BGP map for 2a01:61c0::/40

2a01:61c0::/40 is announced by AS20860 IOMART-AS and seen by 338 peers of 23 RIPE RIS collectors, over 244 different AS paths. Its busiest upstreams are AS6461 Zayo Bandwidth (25%), AS6939 Hurricane Electric LLC (22%) and AS174 Cogent Communications, LLC (20%). The most common path, used by 9 peers, is AS6939 AS20860.

Routes checked 13:07:15 UTC

No change in the origin, the upstreams or the number of peers since 13:07 UTC, when this site first looked at 2a01:61c0::/40.

AS-path graph toward 2a01:61c0::/40

origin Tier 1Tier 2edge network prefix best path: chosen by 9 of 338 peers (3%) number on a line = peers using that link RIS data up to 13:06 UTC what the colours mean 12 of 244 paths drawn 2 quieter networks left out

Download PNG View JSON Raw upstream

338collector peers

23RIS collectors

244distinct AS paths

3.0average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS6461 Zayo Bandwidth	83	25%
AS6939 Hurricane Electric LLC	76	22%
AS174 Cogent Communications, LLC	67	20%
AS9002 RETN-AS RETN Limited	12	4%
AS25091 IP-Max IP-Max SA	8	2%
AS24482 SG.GS	7	2%
AS14840 BR.Digital Telecom	5	1%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	5	1%
AS12779 ITGATE IT.Gate S.p.A.	4	1%
AS48362 TKSWF-AS Stadtwerke Feldkirch	4	1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS6461 Zayo Bandwidth	78	23%
AS174 Cogent Communications, LLC	67	20%
AS6939 Hurricane Electric LLC	67	20%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS9002 RETN-AS RETN Limited	7	2%
AS2914 NTT America, Inc.	6	2%
AS25091 IP-Max IP-Max SA	5	1%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	4	1%
AS3356 Level 3 Parent, LLC	4	1%
AS1299 TWELVE99 Arelion Sweden AB	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	AS6939 AS20860	9	3%	9
2	AS24482 AS20860	7	2%	7
3	AS8218 AS6461 AS20860	7	2%	6
4	AS9002 AS20860	5	1%	5
5	AS6461 AS20860	5	1%	5
6	AS14840 AS20860	4	1%	2
7	AS12779 AS20860	4	1%	4
8	AS13030 AS6461 AS20860	4	1%	4
9	AS199524 AS174 AS20860	4	1%	4
10	AS14907 AS6939 AS20860	4	1%	4
11	AS24482 AS6461 AS20860	4	1%	4
12	AS48185 AS20860	3	<1%	3
13	AS48362 AS20860	3	<1%	3
14	AS25091 AS20860	3	<1%	3
15	AS2914 AS6461 AS20860	3	<1%	3
16	AS34927 AS6939 AS20860	3	<1%	2
17	AS47147 AS6461 AS20860	3	<1%	3
18	AS199524 AS6939 AS20860	3	<1%	3
19	AS51185 AS20860	2	<1%	2
20	AS8529 AS20860	2	<1%	2
21	AS6667 AS20860	2	<1%	2
22	AS25160 AS20860	2	<1%	2
23	AS49544 AS20860	2	<1%	2
24	AS212483 AS20860	2	<1%	1
25	AS62167 AS20860	2	<1%	2
26	AS2497 AS174 AS20860	2	<1%	2
27	AS19151 AS174 AS20860	2	<1%	2
28	AS6762 AS174 AS20860	2	<1%	2
29	AS852 AS6461 AS20860	2	<1%	2
30	AS58057 AS34549 AS20860	2	<1%	2
31	AS37721 AS174 AS20860	2	<1%	1
32	AS35710 AS6939 AS20860	2	<1%	2
33	AS1299 AS174 AS20860	2	<1%	2
34	AS3257 AS174 AS20860	2	<1%	2
35	AS47692 AS6939 AS20860	2	<1%	2
36	AS51184 AS6939 AS20860	2	<1%	2
37	AS3320 AS6461 AS20860	2	<1%	2
38	AS12859 AS6461 AS20860	2	<1%	1
39	AS34019 AS6461 AS20860	2	<1%	2
40	AS202032 AS6939 AS20860	2	<1%	2
41	AS15547 AS6461 AS20860	2	<1%	2
42	AS28917 AS6461 AS20860	2	<1%	1
43	AS59890 AS6939 AS20860	2	<1%	2
44	AS58057 AS6939 AS20860	2	<1%	1
45	AS3491 AS174 AS20860	2	<1%	2
46	AS1403 AS577 AS6939 AS20860	2	<1%	1
47	AS49544 AS3356 AS6461 AS20860	2	<1%	1
48	AS49544 AS2914 AS6461 AS20860	2	<1%	2
49	AS31027 AS12552 AS6461 AS20860	2	<1%	1
50	AS20612 AS9044 AS174 AS20860	2	<1%	1

50 of 244 paths shown. All of them are in the JSON.

More prefixes from AS20860

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 13:06 UTC, fetched just now.