BGP map for 2607:f438::/32

2607:f438::/32 is announced by AS23520 Columbus Networks USA, Inc. and seen by 330 peers of 23 RIPE RIS collectors, over 253 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (37%), AS6830 LibertyGlobal (33%) and AS174 Cogent Communications, LLC (19%). The most common path, used by 8 peers, is AS24482 AS2914 AS6830 AS23520.

Routes checked 11:18:24 UTC

No change in the origin, the upstreams or the number of peers since 22:42 UTC on 26 Oct, when this site first looked at 2607:f438::/32.

AS-path graph toward 2607:f438::/32

origin Tier 1Tier 2transitedge network prefix best path: chosen by 8 of 330 peers (2%) number on a line = peers using that link RIS data up to 11:17 UTC what the colours mean 12 of 253 paths drawn 6 quieter networks left out

View JSON Raw upstream

330collector peers

23RIS collectors

253distinct 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	123	37%
AS6830 LibertyGlobal Liberty Global Europe Holding B.V.	109	33%
AS174 Cogent Communications, LLC	63	19%
AS7195 EDGEUNO S.A.S	18	5%
AS3303 SWISSCOM Swisscom (Schweiz) AG	11	3%
AS60068 CDN77 Datacamp Limited	4	1%
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S.	1	<1%
AS199524 GCORE G-Core Labs S.A.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	121	37%
AS6830 LibertyGlobal Liberty Global Europe Holding B.V.	107	32%
AS174 Cogent Communications, LLC	63	19%
AS6939 Hurricane Electric LLC	48	15%
AS7195 EDGEUNO S.A.S	16	5%
AS2914 NTT America, Inc.	11	3%
AS3303 SWISSCOM Swisscom (Schweiz) AG	11	3%
AS3257 GTT-BACKBONE GTT Communications Inc.	5	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	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 AS2914 AS6830 AS23520	8	2%	8
2	AS8218 AS6830 AS23520	7	2%	6
3	AS6939 AS1299 AS23520	5	2%	5
4	AS9002 AS6830 AS23520	5	2%	5
5	AS6939 AS6830 AS23520	4	1%	4
6	AS13030 AS1299 AS23520	4	1%	4
7	AS14840 AS7195 AS23520	4	1%	2
8	AS199524 AS1299 AS23520	3	<1%	3
9	AS14907 AS1299 AS23520	3	<1%	3
10	AS48185 AS1299 AS23520	3	<1%	3
11	AS6461 AS174 AS23520	3	<1%	3
12	AS12779 AS174 AS23520	3	<1%	3
13	AS48362 AS1299 AS23520	3	<1%	3
14	AS15547 AS3303 AS23520	3	<1%	3
15	AS25091 AS6830 AS23520	3	<1%	3
16	AS1299 AS23520	2	<1%	2
17	AS6830 AS23520	2	<1%	2
18	AS7195 AS23520	2	<1%	1
19	AS2497 AS174 AS23520	2	<1%	2
20	AS19151 AS174 AS23520	2	<1%	2
21	AS852 AS1299 AS23520	2	<1%	2
22	AS8529 AS1299 AS23520	2	<1%	2
23	AS2914 AS6830 AS23520	2	<1%	2
24	AS6667 AS6830 AS23520	2	<1%	2
25	AS34019 AS3303 AS23520	2	<1%	2
26	AS3320 AS1299 AS23520	2	<1%	2
27	AS25160 AS174 AS23520	2	<1%	2
28	AS47147 AS1299 AS23520	2	<1%	2
29	AS49544 AS6830 AS23520	2	<1%	2
30	AS42473 AS1299 AS23520	2	<1%	2
31	AS917 AS60068 AS23520	2	<1%	2
32	AS59890 AS60068 AS23520	2	<1%	2
33	AS3491 AS174 AS23520	2	<1%	2
34	AS1403 AS577 AS6830 AS23520	2	<1%	1
35	AS58057 AS34549 AS1299 AS23520	2	<1%	2
36	AS49544 AS3356 AS1299 AS23520	2	<1%	1
37	AS142289 AS9583 AS1299 AS23520	2	<1%	1
38	AS3214 AS6939 AS6830 AS23520	2	<1%	2
39	AS47692 AS6939 AS6830 AS23520	2	<1%	2
40	AS51184 AS6939 AS6830 AS23520	2	<1%	2
41	AS62167 AS6939 AS1299 AS23520	2	<1%	2
42	AS202032 AS6939 AS6830 AS23520	2	<1%	2
43	AS28917 AS3257 AS174 AS23520	2	<1%	1
44	AS20612 AS8758 AS3303 AS23520	2	<1%	1
45	AS58057 AS6939 AS6830 AS23520	2	<1%	1
46	AS206271 AS60707 AS12735 AS9121 AS1299 AS23520	2	<1%	1
47	AS52320 AS23520	1	<1%	1
48	AS199524 AS23520	1	<1%	1
49	AS21700 AS174 AS23520	1	<1%	1
50	AS51185 AS7195 AS23520	1	<1%	1

50 of 253 paths shown. All of them are in the JSON.

More prefixes from AS23520

Routes seen by RIPE RIS in the 24 hours up to 31 Oct 2026, 11:17 UTC, fetched just now.