BGP map for 2a10:fa81:f00::/40

2a10:fa81:f00::/40 is announced by AS20473 The Constant Company, LLC and seen by 334 peers of 23 RIPE RIS collectors, over 249 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (45%), AS2914 NTT America, Inc. (33%) and AS3491 PCCW Global (HK) Ltd. (16%). The most common path, used by 11 peers, is AS24482 AS2914 AS20473.

Routes checked 02:51:19 UTC

No change in the origin, the upstreams or the number of peers since 02:51 UTC, when this site first looked at 2a10:fa81:f00::/40.

AS-path graph toward 2a10:fa81:f00::/40

origin Tier 1Tier 2transitedge network prefix best path: chosen by 11 of 334 peers (3%) number on a line = peers using that link RIS data up to 02:50 UTC what the colours mean 12 of 249 paths drawn 3 quieter networks left out

Download PNG View JSON Raw upstream

334collector peers

23RIS collectors

249distinct AS paths

3.5average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	150	45%
AS2914 NTT America, Inc.	111	33%
AS3491 PCCW Global (HK) Ltd.	55	16%
AS25091 IP-Max IP-Max SA	12	4%
AS49544 i3Dnet i3D.net B.V	2	<1%
AS14907 Wikimedia Foundation Inc.	1	<1%
AS1828 Unitas Global	1	<1%
AS209823 ENKI-AS Enki Multimedia EURL	1	<1%
AS4230 CLARO S.A.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	148	44%
AS2914 NTT America, Inc.	108	32%
AS3491 PCCW Global (HK) Ltd.	52	16%
AS6939 Hurricane Electric LLC	49	15%
AS3356 Level 3 Parent, LLC	9	3%
AS25091 IP-Max IP-Max SA	9	3%
AS174 Cogent Communications, LLC	9	3%
AS6461 Zayo Bandwidth	8	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS3257 GTT-BACKBONE GTT Communications Inc.	5	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 AS20473	11	3%	11
2	AS8218 AS6461 AS1299 AS20473	7	2%	6
3	AS6939 AS2914 AS20473	6	2%	6
4	AS199524 AS1299 AS20473	6	2%	6
5	AS13030 AS3491 AS20473	4	1%	4
6	AS12779 AS2914 AS20473	4	1%	4
7	AS58057 AS6939 AS2914 AS20473	4	1%	3
8	AS14840 AS3356 AS1299 AS20473	4	1%	2
9	AS2914 AS20473	3	<1%	3
10	AS3491 AS20473	3	<1%	3
11	AS25091 AS20473	3	<1%	3
12	AS34019 AS25091 AS20473	3	<1%	3
13	AS48362 AS1299 AS20473	3	<1%	3
14	AS6461 AS1299 AS20473	3	<1%	3
15	AS9002 AS2914 AS20473	3	<1%	3
16	AS35280 AS2914 AS20473	3	<1%	3
17	AS15547 AS3303 AS2914 AS20473	3	<1%	3
18	AS1299 AS20473	2	<1%	2
19	AS49544 AS20473	2	<1%	2
20	AS6939 AS1299 AS20473	2	<1%	2
21	AS19151 AS2914 AS20473	2	<1%	2
22	AS6762 AS1299 AS20473	2	<1%	2
23	AS852 AS3491 AS20473	2	<1%	2
24	AS48185 AS1299 AS20473	2	<1%	2
25	AS37721 AS2914 AS20473	2	<1%	1
26	AS31027 AS1299 AS20473	2	<1%	1
27	AS8529 AS1299 AS20473	2	<1%	2
28	AS6461 AS3491 AS20473	2	<1%	2
29	AS6667 AS3491 AS20473	2	<1%	2
30	AS34927 AS1299 AS20473	2	<1%	2
31	AS47692 AS2914 AS20473	2	<1%	2
32	AS12859 AS1299 AS20473	2	<1%	1
33	AS25160 AS2914 AS20473	2	<1%	2
34	AS47147 AS1299 AS20473	2	<1%	2
35	AS42473 AS1299 AS20473	2	<1%	2
36	AS1403 AS577 AS3491 AS20473	2	<1%	1
37	AS49544 AS3356 AS1299 AS20473	2	<1%	1
38	AS3214 AS6939 AS1299 AS20473	2	<1%	2
39	AS142289 AS9583 AS2914 AS20473	2	<1%	1
40	AS51184 AS47692 AS2914 AS20473	2	<1%	2
41	AS62167 AS6939 AS2914 AS20473	2	<1%	2
42	AS202032 AS6939 AS2914 AS20473	2	<1%	2
43	AS28917 AS3257 AS1299 AS20473	2	<1%	1
44	AS59890 AS60068 AS1299 AS20473	2	<1%	2
45	AS20612 AS9044 AS2914 AS20473	2	<1%	1
46	AS206271 AS60707 AS12735 AS9121 AS1299 AS20473	2	<1%	1
47	AS14907 AS20473	1	<1%	1
48	AS1828 AS20473	1	<1%	1
49	AS209823 AS20473	1	<1%	1
50	AS2497 AS1299 AS20473	1	<1%	1

50 of 249 paths shown. All of them are in the JSON.

More prefixes from AS20473

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 02:50 UTC, fetched just now.