3	<1%
AS9583 Sify Limited	2	<1%
AS9002 RETN-AS RETN Limited	2	<1%
AS9304 HGC Global Communications Limited	2	<1%
AS17639 Converge ICT Solutions Inc.	1	<1%
AS24482 SG.GS	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS15412 FLAG-AS Flag Telecom UK Limited	315	90%
AS6939 Hurricane Electric LLC	141	40%
AS1299 TWELVE99 Arelion Sweden AB	25	7%
AS174 Cogent Communications, LLC	19	5%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	17	5%
AS2914 NTT America, Inc.	10	3%
AS703 Verizon Business	8	2%
AS3320 DTAG Deutsche Telekom AG	5	1%
AS3356 Level 3 Parent, LLC	5	1%
AS8220 COLT COLT Technology Services Group Limited	3	<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	AS6939 AS15412 AS45903	8	2%	8
2	AS8218 AS15412 AS45903	7	2%	6
3	AS24482 AS15412 AS45903	7	2%	7
4	AS6461 AS15412 AS45903	5	1%	5
5	AS13030 AS15412 AS45903	4	1%	4
6	AS14840 AS15412 AS45903	4	1%	2
7	AS3491 AS45903	3	<1%	3
8	AS2914 AS15412 AS45903	3	<1%	3
9	AS199524 AS15412 AS45903	3	<1%	3
10	AS9002 AS6939 AS15412 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	AS58057 AS6939 AS15412 AS45903	3	<1%	3
15	AS48362 AS6939 AS15412 AS45903	3	<1%	3
16	AS6830 AS15412 AS45903	2	<1%	2
17	AS3320 AS15412 AS45903	2	<1%	2
18	AS62167 AS15412 AS45903	2	<1%	2
19	AS1299 AS15412 AS45903	2	<1%	2
20	AS18041 AS703 AS45903	2	<1%	1
21	AS142289 AS9583 AS45903	2	<1%	1
22	AS212483 AS15412 AS45903	2	<1%	1
23	AS49544 AS15412 AS45903	2	<1%	2
24	AS15547 AS8220 AS45903	2	<1%	2
25	AS6762 AS15412 AS45903	2	<1%	2
26	AS19151 AS15412 AS45903	2	<1%	2
27	AS917 AS60068 AS15412 AS45903	2	<1%	2
28	AS3257 AS6762 AS15412 AS45903	2	<1%	2
29	AS6424 AS6939 AS15412 AS45903	2	<1%	2
30	AS25160 AS2914 AS15412 AS45903	2	<1%	2
31	AS3214 AS6939 AS15412 AS45903	2	<1%	2
32	AS14907 AS6939 AS15412 AS45903	2	<1%	2
33	AS31027 AS6939 AS15412 AS45903	2	<1%	1
34	AS51185 AS6939 AS15412 AS45903	2	<1%	2
35	AS47147 AS1299 AS15412 AS45903	2	<1%	2
36	AS34019 AS6939 AS15412 AS45903	2	<1%	2
37	AS51184 AS6939 AS15412 AS45903	2	<1%	2
38	AS47692 AS6939 AS15412 AS45903	2	<1%	2
39	AS51185 AS6762 AS15412 AS45903	2	<1%	2
40	AS47147 AS3320 AS15412 AS45903	2	<1%	2
41	AS59890 AS6939 AS15412 AS45903	2	<1%	2
42	AS25091 AS6939 AS15412 AS45903	2	<1%	2
43	AS20612 AS9044 AS15412 AS45903	2	<1%	1
44	AS24482 AS6939 AS15412 AS45903	2	<1%	2
45	AS199524 AS6762 AS15412 AS45903	2	<1%	2
46	AS49544 AS3356 AS1299 AS15412 AS45903	2	<1%	1
47	AS17639 AS45903	1	<1%	1
48	AS24482 AS45903	1	<1%	1
49	AS38008 AS45903	1	<1%	1
50	AS36236 AS45903	1	<1%	1

50 of 272 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, 14:00 UTC, fetched just now.