BGP map for 179.237.16.0/21

179.237.16.0/21 is announced by AS4230 CLARO S.A. and seen by 344 peers of 23 RIPE RIS collectors, over 277 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (10%), AS1031 PEER 1031 LLC (7%) and AS3356 Level 3 Parent, LLC (6%). The most common path, used by 10 peers, is AS24482 AS4230.

Routes checked 11:31:05 UTC

No change in the origin, the upstreams or the number of peers since 14:05 UTC on 28 Oct, when this site first looked at 179.237.16.0/21.

AS-path graph toward 179.237.16.0/21

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 344 peers (3%) number on a line = peers using that link RIS data up to 07:59 UTC what the colours mean 12 of 277 paths drawn 6 quieter networks left out

View JSON Raw upstream

344collector peers

23RIS collectors

277distinct AS paths

2.7average AS hops, 1 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	34	10%
AS1031 PEER 1031 LLC	23	7%
AS3356 Level 3 Parent, LLC	22	6%
AS174 Cogent Communications, LLC	22	6%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	18	5%
AS24482 SG.GS	10	3%
AS9002 RETN-AS RETN Limited	10	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	9	3%
AS3257 GTT-BACKBONE GTT Communications Inc.	8	2%
AS6939 Hurricane Electric LLC	8	2%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	32	9%
AS1031 PEER 1031 LLC	23	7%
AS3356 Level 3 Parent, LLC	22	6%
AS174 Cogent Communications, LLC	22	6%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	17	5%
AS6939 Hurricane Electric LLC	8	2%
AS6461 Zayo Bandwidth	7	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS3257 GTT-BACKBONE GTT Communications Inc.	7	2%
AS9002 RETN-AS RETN Limited	6	2%

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 AS4230	10	3%	10
2	AS199524 AS4230	5	1%	5
3	AS9002 AS4230	4	1%	4
4	AS12779 AS4230	4	1%	4
5	AS47147 AS4230	4	1%	4
6	AS13030 AS1299 AS4230	4	1%	4
7	AS14840 AS3356 AS4230	4	1%	2
8	AS48185 AS4230	3	<1%	3
9	AS34019 AS4230	3	<1%	3
10	AS25091 AS4230	3	<1%	3
11	AS48362 AS4230	3	<1%	3
12	AS49544 AS3356 AS4230	3	<1%	2
13	AS8218 AS6461 AS174 AS4230	3	<1%	3
14	AS4230	2	<1%	2
15	AS14907 AS4230	2	<1%	2
16	AS1299 AS4230	2	<1%	2
17	AS212483 AS4230	2	<1%	1
18	AS49544 AS4230	2	<1%	2
19	AS8529 AS4230	2	<1%	2
20	AS15547 AS4230	2	<1%	2
21	AS47692 AS4230	2	<1%	2
22	AS51184 AS4230	2	<1%	2
23	AS35280 AS4230	2	<1%	2
24	AS19151 AS4230	2	<1%	2
25	AS6762 AS4230	2	<1%	2
26	AS35710 AS4230	2	<1%	2
27	AS58057 AS1836 AS4230	2	<1%	2
28	AS6461 AS6453 AS4230	2	<1%	2
29	AS62167 AS1031 AS4230	2	<1%	2
30	AS3214 AS1031 AS4230	2	<1%	2
31	AS917 AS60068 AS4230	2	<1%	2
32	AS59890 AS60068 AS4230	2	<1%	2
33	AS51185 AS6762 AS4230	2	<1%	2
34	AS6461 AS174 AS4230	2	<1%	2
35	AS199524 AS1299 AS4230	2	<1%	2
36	AS271253 AS3356 AS4230	2	<1%	1
37	AS20612 AS9044 AS4230	2	<1%	1
38	AS31027 AS6797 AS4230	2	<1%	1
39	AS8218 AS6461 AS6453 AS4230	2	<1%	2
40	AS142289 AS9583 AS4755 AS6453 AS4230	2	<1%	1
41	AS37721 AS4230	1	<1%	1
42	AS50300 AS4230	1	<1%	1
43	AS3333 AS4230	1	<1%	1
44	AS22652 AS4230	1	<1%	1
45	AS34549 AS4230	1	<1%	1
46	AS1828 AS4230	1	<1%	1
47	AS12969 AS4230	1	<1%	1
48	AS39122 AS4230	1	<1%	1
49	AS14630 AS4230	1	<1%	1
50	AS271253 AS4230	1	<1%	1

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

More prefixes from AS4230

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 07:59 UTC, fetched just now.