BGP map for 190.242.57.0/24

190.242.57.0/24 is announced by AS23520 Columbus Networks USA, Inc. and seen by 327 peers of 23 RIPE RIS collectors, over 256 different AS paths. Its busiest upstreams are AS174 Cogent Communications, LLC (28%), AS1299 TWELVE99 (27%) and AS6830 LibertyGlobal (22%). The most common path, used by 7 peers, is AS8218 AS6830 AS23520.

Routes checked 11:11:22 UTC

Recent route changes

8 Nov 11:11 UTCThe prefix is announced again, seen by 327 collector peers
8 Nov 09:39 UTCNo collector peer sees the prefix any more

AS-path graph toward 190.242.57.0/24

origin Tier 1Tier 2edge network prefix best path: chosen by 7 of 327 peers (2%) number on a line = peers using that link RIS data up to 07:59 UTC what the colours mean 12 of 256 paths drawn 6 quieter networks left out

View JSON Raw upstream

327collector peers

23RIS collectors

256distinct AS paths

3.4average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	90	28%
AS1299 TWELVE99 Arelion Sweden AB	88	27%
AS6830 LibertyGlobal Liberty Global Europe Holding B.V.	73	22%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	54	17%
AS3303 SWISSCOM Swisscom (Schweiz) AG	7	2%
AS3257 GTT-BACKBONE GTT Communications Inc.	6	2%
AS60068 CDN77 Datacamp Limited	4	1%
AS22356 Durand do Brasil Ltda	2	<1%
AS199524 GCORE G-Core Labs S.A.	1	<1%
AS286 KPN GTT Communications Inc.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	90	28%
AS1299 TWELVE99 Arelion Sweden AB	86	26%
AS6830 LibertyGlobal Liberty Global Europe Holding B.V.	71	22%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	52	16%
AS2914 NTT America, Inc.	21	6%
AS3303 SWISSCOM Swisscom (Schweiz) AG	7	2%
AS3356 Level 3 Parent, LLC	7	2%
AS6939 Hurricane Electric LLC	6	2%
AS3257 GTT-BACKBONE GTT Communications Inc.	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	AS8218 AS6830 AS23520	7	2%	6
2	AS24482 AS2914 AS6830 AS23520	6	2%	6
3	AS24482 AS2914 AS6762 AS23520	5	2%	5
4	AS13030 AS1299 AS23520	4	1%	4
5	AS9002 AS6830 AS23520	4	1%	4
6	AS12779 AS174 AS23520	4	1%	4
7	AS47147 AS6830 AS23520	4	1%	4
8	AS199524 AS1299 AS23520	4	1%	4
9	AS48185 AS1299 AS23520	3	<1%	3
10	AS25091 AS6830 AS23520	3	<1%	3
11	AS48362 AS1299 AS23520	3	<1%	3
12	AS51185 AS6762 AS23520	3	<1%	3
13	AS14840 AS6762 AS23520	3	<1%	2
14	AS6830 AS23520	2	<1%	2
15	AS1299 AS23520	2	<1%	2
16	AS6762 AS23520	2	<1%	2
17	AS34927 AS1299 AS23520	2	<1%	2
18	AS14907 AS1299 AS23520	2	<1%	2
19	AS34927 AS6830 AS23520	2	<1%	2
20	AS3320 AS6830 AS23520	2	<1%	2
21	AS2914 AS6830 AS23520	2	<1%	2
22	AS25160 AS174 AS23520	2	<1%	2
23	AS62167 AS174 AS23520	2	<1%	2
24	AS42473 AS1299 AS23520	2	<1%	2
25	AS917 AS60068 AS23520	2	<1%	2
26	AS49544 AS6830 AS23520	2	<1%	2
27	AS34019 AS3303 AS23520	2	<1%	2
28	AS199524 AS174 AS23520	2	<1%	2
29	AS15547 AS174 AS23520	2	<1%	2
30	AS59890 AS60068 AS23520	2	<1%	2
31	AS2497 AS174 AS23520	2	<1%	2
32	AS35280 AS1299 AS23520	2	<1%	2
33	AS19151 AS174 AS23520	2	<1%	2
34	AS6461 AS174 AS23520	2	<1%	2
35	AS3491 AS174 AS23520	2	<1%	2
36	AS31027 AS1299 AS23520	2	<1%	1
37	AS58057 AS34549 AS1299 AS23520	2	<1%	2
38	AS47692 AS2914 AS6830 AS23520	2	<1%	2
39	AS51184 AS1764 AS174 AS23520	2	<1%	2
40	AS35710 AS3320 AS6830 AS23520	2	<1%	2
41	AS20612 AS9044 AS174 AS23520	2	<1%	1
42	AS49544 AS2914 AS6762 AS23520	2	<1%	2
43	AS49544 AS3356 AS1299 AS23520	2	<1%	1
44	AS142289 AS9583 AS4755 AS6453 AS174 AS23520	2	<1%	1
45	AS3257 AS23520	1	<1%	1
46	AS199524 AS23520	1	<1%	1
47	AS7018 AS1299 AS23520	1	<1%	1
48	AS852 AS1299 AS23520	1	<1%	1
49	AS37721 AS6762 AS23520	1	<1%	1
50	AS50300 AS174 AS23520	1	<1%	1

50 of 256 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, 07:59 UTC, fetched just now.