BGP map for 2a01:4020:100::/40

2a01:4020:100::/40 is announced by AS25369 BANDWIDTH-AS and seen by 340 peers of 23 RIPE RIS collectors, over 255 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (24%), AS6939 Hurricane Electric LLC (22%) and AS174 Cogent Communications, LLC (15%). The most common path, used by 11 peers, is AS24482 AS25369.

Routes checked 00:59:23 UTC

No change in the origin, the upstreams or the number of peers since 00:59 UTC, when this site first looked at 2a01:4020:100::/40.

AS-path graph toward 2a01:4020:100::/40

origin Tier 1Tier 2edge network prefix best path: chosen by 11 of 340 peers (3%) number on a line = peers using that link RIS data up to 00:58 UTC what the colours mean 12 of 255 paths drawn 5 quieter networks left out

Download PNG View JSON Raw upstream

340collector peers

23RIS collectors

255distinct AS paths

2.9average AS hops, 1 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	81	24%
AS6939 Hurricane Electric LLC	76	22%
AS174 Cogent Communications, LLC	52	15%
AS3257 GTT-BACKBONE GTT Communications Inc.	32	9%
AS9002 RETN-AS RETN Limited	15	4%
AS24482 SG.GS	11	3%
AS8218 NEO-ASN Zayo Infrastructure France SA	7	2%
AS13030 INIT7 Init7 (Switzerland) Ltd.	5	1%
AS34019 HIVANE Hivane Association	5	1%
AS48362 TKSWF-AS Stadtwerke Feldkirch	4	1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	79	23%
AS6939 Hurricane Electric LLC	67	20%
AS174 Cogent Communications, LLC	52	15%
AS3257 GTT-BACKBONE GTT Communications Inc.	30	9%
AS9002 RETN-AS RETN Limited	10	3%
AS3356 Level 3 Parent, LLC	5	1%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	5	1%
AS2914 NTT America, Inc.	3	<1%
AS3320 DTAG Deutsche Telekom AG	3	<1%
AS60068 CDN77 Datacamp Limited	2	<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 AS25369	11	3%	11
2	AS6939 AS25369	9	3%	9
3	AS8218 AS25369	7	2%	6
4	AS199524 AS1299 AS25369	6	2%	6
5	AS9002 AS25369	5	1%	5
6	AS13030 AS25369	4	1%	4
7	AS14840 AS174 AS25369	4	1%	2
8	AS34019 AS25369	3	<1%	3
9	AS48362 AS25369	3	<1%	3
10	AS25091 AS25369	3	<1%	3
11	AS14907 AS6939 AS25369	3	<1%	3
12	AS48185 AS1299 AS25369	3	<1%	3
13	AS3214 AS6939 AS25369	3	<1%	3
14	AS6461 AS174 AS25369	3	<1%	3
15	AS12779 AS3257 AS25369	3	<1%	3
16	AS15547 AS6939 AS25369	3	<1%	3
17	AS1299 AS25369	2	<1%	2
18	AS3257 AS25369	2	<1%	2
19	AS49544 AS25369	2	<1%	2
20	AS62167 AS25369	2	<1%	2
21	AS59890 AS25369	2	<1%	2
22	AS20612 AS25369	2	<1%	1
23	AS58057 AS25369	2	<1%	1
24	AS19151 AS174 AS25369	2	<1%	2
25	AS6762 AS1299 AS25369	2	<1%	2
26	AS58057 AS6939 AS25369	2	<1%	2
27	AS34927 AS6939 AS25369	2	<1%	1
28	AS37721 AS174 AS25369	2	<1%	1
29	AS31027 AS1299 AS25369	2	<1%	1
30	AS35710 AS6939 AS25369	2	<1%	2
31	AS2914 AS3257 AS25369	2	<1%	2
32	AS47692 AS6939 AS25369	2	<1%	2
33	AS51184 AS6939 AS25369	2	<1%	2
34	AS3320 AS1299 AS25369	2	<1%	2
35	AS6461 AS1299 AS25369	2	<1%	2
36	AS12859 AS1299 AS25369	2	<1%	1
37	AS25160 AS174 AS25369	2	<1%	2
38	AS917 AS60068 AS25369	2	<1%	2
39	AS202032 AS6939 AS25369	2	<1%	2
40	AS28917 AS3257 AS25369	2	<1%	1
41	AS1403 AS577 AS6939 AS25369	2	<1%	1
42	AS49544 AS3356 AS1299 AS25369	2	<1%	1
43	AS142289 AS9583 AS1299 AS25369	2	<1%	1
44	AS206271 AS60707 AS12735 AS9121 AS3257 AS25369	2	<1%	1
45	AS25369	1	<1%	1
46	AS45489 AS25369	1	<1%	1
47	AS36236 AS25369	1	<1%	1
48	AS24961 AS25369	1	<1%	1
49	AS34288 AS25369	1	<1%	1
50	AS58299 AS25369	1	<1%	1

50 of 255 paths shown. All of them are in the JSON.

More prefixes from AS25369

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 00:58 UTC, fetched just now.