BGP map for 203.118.32.0/20

203.118.32.0/20 is announced by AS4657 StarHub Ltd and seen by 356 peers of 23 RIPE RIS collectors, over 277 different AS paths. Its busiest upstreams are AS23764 CTGNet (24%), AS9002 RETN-AS (10%) and AS1299 TWELVE99 (6%). The most common path, used by 8 peers, is AS23764 AS4657.

Routes checked 17:39:35 UTC

Recent route changes

8 Nov 17:39 UTCThe prefix is announced again, seen by 356 collector peers
8 Nov 05:42 UTCNo collector peer sees the prefix any more

AS-path graph toward 203.118.32.0/20

origin Tier 1Tier 2transitedge network prefix best path: chosen by 8 of 356 peers (2%) number on a line = peers using that link RIS data up to 17:39 UTC what the colours mean 12 of 277 paths drawn 6 quieter networks left out

View JSON Raw upstream

356collector peers

23RIS collectors

277distinct AS paths

2.7average AS hops, 1 to 5

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS23764 CTGNet	84	24%
AS9002 RETN-AS RETN Limited	37	10%
AS1299 TWELVE99 Arelion Sweden AB	20	6%
AS174 Cogent Communications, LLC	19	5%
AS4637 Telstra Global	16	4%
AS6939 Hurricane Electric LLC	9	3%
AS8218 NEO-ASN Zayo Infrastructure France SA	7	2%
AS24482 SG.GS	7	2%
AS2914 NTT America, Inc.	6	2%
AS47147 AS-ANX Anexia Cloud Solutions GmbH	4	1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS23764 CTGNet	76	21%
AS9002 RETN-AS RETN Limited	33	9%
AS174 Cogent Communications, LLC	19	5%
AS1299 TWELVE99 Arelion Sweden AB	18	5%
AS4637 Telstra Global	15	4%
AS6939 Hurricane Electric LLC	9	3%
AS3356 Level 3 Parent, LLC	6	2%
AS3257 GTT-BACKBONE GTT Communications Inc.	4	1%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	3	<1%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	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	AS23764 AS4657	8	2%	7
2	AS8218 AS4657	7	2%	6
3	AS24482 AS4657	7	2%	7
4	AS6461 AS4637 AS4657	5	1%	5
5	AS9002 AS4657	4	1%	4
6	AS47147 AS4657	4	1%	4
7	AS14840 AS23764 AS4657	4	1%	2
8	AS2914 AS4657	3	<1%	3
9	AS48185 AS4657	3	<1%	3
10	AS51185 AS4657	3	<1%	3
11	AS14907 AS4657	3	<1%	3
12	AS199524 AS4657	3	<1%	3
13	AS49544 AS4657	3	<1%	3
14	AS34019 AS4657	3	<1%	3
15	AS25091 AS4657	3	<1%	3
16	AS48362 AS4657	3	<1%	3
17	AS24482 AS23764 AS4657	3	<1%	3
18	AS35280 AS6453 AS9002 AS4657	3	<1%	3
19	AS62167 AS4657	2	<1%	2
20	AS25160 AS4657	2	<1%	2
21	AS3214 AS4657	2	<1%	2
22	AS1299 AS4657	2	<1%	2
23	AS8529 AS4657	2	<1%	2
24	AS212483 AS4657	2	<1%	1
25	AS15547 AS4657	2	<1%	2
26	AS12779 AS4657	2	<1%	2
27	AS51184 AS4657	2	<1%	2
28	AS2497 AS4657	2	<1%	2
29	AS13030 AS23764 AS4657	2	<1%	2
30	AS50628 AS23764 AS4657	2	<1%	2
31	AS58057 AS34549 AS4657	2	<1%	2
32	AS31027 AS6797 AS4657	2	<1%	1
33	AS35710 AS23764 AS4657	2	<1%	2
34	AS13030 AS4637 AS4657	2	<1%	2
35	AS6762 AS9002 AS4657	2	<1%	2
36	AS47692 AS23764 AS4657	2	<1%	2
37	AS59890 AS60068 AS4657	2	<1%	2
38	AS20612 AS9044 AS4657	2	<1%	1
39	AS271253 AS174 AS4657	2	<1%	1
40	AS199524 AS1299 AS4657	2	<1%	2
41	AS19151 AS4637 AS4657	2	<1%	2
42	AS49544 AS3356 AS9002 AS4657	2	<1%	1
43	AS142289 AS9583 AS9002 AS4657	2	<1%	1
44	AS4657	1	<1%	1
45	AS48070 AS4657	1	<1%	1
46	AS31742 AS4657	1	<1%	1
47	AS35266 AS4657	1	<1%	1
48	AS1828 AS4657	1	<1%	1
49	AS28792 AS4657	1	<1%	1
50	AS4637 AS4657	1	<1%	1

50 of 277 paths shown. All of them are in the JSON.

More prefixes from AS4657

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 17:39 UTC, fetched just now.