BGP map for 181.191.190.0/24

181.191.190.0/24 is announced by AS23520 Columbus Networks USA, Inc. and seen by 325 peers of 23 RIPE RIS collectors, over 260 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (28%), AS174 Cogent Communications, LLC (24%) and AS6830 LibertyGlobal (20%). The most common path, used by 7 peers, is AS8218 AS6830 AS23520.

Routes checked 19:21:52 UTC

No change in the origin, the upstreams or the number of peers since 14:08 UTC on 29 Oct, when this site first looked at 181.191.190.0/24.

AS-path graph toward 181.191.190.0/24

origin Tier 1Tier 2edge network prefix best path: chosen by 7 of 325 peers (2%) number on a line = peers using that link RIS data up to 19:21 UTC what the colours mean 12 of 260 paths drawn 6 quieter networks left out

View JSON Raw upstream

325collector 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	92	28%
AS174 Cogent Communications, LLC	79	24%
AS6830 LibertyGlobal Liberty Global Europe Holding B.V.	64	20%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	49	15%
AS3257 GTT-BACKBONE GTT Communications Inc.	27	8%
AS3303 SWISSCOM Swisscom (Schweiz) AG	7	2%
AS60068 CDN77 Datacamp Limited	4	1%
AS199524 GCORE G-Core Labs S.A.	1	<1%
AS64126 DOMINICAN TELECOM PRIME, DTP, S.R.L.	1	<1%
AS286 KPN GTT Communications Inc.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	90	28%
AS174 Cogent Communications, LLC	79	24%
AS6830 LibertyGlobal Liberty Global Europe Holding B.V.	62	19%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	47	14%
AS3257 GTT-BACKBONE GTT Communications Inc.	26	8%
AS2914 NTT America, Inc.	19	6%
AS3303 SWISSCOM Swisscom (Schweiz) AG	7	2%
AS3356 Level 3 Parent, LLC	7	2%
AS6939 Hurricane Electric LLC	6	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	AS8218 AS6830 AS23520	7	2%	6
2	AS13030 AS1299 AS23520	4	1%	4
3	AS199524 AS1299 AS23520	4	1%	4
4	AS47147 AS6830 AS23520	4	1%	4
5	AS24482 AS2914 AS6830 AS23520	4	1%	4
6	AS24482 AS2914 AS6762 AS23520	4	1%	4
7	AS48185 AS1299 AS23520	3	<1%	3
8	AS14840 AS6762 AS23520	3	<1%	2
9	AS51185 AS6762 AS23520	3	<1%	3
10	AS9002 AS3257 AS23520	3	<1%	3
11	AS25091 AS6830 AS23520	3	<1%	3
12	AS48362 AS1299 AS23520	3	<1%	3
13	AS6830 AS23520	2	<1%	2
14	AS1299 AS23520	2	<1%	2
15	AS6762 AS23520	2	<1%	2
16	AS917 AS60068 AS23520	2	<1%	2
17	AS3320 AS6830 AS23520	2	<1%	2
18	AS2914 AS6830 AS23520	2	<1%	2
19	AS62167 AS174 AS23520	2	<1%	2
20	AS25160 AS174 AS23520	2	<1%	2
21	AS42473 AS1299 AS23520	2	<1%	2
22	AS34927 AS1299 AS23520	2	<1%	2
23	AS34927 AS6830 AS23520	2	<1%	2
24	AS14907 AS1299 AS23520	2	<1%	2
25	AS31027 AS1299 AS23520	2	<1%	1
26	AS3491 AS174 AS23520	2	<1%	2
27	AS15547 AS174 AS23520	2	<1%	2
28	AS12779 AS3257 AS23520	2	<1%	2
29	AS34019 AS3303 AS23520	2	<1%	2
30	AS6461 AS174 AS23520	2	<1%	2
31	AS49544 AS6830 AS23520	2	<1%	2
32	AS199524 AS174 AS23520	2	<1%	2
33	AS59890 AS60068 AS23520	2	<1%	2
34	AS35280 AS1299 AS23520	2	<1%	2
35	AS19151 AS174 AS23520	2	<1%	2
36	AS58057 AS34549 AS1299 AS23520	2	<1%	2
37	AS49544 AS3356 AS1299 AS23520	2	<1%	1
38	AS35710 AS3320 AS3257 AS23520	2	<1%	2
39	AS49544 AS2914 AS6762 AS23520	2	<1%	2
40	AS51184 AS1764 AS174 AS23520	2	<1%	2
41	AS47692 AS2914 AS6830 AS23520	2	<1%	2
42	AS20612 AS9044 AS174 AS23520	2	<1%	1
43	AS24482 AS2914 AS1299 AS23520	2	<1%	2
44	AS142289 AS9583 AS4755 AS6453 AS174 AS23520	2	<1%	1
45	AS3257 AS23520	1	<1%	1
46	AS199524 AS23520	1	<1%	1
47	AS15692 AS174 AS23520	1	<1%	1
48	AS6894 AS174 AS23520	1	<1%	1
49	AS31742 AS1299 AS23520	1	<1%	1
50	AS35266 AS3257 AS23520	1	<1%	1

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

More prefixes from AS23520

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 19:21 UTC, fetched just now.