BGP map for 2604:1a00:20::/48

2604:1a00:20::/48 is announced by AS46887 Crown Castle Fiber LLC and seen by 331 peers of 23 RIPE RIS collectors, over 244 different AS paths. All of those routes reach it through one upstream, AS6461 Zayo Bandwidth. The most common path, used by 11 peers, is AS24482 AS6461 AS46887.

Routes checked 12:49:32 UTC

No change in the origin, the upstreams or the number of peers since 02:10 UTC on 29 Oct, when this site first looked at 2604:1a00:20::/48.

AS-path graph toward 2604:1a00:20::/48

origin Tier 1Tier 2edge network prefix best path: chosen by 11 of 331 peers (3%) number on a line = peers using that link RIS data up to 09:59 UTC what the colours mean 12 of 244 paths drawn 6 quieter networks left out

View JSON Raw upstream

331collector peers

23RIS collectors

244distinct AS paths

3.7average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS6461 Zayo Bandwidth	331	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS6461 Zayo Bandwidth	326	98%
AS6939 Hurricane Electric LLC	54	16%
AS1299 TWELVE99 Arelion Sweden AB	27	8%
AS3356 Level 3 Parent, LLC	14	4%
AS174 Cogent Communications, LLC	14	4%
AS2914 NTT America, Inc.	13	4%
AS3257 GTT-BACKBONE GTT Communications Inc.	10	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS3491 PCCW Global (HK) Ltd.	6	2%
AS1764 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH	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 AS6461 AS46887	11	3%	11
2	AS6939 AS6461 AS46887	9	3%	9
3	AS8218 AS6461 AS46887	7	2%	6
4	AS6461 AS46887	5	2%	5
5	AS9002 AS6461 AS46887	5	2%	5
6	AS12779 AS6461 AS46887	4	1%	4
7	AS13030 AS6461 AS46887	4	1%	4
8	AS2914 AS6461 AS46887	3	<1%	3
9	AS3491 AS6461 AS46887	3	<1%	3
10	AS34019 AS6461 AS46887	3	<1%	3
11	AS47147 AS6461 AS46887	3	<1%	3
12	AS15547 AS6461 AS46887	3	<1%	3
13	AS25091 AS6461 AS46887	3	<1%	3
14	AS14907 AS6939 AS6461 AS46887	3	<1%	3
15	AS34927 AS1299 AS6461 AS46887	3	<1%	3
16	AS49544 AS2914 AS6461 AS46887	3	<1%	3
17	AS199524 AS1299 AS6461 AS46887	3	<1%	3
18	AS14840 AS3356 AS6461 AS46887	3	<1%	2
19	AS852 AS6461 AS46887	2	<1%	2
20	AS1299 AS6461 AS46887	2	<1%	2
21	AS6830 AS6461 AS46887	2	<1%	2
22	AS3214 AS6461 AS46887	2	<1%	2
23	AS3257 AS6461 AS46887	2	<1%	2
24	AS3320 AS6461 AS46887	2	<1%	2
25	AS8529 AS6461 AS46887	2	<1%	2
26	AS12859 AS6461 AS46887	2	<1%	1
27	AS2497 AS6461 AS46887	2	<1%	2
28	AS6667 AS6461 AS46887	2	<1%	2
29	AS6762 AS6461 AS46887	2	<1%	2
30	AS28917 AS6461 AS46887	2	<1%	1
31	AS1403 AS577 AS6461 AS46887	2	<1%	1
32	AS58057 AS34549 AS6461 AS46887	2	<1%	2
33	AS25160 AS2914 AS6461 AS46887	2	<1%	2
34	AS62167 AS6939 AS6461 AS46887	2	<1%	2
35	AS47692 AS6939 AS6461 AS46887	2	<1%	2
36	AS48362 AS1764 AS6461 AS46887	2	<1%	2
37	AS51184 AS6939 AS6461 AS46887	2	<1%	2
38	AS59890 AS3356 AS6461 AS46887	2	<1%	2
39	AS202032 AS6939 AS6461 AS46887	2	<1%	2
40	AS20612 AS8758 AS6461 AS46887	2	<1%	1
41	AS58057 AS6939 AS6461 AS46887	2	<1%	1
42	AS49544 AS3356 AS6461 AS46887	2	<1%	1
43	AS31027 AS6797 AS6461 AS46887	2	<1%	1
44	AS142289 AS9583 AS2914 AS6461 AS46887	2	<1%	1
45	AS206271 AS60707 AS12735 AS6939 AS6461 AS46887	2	<1%	1
46	AS7018 AS6461 AS46887	1	<1%	1
47	AS17639 AS6461 AS46887	1	<1%	1
48	AS34549 AS6461 AS46887	1	<1%	1
49	AS50304 AS6461 AS46887	1	<1%	1
50	AS37721 AS6461 AS46887	1	<1%	1

50 of 244 paths shown. All of them are in the JSON.

More prefixes from AS46887

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 09:59 UTC, fetched just now.