BGP map for 151.101.144.0/22

151.101.144.0/22 is announced by AS54113 Fastly, Inc. and seen by 327 peers of 23 RIPE RIS collectors, over 255 different AS paths. Its busiest upstreams are AS174 Cogent Communications, LLC (50%), AS3356 Level 3 Parent, LLC (45%) and AS6939 Hurricane Electric LLC (5%). The most common path, used by 11 peers, is AS24482 AS2914 AS3356 AS54113.

Routes checked 11:13:02 UTC

No change in the origin, the upstreams or the number of peers since 07:21 UTC on 27 Oct, when this site first looked at 151.101.144.0/22.

AS-path graph toward 151.101.144.0/22

origin Tier 1Tier 2edge network prefix best path: chosen by 11 of 327 peers (3%) number on a line = peers using that link RIS data up to 07:59 UTC what the colours mean 12 of 255 paths drawn 6 quieter networks left out

View JSON Raw upstream

327collector peers

23RIS collectors

255distinct AS paths

3.6average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	162	50%
AS3356 Level 3 Parent, LLC	146	45%
AS6939 Hurricane Electric LLC	17	5%
AS7018 AT&T Enterprises, LLC	1	<1%
AS20205 Amplex Electric, Inc.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	162	50%
AS3356 Level 3 Parent, LLC	146	45%
AS1299 TWELVE99 Arelion Sweden AB	28	9%
AS2914 NTT America, Inc.	24	7%
AS6939 Hurricane Electric LLC	17	5%
AS6461 Zayo Bandwidth	10	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	6	2%
AS3320 DTAG Deutsche Telekom AG	6	2%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	6	2%
AS25091 IP-Max IP-Max SA	5	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 AS3356 AS54113	11	3%	11
2	AS199524 AS174 AS54113	7	2%	7
3	AS8218 AS6461 AS174 AS54113	6	2%	6
4	AS6461 AS174 AS54113	5	2%	5
5	AS49544 AS3356 AS54113	5	2%	4
6	AS9002 AS3356 AS54113	4	1%	4
7	AS12779 AS174 AS54113	4	1%	4
8	AS13030 AS1299 AS174 AS54113	4	1%	4
9	AS48185 AS3356 AS54113	3	<1%	3
10	AS25091 AS3356 AS54113	3	<1%	3
11	AS35280 AS3356 AS54113	3	<1%	3
12	AS50628 AS3356 AS54113	2	<1%	2
13	AS3320 AS3356 AS54113	2	<1%	2
14	AS2914 AS3356 AS54113	2	<1%	2
15	AS6830 AS174 AS54113	2	<1%	2
16	AS6424 AS174 AS54113	2	<1%	2
17	AS25160 AS174 AS54113	2	<1%	2
18	AS1299 AS174 AS54113	2	<1%	2
19	AS15547 AS174 AS54113	2	<1%	2
20	AS59890 AS3356 AS54113	2	<1%	2
21	AS2497 AS174 AS54113	2	<1%	2
22	AS19151 AS174 AS54113	2	<1%	2
23	AS271253 AS3356 AS54113	2	<1%	1
24	AS3491 AS174 AS54113	2	<1%	2
25	AS14840 AS3356 AS54113	2	<1%	1
26	AS14840 AS174 AS54113	2	<1%	2
27	AS31027 AS3356 AS54113	2	<1%	1
28	AS58057 AS34549 AS174 AS54113	2	<1%	2
29	AS917 AS60068 AS174 AS54113	2	<1%	2
30	AS34019 AS25091 AS3356 AS54113	2	<1%	2
31	AS47147 AS1299 AS174 AS54113	2	<1%	2
32	AS48362 AS1764 AS174 AS54113	2	<1%	2
33	AS47692 AS33891 AS3356 AS54113	2	<1%	2
34	AS51184 AS1764 AS174 AS54113	2	<1%	2
35	AS51185 AS6762 AS174 AS54113	2	<1%	2
36	AS35710 AS3320 AS3356 AS54113	2	<1%	2
37	AS20612 AS9044 AS174 AS54113	2	<1%	1
38	AS14907 AS2914 AS3356 AS54113	2	<1%	2
39	AS142289 AS9583 AS4755 AS6453 AS174 AS54113	2	<1%	1
40	AS7018 AS54113	1	<1%	1
41	AS20205 AS54113	1	<1%	1
42	AS55720 AS6939 AS54113	1	<1%	1
43	AS61218 AS6939 AS54113	1	<1%	1
44	AS852 AS174 AS54113	1	<1%	1
45	AS50300 AS3356 AS54113	1	<1%	1
46	AS58057 AS174 AS54113	1	<1%	1
47	AS17639 AS3356 AS54113	1	<1%	1
48	AS3549 AS3356 AS54113	1	<1%	1
49	AS14907 AS3356 AS54113	1	<1%	1
50	AS132825 AS3356 AS54113	1	<1%	1

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

More prefixes from AS54113

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