BGP map for 72.9.251.0/24

72.9.251.0/24 is announced by AS11042 NETWORK TRANSIT HOLDINGS LLC and seen by 323 peers of 23 RIPE RIS collectors, over 249 different AS paths. All of those routes reach it through one upstream, AS174 Cogent Communications, LLC. The most common path, used by 7 peers, is AS199524 AS174 AS11042.

Routes checked 16:48:17 UTC

No change in the origin, the upstreams or the number of peers since 16:48 UTC, when this site first looked at 72.9.251.0/24.

AS-path graph toward 72.9.251.0/24

origin Tier 1Tier 2edge network prefix best path: chosen by 7 of 323 peers (2%) number on a line = peers using that link RIS data up to 16:48 UTC what the colours mean 12 of 249 paths drawn 5 quieter networks left out

View JSON Raw upstream

323collector peers

23RIS collectors

249distinct AS paths

3.8average AS hops, 3 to 8

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	323	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	323	100%
AS1299 TWELVE99 Arelion Sweden AB	58	18%
AS2914 NTT America, Inc.	20	6%
AS3356 Level 3 Parent, LLC	19	6%
AS6461 Zayo Bandwidth	12	4%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	11	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	9	3%
AS1764 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH	6	2%
AS3257 GTT-BACKBONE GTT Communications Inc.	6	2%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	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	AS199524 AS174 AS11042	7	2%	7
2	AS8218 AS6461 AS174 AS11042	7	2%	6
3	AS24482 AS2914 AS174 AS11042	7	2%	7
4	AS6461 AS174 AS11042	5	2%	5
5	AS14840 AS174 AS11042	4	1%	2
6	AS13030 AS1299 AS174 AS11042	4	1%	4
7	AS9002 AS3356 AS174 AS11042	4	1%	4
8	AS47147 AS1299 AS174 AS11042	4	1%	4
9	AS2914 AS174 AS11042	3	<1%	3
10	AS3491 AS174 AS11042	3	<1%	3
11	AS24482 AS6453 AS174 AS11042	3	<1%	3
12	AS51185 AS6762 AS174 AS11042	3	<1%	3
13	AS14907 AS1299 AS174 AS11042	3	<1%	3
14	AS3257 AS174 AS11042	2	<1%	2
15	AS6830 AS174 AS11042	2	<1%	2
16	AS3320 AS174 AS11042	2	<1%	2
17	AS62167 AS174 AS11042	2	<1%	2
18	AS6424 AS174 AS11042	2	<1%	2
19	AS25160 AS174 AS11042	2	<1%	2
20	AS1299 AS174 AS11042	2	<1%	2
21	AS15547 AS174 AS11042	2	<1%	2
22	AS12779 AS174 AS11042	2	<1%	2
23	AS6762 AS174 AS11042	2	<1%	2
24	AS59890 AS174 AS11042	2	<1%	2
25	AS271253 AS174 AS11042	2	<1%	1
26	AS2497 AS174 AS11042	2	<1%	2
27	AS19151 AS174 AS11042	2	<1%	2
28	AS917 AS60068 AS174 AS11042	2	<1%	2
29	AS42473 AS1299 AS174 AS11042	2	<1%	2
30	AS34927 AS1299 AS174 AS11042	2	<1%	2
31	AS58057 AS34549 AS174 AS11042	2	<1%	2
32	AS49544 AS3356 AS174 AS11042	2	<1%	1
33	AS31027 AS1299 AS174 AS11042	2	<1%	1
34	AS35710 AS3320 AS174 AS11042	2	<1%	2
35	AS49544 AS2914 AS174 AS11042	2	<1%	2
36	AS8529 AS6453 AS174 AS11042	2	<1%	2
37	AS35280 AS3356 AS174 AS11042	2	<1%	2
38	AS51184 AS1764 AS174 AS11042	2	<1%	2
39	AS48362 AS1764 AS174 AS11042	2	<1%	2
40	AS49544 AS1299 AS174 AS11042	2	<1%	2
41	AS20612 AS9044 AS174 AS11042	2	<1%	1
42	AS47692 AS33891 AS1299 AS174 AS11042	2	<1%	2
43	AS142289 AS9583 AS4755 AS6453 AS174 AS11042	2	<1%	1
44	AS15692 AS174 AS11042	1	<1%	1
45	AS6894 AS174 AS11042	1	<1%	1
46	AS31742 AS174 AS11042	1	<1%	1
47	AS39122 AS174 AS11042	1	<1%	1
48	AS3170 AS174 AS11042	1	<1%	1
49	AS7018 AS174 AS11042	1	<1%	1
50	AS132825 AS174 AS11042	1	<1%	1

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

More prefixes from AS11042

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 16:48 UTC, fetched 7 minutes ago.