BGP map for 173.240.4.0/22

173.240.4.0/22 is announced by AS19693 Centrilogic, Inc. and seen by 331 peers of 23 RIPE RIS collectors, over 254 different AS paths. Its busiest upstreams are AS174 Cogent Communications, LLC (44%), AS46887 Crown Castle Fiber LLC (30%) and AS2914 NTT America, Inc. (26%). The most common path, used by 11 peers, is AS24482 AS6461 AS46887 AS19693.

Routes checked 14:43:21 UTC

No change in the origin, the upstreams or the number of peers since 05:05 UTC on 29 Oct, when this site first looked at 173.240.4.0/22.

AS-path graph toward 173.240.4.0/22

origin Tier 1Tier 2transitedge network prefix best path: chosen by 11 of 331 peers (3%) number on a line = peers using that link RIS data up to 14:42 UTC what the colours mean 12 of 254 paths drawn 1 quieter network left out

View JSON Raw upstream

331collector peers

23RIS collectors

254distinct AS paths

3.8average AS hops, 2 to 7

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	146	44%
AS46887 Crown Castle Fiber LLC	99	30%
AS2914 NTT America, Inc.	86	26%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	146	44%
AS46887 Crown Castle Fiber LLC	99	30%
AS6461 Zayo Bandwidth	94	28%
AS2914 NTT America, Inc.	83	25%
AS1299 TWELVE99 Arelion Sweden AB	20	6%
AS3356 Level 3 Parent, LLC	8	2%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	8	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS1764 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH	5	2%
AS3320 DTAG Deutsche Telekom AG	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 AS19693	11	3%	11
2	AS8218 AS6461 AS46887 AS19693	7	2%	6
3	AS6461 AS46887 AS19693	5	2%	5
4	AS199524 AS174 AS19693	5	2%	5
5	AS9002 AS2914 AS19693	4	1%	4
6	AS14840 AS174 AS19693	4	1%	2
7	AS49544 AS2914 AS19693	4	1%	4
8	AS13030 AS6461 AS46887 AS19693	4	1%	4
9	AS12779 AS6461 AS46887 AS19693	4	1%	4
10	AS47147 AS6461 AS46887 AS19693	4	1%	4
11	AS2914 AS19693	3	<1%	3
12	AS35280 AS2914 AS19693	3	<1%	3
13	AS48185 AS6461 AS46887 AS19693	3	<1%	3
14	AS3214 AS6461 AS46887 AS19693	3	<1%	3
15	AS25091 AS6461 AS46887 AS19693	3	<1%	3
16	AS3257 AS174 AS19693	2	<1%	2
17	AS6830 AS174 AS19693	2	<1%	2
18	AS3320 AS2914 AS19693	2	<1%	2
19	AS3491 AS174 AS19693	2	<1%	2
20	AS62167 AS174 AS19693	2	<1%	2
21	AS25160 AS2914 AS19693	2	<1%	2
22	AS1299 AS174 AS19693	2	<1%	2
23	AS55720 AS2914 AS19693	2	<1%	1
24	AS14907 AS2914 AS19693	2	<1%	2
25	AS199524 AS2914 AS19693	2	<1%	2
26	AS15547 AS174 AS19693	2	<1%	2
27	AS47692 AS2914 AS19693	2	<1%	2
28	AS59890 AS174 AS19693	2	<1%	2
29	AS271253 AS174 AS19693	2	<1%	1
30	AS2497 AS174 AS19693	2	<1%	2
31	AS34927 AS1299 AS174 AS19693	2	<1%	2
32	AS49544 AS3356 AS2914 AS19693	2	<1%	1
33	AS35710 AS3320 AS2914 AS19693	2	<1%	2
34	AS51185 AS6762 AS174 AS19693	2	<1%	2
35	AS51184 AS47692 AS2914 AS19693	2	<1%	2
36	AS48362 AS1764 AS174 AS19693	2	<1%	2
37	AS20612 AS9044 AS174 AS19693	2	<1%	1
38	AS58057 AS34549 AS6461 AS46887 AS19693	2	<1%	2
39	AS142289 AS9583 AS6453 AS174 AS19693	2	<1%	1
40	AS31027 AS6797 AS6461 AS46887 AS19693	2	<1%	1
41	AS15692 AS174 AS19693	1	<1%	1
42	AS6894 AS174 AS19693	1	<1%	1
43	AS31742 AS174 AS19693	1	<1%	1
44	AS35266 AS2914 AS19693	1	<1%	1
45	AS39122 AS174 AS19693	1	<1%	1
46	AS14630 AS2914 AS19693	1	<1%	1
47	AS7018 AS174 AS19693	1	<1%	1
48	AS132825 AS174 AS19693	1	<1%	1
49	AS22652 AS174 AS19693	1	<1%	1
50	AS20205 AS174 AS19693	1	<1%	1

50 of 254 paths shown. All of them are in the JSON.

More prefixes from AS19693

Routes seen by RIPE RIS in the 24 hours up to 9 Nov 2026, 14:42 UTC, fetched just now.