BGP map for 187.133.0.0/19

187.133.0.0/19 is announced by AS8151 UNINET and seen by 329 peers of 23 RIPE RIS collectors, over 255 different AS paths. Its busiest upstreams are AS174 Cogent Communications, LLC (64%), AS6453 TATA COMMUNICATIONS (AMERICA) INC (36%) and AS35280 F5 (<1%). The most common path, used by 10 peers, is AS24482 AS2914 AS6453 AS8151.

Routes checked 12:54:10 UTC

No change in the origin, the upstreams or the number of peers since 12:54 UTC, when this site first looked at 187.133.0.0/19.

AS-path graph toward 187.133.0.0/19

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 329 peers (3%) number on a line = peers using that link RIS data up to 12:54 UTC what the colours mean 12 of 255 paths drawn 4 quieter networks left out

Download PNG View JSON Raw upstream

329collector peers

23RIS collectors

255distinct AS paths

3.7average AS hops, 2 to 5

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	209	64%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	119	36%
AS35280 F5 F5 Networks SARL	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	209	64%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	118	36%
AS1299 TWELVE99 Arelion Sweden AB	41	12%
AS2914 NTT America, Inc.	30	9%
AS3356 Level 3 Parent, LLC	12	4%
AS6461 Zayo Bandwidth	10	3%
AS1764 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH	7	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS3320 DTAG Deutsche Telekom AG	6	2%
AS25091 IP-Max IP-Max SA	6	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	AS24482 AS2914 AS6453 AS8151	10	3%	10
2	AS8218 AS6461 AS174 AS8151	7	2%	6
3	AS199524 AS174 AS8151	6	2%	6
4	AS9002 AS6453 AS8151	4	1%	4
5	AS12779 AS174 AS8151	4	1%	4
6	AS14840 AS174 AS8151	4	1%	2
7	AS6461 AS174 AS8151	4	1%	4
8	AS13030 AS1299 AS174 AS8151	4	1%	4
9	AS2914 AS6453 AS8151	3	<1%	3
10	AS3491 AS174 AS8151	3	<1%	3
11	AS25091 AS6453 AS8151	3	<1%	3
12	AS34927 AS1299 AS174 AS8151	3	<1%	3
13	AS49544 AS2914 AS6453 AS8151	3	<1%	3
14	AS3257 AS6453 AS8151	2	<1%	2
15	AS6830 AS174 AS8151	2	<1%	2
16	AS3320 AS6453 AS8151	2	<1%	2
17	AS62167 AS174 AS8151	2	<1%	2
18	AS25160 AS174 AS8151	2	<1%	2
19	AS1299 AS174 AS8151	2	<1%	2
20	AS50628 AS6453 AS8151	2	<1%	2
21	AS8529 AS6453 AS8151	2	<1%	2
22	AS35280 AS6453 AS8151	2	<1%	2
23	AS15547 AS174 AS8151	2	<1%	2
24	AS6762 AS174 AS8151	2	<1%	2
25	AS199524 AS6453 AS8151	2	<1%	2
26	AS59890 AS174 AS8151	2	<1%	2
27	AS271253 AS174 AS8151	2	<1%	1
28	AS19151 AS174 AS8151	2	<1%	2
29	AS917 AS60068 AS174 AS8151	2	<1%	2
30	AS55720 AS2914 AS6453 AS8151	2	<1%	1
31	AS58057 AS34549 AS174 AS8151	2	<1%	2
32	AS49544 AS3356 AS6453 AS8151	2	<1%	1
33	AS31027 AS1299 AS174 AS8151	2	<1%	1
34	AS35710 AS3320 AS6453 AS8151	2	<1%	2
35	AS51184 AS1764 AS174 AS8151	2	<1%	2
36	AS48362 AS1764 AS174 AS8151	2	<1%	2
37	AS34019 AS25091 AS6453 AS8151	2	<1%	2
38	AS47692 AS2914 AS6453 AS8151	2	<1%	2
39	AS51185 AS6762 AS174 AS8151	2	<1%	2
40	AS47147 AS1299 AS174 AS8151	2	<1%	2
41	AS20612 AS9044 AS174 AS8151	2	<1%	1
42	AS142289 AS9583 AS4755 AS6453 AS8151	2	<1%	1
43	AS6453 AS8151	1	<1%	1
44	AS35280 AS8151	1	<1%	1
45	AS6894 AS174 AS8151	1	<1%	1
46	AS31742 AS174 AS8151	1	<1%	1
47	AS6461 AS6453 AS8151	1	<1%	1
48	AS6424 AS174 AS8151	1	<1%	1
49	AS39122 AS174 AS8151	1	<1%	1
50	AS3170 AS174 AS8151	1	<1%	1

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

More prefixes from AS8151

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 12:54 UTC, fetched 7 hours ago.