BGP map for 137.174.160.0/21

137.174.160.0/21 is announced by AS15830 Equinix and seen by 324 peers of 23 RIPE RIS collectors, over 260 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (48%), AS2914 NTT America, Inc. (23%) and AS3257 GTT-BACKBONE (18%). The most common path, used by 10 peers, is AS24482 AS2914 AS15830.

Routes checked 17:58:39 UTC

No change in the origin, the upstreams or the number of peers since 21:48 UTC on 25 Oct, when this site first looked at 137.174.160.0/21.

AS-path graph toward 137.174.160.0/21

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 324 peers (3%) number on a line = peers using that link RIS data up to 17:57 UTC what the colours mean 12 of 260 paths drawn 4 quieter networks left out

View JSON Raw upstream

324collector peers

23RIS collectors

260distinct AS paths

3.4average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	154	48%
AS2914 NTT America, Inc.	73	23%
AS3257 GTT-BACKBONE GTT Communications Inc.	59	18%
AS6939 Hurricane Electric LLC	24	7%
AS8220 COLT COLT Technology Services Group Limited	4	1%
AS49544 i3Dnet i3D.net B.V	2	<1%
AS1828 Unitas Global	1	<1%
AS14907 Wikimedia Foundation Inc.	1	<1%
AS36236 NetActuate, Inc	1	<1%
AS35280 F5 F5 Networks SARL	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	152	47%
AS2914 NTT America, Inc.	70	22%
AS3257 GTT-BACKBONE GTT Communications Inc.	58	18%
AS6939 Hurricane Electric LLC	24	7%
AS3356 Level 3 Parent, LLC	14	4%
AS174 Cogent Communications, LLC	9	3%
AS6461 Zayo Bandwidth	8	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	8	2%
AS8220 COLT COLT Technology Services Group Limited	4	1%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	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 AS2914 AS15830	10	3%	10
2	AS8218 AS6461 AS1299 AS15830	7	2%	6
3	AS13030 AS1299 AS15830	4	1%	4
4	AS199524 AS1299 AS15830	4	1%	4
5	AS6461 AS1299 AS15830	4	1%	4
6	AS47147 AS1299 AS15830	4	1%	4
7	AS2914 AS15830	3	<1%	3
8	AS9002 AS3257 AS15830	3	<1%	3
9	AS34927 AS1299 AS15830	3	<1%	3
10	AS48362 AS1299 AS15830	3	<1%	3
11	AS14840 AS3356 AS1299 AS15830	3	<1%	2
12	AS1299 AS15830	2	<1%	2
13	AS49544 AS15830	2	<1%	2
14	AS3491 AS1299 AS15830	2	<1%	2
15	AS62167 AS3257 AS15830	2	<1%	2
16	AS25160 AS2914 AS15830	2	<1%	2
17	AS42473 AS1299 AS15830	2	<1%	2
18	AS48185 AS2914 AS15830	2	<1%	2
19	AS31027 AS1299 AS15830	2	<1%	1
20	AS49544 AS2914 AS15830	2	<1%	2
21	AS8529 AS1299 AS15830	2	<1%	2
22	AS35280 AS2914 AS15830	2	<1%	2
23	AS14907 AS1299 AS15830	2	<1%	2
24	AS15547 AS8220 AS15830	2	<1%	2
25	AS12779 AS3257 AS15830	2	<1%	2
26	AS47692 AS2914 AS15830	2	<1%	2
27	AS199524 AS3257 AS15830	2	<1%	2
28	AS59890 AS6939 AS15830	2	<1%	2
29	AS19151 AS2914 AS15830	2	<1%	2
30	AS58057 AS1836 AS1299 AS15830	2	<1%	2
31	AS58057 AS34549 AS1299 AS15830	2	<1%	2
32	AS49544 AS3356 AS1299 AS15830	2	<1%	1
33	AS35710 AS3320 AS3257 AS15830	2	<1%	2
34	AS51184 AS47692 AS2914 AS15830	2	<1%	2
35	AS34019 AS25091 AS2914 AS15830	2	<1%	2
36	AS51185 AS6762 AS2914 AS15830	2	<1%	2
37	AS20612 AS9044 AS1299 AS15830	2	<1%	1
38	AS142289 AS9583 AS6453 AS1299 AS15830	2	<1%	1
39	AS1828 AS15830	1	<1%	1
40	AS14907 AS15830	1	<1%	1
41	AS36236 AS15830	1	<1%	1
42	AS3257 AS15830	1	<1%	1
43	AS35280 AS15830	1	<1%	1
44	AS262427 AS15830	1	<1%	1
45	AS15692 AS2914 AS15830	1	<1%	1
46	AS6894 AS3257 AS15830	1	<1%	1
47	AS31742 AS1299 AS15830	1	<1%	1
48	AS35266 AS2914 AS15830	1	<1%	1
49	AS286 AS3257 AS15830	1	<1%	1
50	AS6461 AS2914 AS15830	1	<1%	1

50 of 260 paths shown. All of them are in the JSON.

More prefixes from AS15830

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 17:57 UTC, fetched just now.