BGP map for 37.143.40.0/24

37.143.40.0/24 is announced by AS20546 SOPRADO-ANY and seen by 323 peers of 23 RIPE RIS collectors, over 252 different AS paths. All of those routes reach it through one upstream, AS33891 CORE-BACKBONE. The most common path, used by 9 peers, is AS24482 AS33891 AS20546.

Routes checked 07:05:46 UTC

No change in the origin, the upstreams or the number of peers since 17:54 UTC on 29 Oct, when this site first looked at 37.143.40.0/24.

AS-path graph toward 37.143.40.0/24

origin Tier 1Tier 2transitedge network prefix best path: chosen by 9 of 323 peers (3%) number on a line = peers using that link RIS data up to 07:04 UTC what the colours mean 12 of 252 paths drawn 7 quieter networks left out

View JSON Raw upstream

323collector peers

23RIS collectors

252distinct AS paths

3.8average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS33891 CORE-BACKBONE Core-Backbone GmbH	323	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS33891 CORE-BACKBONE Core-Backbone GmbH	322	100%
AS1299 TWELVE99 Arelion Sweden AB	58	18%
AS3356 Level 3 Parent, LLC	43	13%
AS3257 GTT-BACKBONE GTT Communications Inc.	19	6%
AS6939 Hurricane Electric LLC	14	4%
AS3320 DTAG Deutsche Telekom AG	6	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	6	2%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	5	2%
AS174 Cogent Communications, LLC	5	2%
AS60068 CDN77 Datacamp Limited	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 AS33891 AS20546	9	3%	9
2	AS8218 AS33891 AS20546	6	2%	5
3	AS6461 AS33891 AS20546	5	2%	5
4	AS13030 AS33891 AS20546	4	1%	4
5	AS9002 AS3257 AS33891 AS20546	4	1%	4
6	AS14840 AS3356 AS33891 AS20546	4	1%	2
7	AS199524 AS1299 AS33891 AS20546	4	1%	4
8	AS12779 AS33891 AS20546	3	<1%	3
9	AS48185 AS33891 AS20546	3	<1%	3
10	AS14907 AS33891 AS20546	3	<1%	3
11	AS49544 AS33891 AS20546	3	<1%	3
12	AS34019 AS33891 AS20546	3	<1%	3
13	AS25091 AS33891 AS20546	3	<1%	3
14	AS2914 AS3356 AS33891 AS20546	3	<1%	3
15	AS62167 AS33891 AS20546	2	<1%	2
16	AS1299 AS33891 AS20546	2	<1%	2
17	AS50628 AS33891 AS20546	2	<1%	2
18	AS8529 AS33891 AS20546	2	<1%	2
19	AS51185 AS33891 AS20546	2	<1%	2
20	AS212483 AS33891 AS20546	2	<1%	1
21	AS15547 AS33891 AS20546	2	<1%	2
22	AS47692 AS33891 AS20546	2	<1%	2
23	AS19151 AS33891 AS20546	2	<1%	2
24	AS25160 AS1299 AS33891 AS20546	2	<1%	2
25	AS42473 AS1299 AS33891 AS20546	2	<1%	2
26	AS34927 AS1299 AS33891 AS20546	2	<1%	2
27	AS58057 AS1836 AS33891 AS20546	2	<1%	2
28	AS49544 AS3356 AS33891 AS20546	2	<1%	1
29	AS35710 AS3320 AS33891 AS20546	2	<1%	2
30	AS3491 AS1299 AS33891 AS20546	2	<1%	2
31	AS199524 AS3257 AS33891 AS20546	2	<1%	2
32	AS47147 AS1299 AS33891 AS20546	2	<1%	2
33	AS6762 AS3356 AS33891 AS20546	2	<1%	2
34	AS51184 AS47692 AS33891 AS20546	2	<1%	2
35	AS48362 AS1764 AS33891 AS20546	2	<1%	2
36	AS47147 AS3320 AS33891 AS20546	2	<1%	2
37	AS59890 AS60068 AS33891 AS20546	2	<1%	2
38	AS20612 AS9044 AS33891 AS20546	2	<1%	1
39	AS271253 AS3356 AS33891 AS20546	2	<1%	1
40	AS35280 AS3356 AS33891 AS20546	2	<1%	2
41	AS58057 AS34549 AS1299 AS33891 AS20546	2	<1%	2
42	AS142289 AS9583 AS1299 AS33891 AS20546	2	<1%	1
43	AS33891 AS20546	1	<1%	1
44	AS1828 AS33891 AS20546	1	<1%	1
45	AS6424 AS33891 AS20546	1	<1%	1
46	AS12969 AS33891 AS20546	1	<1%	1
47	AS50304 AS33891 AS20546	1	<1%	1
48	AS22652 AS33891 AS20546	1	<1%	1
49	AS204092 AS33891 AS20546	1	<1%	1
50	AS852 AS33891 AS20546	1	<1%	1

50 of 252 paths shown. All of them are in the JSON.

More prefixes from AS20546

Routes seen by RIPE RIS in the 24 hours up to 1 Nov 2026, 07:04 UTC, fetched 2 hours ago.