BGP map for 187.133.0.0/19

187.133.0.0/19 is announced by AS8151 UNINET and seen by 321 peers of 23 RIPE RIS collectors, over 255 different AS paths. Its busiest upstreams are AS174 Cogent Communications, LLC (53%), AS2914 NTT America, Inc. (28%) and AS6453 TATA COMMUNICATIONS (AMERICA) INC (18%). The most common path, used by 10 peers, is AS24482 AS2914 AS8151.

Routes checked 13:45:01 UTC

Recent route changes

8 Nov 13:45 UTCAS2914 NTT America, Inc. became an upstream, used by 28% of peers

AS-path graph toward 187.133.0.0/19

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 321 peers (3%) number on a line = peers using that link RIS data up to 13:44 UTC what the colours mean 12 of 255 paths drawn 5 quieter networks left out

View JSON Raw upstream

321collector peers

23RIS collectors

255distinct AS paths

3.5average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	170	53%
AS2914 NTT America, Inc.	91	28%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	59	18%
AS35280 F5 F5 Networks SARL	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	170	53%
AS2914 NTT America, Inc.	88	27%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	58	18%
AS1299 TWELVE99 Arelion Sweden AB	30	9%
AS6461 Zayo Bandwidth	10	3%
AS3356 Level 3 Parent, LLC	8	2%
AS3320 DTAG Deutsche Telekom AG	7	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS25091 IP-Max IP-Max SA	5	2%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	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	AS24482 AS2914 AS8151	10	3%	10
2	AS8218 AS6461 AS174 AS8151	6	2%	5
3	AS9002 AS6453 AS8151	4	1%	4
4	AS14840 AS174 AS8151	4	1%	2
5	AS49544 AS2914 AS8151	4	1%	4
6	AS6461 AS174 AS8151	4	1%	4
7	AS199524 AS174 AS8151	4	1%	4
8	AS13030 AS1299 AS174 AS8151	4	1%	4
9	AS2914 AS8151	3	<1%	3
10	AS48185 AS2914 AS8151	3	<1%	3
11	AS3257 AS6453 AS8151	2	<1%	2
12	AS6830 AS174 AS8151	2	<1%	2
13	AS3491 AS174 AS8151	2	<1%	2
14	AS62167 AS174 AS8151	2	<1%	2
15	AS25160 AS2914 AS8151	2	<1%	2
16	AS12779 AS174 AS8151	2	<1%	2
17	AS1299 AS174 AS8151	2	<1%	2
18	AS55720 AS2914 AS8151	2	<1%	1
19	AS50628 AS6453 AS8151	2	<1%	2
20	AS14907 AS2914 AS8151	2	<1%	2
21	AS8529 AS6453 AS8151	2	<1%	2
22	AS15547 AS174 AS8151	2	<1%	2
23	AS6762 AS174 AS8151	2	<1%	2
24	AS47692 AS2914 AS8151	2	<1%	2
25	AS59890 AS174 AS8151	2	<1%	2
26	AS25091 AS6453 AS8151	2	<1%	2
27	AS271253 AS174 AS8151	2	<1%	1
28	AS917 AS60068 AS174 AS8151	2	<1%	2
29	AS34927 AS1299 AS174 AS8151	2	<1%	2
30	AS58057 AS34549 AS2914 AS8151	2	<1%	2
31	AS49544 AS3356 AS2914 AS8151	2	<1%	1
32	AS31027 AS1299 AS174 AS8151	2	<1%	1
33	AS35710 AS3320 AS6453 AS8151	2	<1%	2
34	AS51184 AS47692 AS2914 AS8151	2	<1%	2
35	AS48362 AS1764 AS174 AS8151	2	<1%	2
36	AS34019 AS25091 AS2914 AS8151	2	<1%	2
37	AS47147 AS3320 AS6453 AS8151	2	<1%	2
38	AS47147 AS1299 AS174 AS8151	2	<1%	2
39	AS20612 AS9044 AS174 AS8151	2	<1%	1
40	AS142289 AS9583 AS4755 AS6453 AS8151	2	<1%	1
41	AS6453 AS8151	1	<1%	1
42	AS35280 AS8151	1	<1%	1
43	AS15692 AS174 AS8151	1	<1%	1
44	AS6894 AS174 AS8151	1	<1%	1
45	AS31742 AS174 AS8151	1	<1%	1
46	AS35266 AS2914 AS8151	1	<1%	1
47	AS6461 AS6453 AS8151	1	<1%	1
48	AS3320 AS6453 AS8151	1	<1%	1
49	AS39122 AS174 AS8151	1	<1%	1
50	AS14630 AS2914 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 8 Nov 2026, 13:44 UTC, fetched just now.