BGP map for 194.12.128.0/18

194.12.128.0/18 is announced by AS513 European Organization for Nuclear Research and seen by 367 peers of 23 RIPE RIS collectors, over 272 different AS paths. Its busiest upstreams are AS25091 IP-Max (49%), AS21320 GEANT_IAS_VRF (22%) and AS174 Cogent Communications, LLC (11%). The most common path, used by 11 peers, is AS25091 AS513.

Routes checked 11:08:37 UTC

Recent route changes

8 Nov 11:08 UTCThe prefix is announced again, seen by 367 collector peers
7 Nov 23:32 UTCNo collector peer sees the prefix any more

AS-path graph toward 194.12.128.0/18

origin Tier 1Tier 2transitedge network prefix best path: chosen by 11 of 367 peers (3%) number on a line = peers using that link RIS data up to 07:59 UTC what the colours mean 12 of 272 paths drawn 4 quieter networks left out

View JSON Raw upstream

367collector peers

23RIS collectors

272distinct AS paths

3.3average AS hops, 1 to 7

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS25091 IP-Max IP-Max SA	179	49%
AS21320 GEANT_IAS_VRF GEANT Vereniging	79	22%
AS174 Cogent Communications, LLC	39	11%
AS29222 Infomaniak-AS Infomaniak Network SA	27	7%
AS6939 Hurricane Electric LLC	18	5%
AS6730 SUNRISE Sunrise GmbH	6	2%
AS13030 INIT7 Init7 (Switzerland) Ltd.	4	1%
AS20965 GEANT GEANT Vereniging	4	1%
AS15547 NETPLUS netplus.ch SA	2	<1%
AS1103 SURFNET-NL SURF B.V.	2	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS25091 IP-Max IP-Max SA	168	46%
AS21320 GEANT_IAS_VRF GEANT Vereniging	73	20%
AS174 Cogent Communications, LLC	39	11%
AS2603 NORDUNET NORDUnet	28	8%
AS29222 Infomaniak-AS Infomaniak Network SA	26	7%
AS6939 Hurricane Electric LLC	18	5%
AS3303 SWISSCOM Swisscom (Schweiz) AG	15	4%
AS6730 SUNRISE Sunrise GmbH	5	1%
AS3356 Level 3 Parent, LLC	4	1%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	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	AS25091 AS513	11	3%	7
2	AS24482 AS25091 AS513	10	3%	10
3	AS8218 AS21320 AS513	7	2%	6
4	AS21320 AS513	6	2%	6
5	AS6461 AS21320 AS513	5	1%	5
6	AS13030 AS513	4	1%	4
7	AS3303 AS29222 AS513	4	1%	4
8	AS9002 AS21320 AS513	4	1%	4
9	AS47147 AS25091 AS513	4	1%	4
10	AS199524 AS174 AS513	4	1%	4
11	AS14840 AS25091 AS513	4	1%	2
12	AS48185 AS21320 AS513	3	<1%	3
13	AS14907 AS25091 AS513	3	<1%	3
14	AS34927 AS25091 AS513	3	<1%	3
15	AS2914 AS25091 AS513	3	<1%	3
16	AS48362 AS3303 AS29222 AS513	3	<1%	3
17	AS15547 AS513	2	<1%	2
18	AS50628 AS25091 AS513	2	<1%	2
19	AS202365 AS25091 AS513	2	<1%	1
20	AS3320 AS174 AS513	2	<1%	2
21	AS6830 AS6730 AS513	2	<1%	2
22	AS25160 AS25091 AS513	2	<1%	2
23	AS62167 AS25091 AS513	2	<1%	2
24	AS42473 AS25091 AS513	2	<1%	2
25	AS1299 AS25091 AS513	2	<1%	2
26	AS51185 AS25091 AS513	2	<1%	2
27	AS212483 AS25091 AS513	2	<1%	1
28	AS49544 AS21320 AS513	2	<1%	2
29	AS199524 AS21320 AS513	2	<1%	2
30	AS8529 AS6939 AS513	2	<1%	2
31	AS47692 AS25091 AS513	2	<1%	2
32	AS51184 AS25091 AS513	2	<1%	2
33	AS59890 AS6939 AS513	2	<1%	2
34	AS2497 AS174 AS513	2	<1%	2
35	AS12779 AS25091 AS513	2	<1%	2
36	AS199524 AS25091 AS513	2	<1%	2
37	AS19151 AS25091 AS513	2	<1%	2
38	AS6762 AS25091 AS513	2	<1%	2
39	AS34019 AS25091 AS513	2	<1%	2
40	AS3214 AS25091 AS513	2	<1%	2
41	AS271253 AS174 AS513	2	<1%	1
42	AS3491 AS174 AS513	2	<1%	2
43	AS20612 AS25091 AS513	2	<1%	1
44	AS12779 AS2603 AS21320 AS513	2	<1%	2
45	AS917 AS60068 AS6730 AS513	2	<1%	2
46	AS35710 AS2603 AS21320 AS513	2	<1%	2
47	AS49544 AS3356 AS29222 AS513	2	<1%	1
48	AS31027 AS2603 AS21320 AS513	2	<1%	1
49	AS142289 AS9583 AS4755 AS6453 AS25091 AS513	2	<1%	1
50	AS513	1	<1%	1

50 of 272 paths shown. All of them are in the JSON.

More prefixes from AS513

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 07:59 UTC, fetched just now.