BGP map for 193.134.8.0/21

193.134.8.0/21 is announced by AS51907 CH-ZG and seen by 366 peers of 23 RIPE RIS collectors, over 273 different AS paths. Its busiest upstreams are AS9002 RETN-AS (15%), AS34288 AS34288 (11%) and AS15576 NTS (11%). The most common path, used by 13 peers, is AS8220 AS15576 AS51907.

Routes checked 21:55:04 UTC

No change in the origin, the upstreams or the number of peers since 21:55 UTC, when this site first looked at 193.134.8.0/21.

AS-path graph toward 193.134.8.0/21

origin Tier 1Tier 2transitedge network prefix best path: chosen by 13 of 366 peers (4%) number on a line = peers using that link RIS data up to 21:54 UTC what the colours mean 12 of 273 paths drawn 6 quieter networks left out

Download PNG View JSON Raw upstream

366collector peers

23RIS collectors

273distinct AS paths

2.9average AS hops, 1 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS9002 RETN-AS RETN Limited	55	15%
AS34288 AS34288 Kantonsschule Zug	42	11%
AS15576 NTS NTS workspace AG	39	11%
AS39040 NTSWorkspaceAG-AS39040 NTS workspace AG	21	6%
AS6939 Hurricane Electric LLC	9	2%
AS24482 SG.GS	8	2%
AS6730 SUNRISE Sunrise GmbH	8	2%
AS8218 NEO-ASN Zayo Infrastructure France SA	7	2%
AS14840 BR.Digital Telecom	5	1%
AS13030 INIT7 Init7 (Switzerland) Ltd.	4	1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS9002 RETN-AS RETN Limited	51	14%
AS34288 AS34288 Kantonsschule Zug	40	11%
AS15576 NTS NTS workspace AG	39	11%
AS8220 COLT COLT Technology Services Group Limited	22	6%
AS39040 NTSWorkspaceAG-AS39040 NTS workspace AG	21	6%
AS33891 CORE-BACKBONE Core-Backbone GmbH	20	5%
AS174 Cogent Communications, LLC	14	4%
AS6939 Hurricane Electric LLC	9	2%
AS1299 TWELVE99 Arelion Sweden AB	8	2%
AS3356 Level 3 Parent, LLC	8	2%

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	AS8220 AS15576 AS51907	13	4%	12
2	AS24482 AS51907	8	2%	8
3	AS8218 AS51907	7	2%	6
4	AS6461 AS33891 AS39040 AS51907	5	1%	5
5	AS13030 AS51907	4	1%	4
6	AS9002 AS51907	4	1%	4
7	AS12779 AS51907	4	1%	4
8	AS14840 AS51907	4	1%	2
9	AS47147 AS51907	4	1%	4
10	AS51907	3	<1%	3
11	AS48185 AS51907	3	<1%	3
12	AS3214 AS51907	3	<1%	3
13	AS34019 AS51907	3	<1%	3
14	AS25091 AS51907	3	<1%	3
15	AS48362 AS51907	3	<1%	3
16	AS2914 AS9002 AS51907	3	<1%	3
17	AS199524 AS1299 AS34288 AS51907	3	<1%	3
18	AS62167 AS51907	2	<1%	2
19	AS51185 AS51907	2	<1%	2
20	AS34927 AS51907	2	<1%	2
21	AS31027 AS51907	2	<1%	1
22	AS35710 AS51907	2	<1%	2
23	AS8529 AS51907	2	<1%	2
24	AS212483 AS51907	2	<1%	1
25	AS49544 AS51907	2	<1%	2
26	AS199524 AS51907	2	<1%	2
27	AS15547 AS51907	2	<1%	2
28	AS34288 AS51907	2	<1%	2
29	AS51184 AS51907	2	<1%	2
30	AS47692 AS51907	2	<1%	2
31	AS58057 AS51907	2	<1%	2
32	AS59890 AS51907	2	<1%	2
33	AS20612 AS51907	2	<1%	1
34	AS6830 AS6730 AS51907	2	<1%	2
35	AS3320 AS9002 AS51907	2	<1%	2
36	AS3491 AS34288 AS51907	2	<1%	2
37	AS1299 AS34288 AS51907	2	<1%	2
38	AS50628 AS34288 AS51907	2	<1%	2
39	AS6762 AS9002 AS51907	2	<1%	2
40	AS19151 AS9002 AS51907	2	<1%	2
41	AS917 AS60068 AS6730 AS51907	2	<1%	2
42	AS25160 AS8220 AS15576 AS51907	2	<1%	2
43	AS14907 AS8220 AS15576 AS51907	2	<1%	2
44	AS49544 AS3356 AS9002 AS51907	2	<1%	1
45	AS199524 AS8220 AS15576 AS51907	2	<1%	2
46	AS24482 AS33891 AS39040 AS51907	2	<1%	2
47	AS271253 AS3356 AS9002 AS51907	2	<1%	1
48	AS2497 AS174 AS34288 AS51907	2	<1%	2
49	AS51185 AS8220 AS15576 AS51907	2	<1%	2
50	AS142289 AS9583 AS4755 AS6453 AS9002 AS51907	2	<1%	1

50 of 273 paths shown. All of them are in the JSON.

More prefixes from AS51907

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 21:54 UTC, fetched just now.