BGP map for 66.42.64.0/20

66.42.64.0/20 is announced by AS20473 The Constant Company, LLC and seen by 327 peers of 23 RIPE RIS collectors, over 263 different AS paths. Its busiest upstreams are AS3257 GTT-BACKBONE (34%), AS2914 NTT America, Inc. (33%) and AS3491 PCCW Global (HK) Ltd. (23%). The most common path, used by 11 peers, is AS24482 AS20473.

Routes checked 11:18:35 UTC

Recent route changes

8 Nov 11:18 UTCAS3257 GTT-BACKBONE became an upstream, used by 34% of peers

AS-path graph toward 66.42.64.0/20

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 263 paths drawn 2 quieter networks left out

View JSON Raw upstream

327collector peers

23RIS collectors

263distinct AS paths

3.6average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS3257 GTT-BACKBONE GTT Communications Inc.	112	34%
AS2914 NTT America, Inc.	107	33%
AS3491 PCCW Global (HK) Ltd.	76	23%
AS24482 SG.GS	11	3%
AS8220 COLT COLT Technology Services Group Limited	5	2%
AS137409 GSL Networks Pty LTD	3	<1%
AS49544 i3Dnet i3D.net B.V	2	<1%
AS9002 RETN-AS RETN Limited	2	<1%
AS852 TELUS Communications Inc.	1	<1%
AS1828 Unitas Global	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS3257 GTT-BACKBONE GTT Communications Inc.	111	34%
AS2914 NTT America, Inc.	104	32%
AS3491 PCCW Global (HK) Ltd.	73	22%
AS1299 TWELVE99 Arelion Sweden AB	34	10%
AS3356 Level 3 Parent, LLC	19	6%
AS174 Cogent Communications, LLC	16	5%
AS6461 Zayo Bandwidth	10	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS25091 IP-Max IP-Max SA	6	2%
AS3320 DTAG Deutsche Telekom AG	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 AS20473	11	3%	11
2	AS13030 AS3491 AS20473	4	1%	4
3	AS8218 AS6461 AS2914 AS20473	4	1%	3
4	AS14840 AS3356 AS3491 AS20473	4	1%	2
5	AS2914 AS20473	3	<1%	3
6	AS3491 AS20473	3	<1%	3
7	AS48185 AS2914 AS20473	3	<1%	3
8	AS9002 AS3257 AS20473	3	<1%	3
9	AS6461 AS2914 AS20473	3	<1%	3
10	AS12779 AS3257 AS20473	3	<1%	3
11	AS199524 AS3491 AS20473	3	<1%	3
12	AS8218 AS6461 AS3491 AS20473	3	<1%	3
13	AS49544 AS20473	2	<1%	2
14	AS55720 AS2914 AS20473	2	<1%	1
15	AS14907 AS2914 AS20473	2	<1%	2
16	AS3320 AS2914 AS20473	2	<1%	2
17	AS25160 AS2914 AS20473	2	<1%	2
18	AS62167 AS3257 AS20473	2	<1%	2
19	AS1299 AS3257 AS20473	2	<1%	2
20	AS199524 AS3257 AS20473	2	<1%	2
21	AS8529 AS137409 AS20473	2	<1%	2
22	AS15547 AS8220 AS20473	2	<1%	2
23	AS25091 AS3257 AS20473	2	<1%	2
24	AS47692 AS2914 AS20473	2	<1%	2
25	AS35280 AS2914 AS20473	2	<1%	2
26	AS19151 AS2914 AS20473	2	<1%	2
27	AS6461 AS3491 AS20473	2	<1%	2
28	AS58057 AS34549 AS3257 AS20473	2	<1%	2
29	AS34927 AS1299 AS3257 AS20473	2	<1%	2
30	AS34019 AS25091 AS2914 AS20473	2	<1%	2
31	AS47147 AS1299 AS3257 AS20473	2	<1%	2
32	AS48362 AS1764 AS2914 AS20473	2	<1%	2
33	AS51184 AS47692 AS2914 AS20473	2	<1%	2
34	AS59890 AS60068 AS2914 AS20473	2	<1%	2
35	AS51185 AS6762 AS2914 AS20473	2	<1%	2
36	AS35710 AS3320 AS3257 AS20473	2	<1%	2
37	AS271253 AS3356 AS3491 AS20473	2	<1%	1
38	AS20612 AS9044 AS2914 AS20473	2	<1%	1
39	AS49544 AS3356 AS3491 AS20473	2	<1%	1
40	AS31027 AS1299 AS3257 AS20473	2	<1%	1
41	AS142289 AS9583 AS1299 AS3491 AS20473	2	<1%	1
42	AS852 AS20473	1	<1%	1
43	AS1828 AS20473	1	<1%	1
44	AS3257 AS20473	1	<1%	1
45	AS35280 AS20473	1	<1%	1
46	AS18106 AS20473	1	<1%	1
47	AS9002 AS20473	1	<1%	1
48	AS36236 AS20473	1	<1%	1
49	AS7018 AS2914 AS20473	1	<1%	1
50	AS37721 AS2914 AS20473	1	<1%	1

50 of 263 paths shown. All of them are in the JSON.

More prefixes from AS20473

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