BGP map for 199.112.0.0/15

199.112.0.0/15 is announced by AS721 United States Department of Defense (DoD) and seen by 326 peers of 23 RIPE RIS collectors, over 249 different AS paths. All of those routes reach it through one upstream, AS3356 Level 3 Parent, LLC. The most common path, used by 10 peers, is AS24482 AS2914 AS3356 AS721.

Routes checked 15:03:40 UTC

No change in the origin, the upstreams or the number of peers since 22:05 UTC on 25 Oct, when this site first looked at 199.112.0.0/15.

AS-path graph toward 199.112.0.0/15

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 326 peers (3%) number on a line = peers using that link RIS data up to 15:03 UTC what the colours mean 12 of 249 paths drawn 5 quieter networks left out

View JSON Raw upstream

326collector peers

23RIS collectors

249distinct AS paths

3.9average AS hops, 3 to 7

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS3356 Level 3 Parent, LLC	326	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS3356 Level 3 Parent, LLC	326	100%
AS1299 TWELVE99 Arelion Sweden AB	39	12%
AS2914 NTT America, Inc.	33	10%
AS174 Cogent Communications, LLC	22	7%
AS6939 Hurricane Electric LLC	13	4%
AS6461 Zayo Bandwidth	11	3%
AS3257 GTT-BACKBONE GTT Communications Inc.	10	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	9	3%
AS9002 RETN-AS RETN Limited	9	3%
AS3320 DTAG Deutsche Telekom AG	7	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 AS2914 AS3356 AS721	10	3%	10
2	AS8218 AS6461 AS3356 AS721	7	2%	6
3	AS6461 AS3356 AS721	5	2%	5
4	AS49544 AS3356 AS721	5	2%	4
5	AS9002 AS3356 AS721	4	1%	4
6	AS14840 AS3356 AS721	4	1%	2
7	AS13030 AS1299 AS3356 AS721	4	1%	4
8	AS2914 AS3356 AS721	3	<1%	3
9	AS3491 AS3356 AS721	3	<1%	3
10	AS48185 AS3356 AS721	3	<1%	3
11	AS35280 AS3356 AS721	3	<1%	3
12	AS25091 AS3356 AS721	3	<1%	3
13	AS12779 AS3257 AS3356 AS721	3	<1%	3
14	AS34927 AS1299 AS3356 AS721	3	<1%	3
15	AS51185 AS6762 AS3356 AS721	3	<1%	3
16	AS199524 AS1299 AS3356 AS721	3	<1%	3
17	AS3257 AS3356 AS721	2	<1%	2
18	AS6830 AS3356 AS721	2	<1%	2
19	AS3320 AS3356 AS721	2	<1%	2
20	AS62167 AS3356 AS721	2	<1%	2
21	AS1299 AS3356 AS721	2	<1%	2
22	AS50628 AS3356 AS721	2	<1%	2
23	AS31027 AS3356 AS721	2	<1%	1
24	AS8529 AS3356 AS721	2	<1%	2
25	AS6762 AS3356 AS721	2	<1%	2
26	AS59890 AS3356 AS721	2	<1%	2
27	AS271253 AS3356 AS721	2	<1%	1
28	AS2497 AS3356 AS721	2	<1%	2
29	AS25160 AS2914 AS3356 AS721	2	<1%	2
30	AS58057 AS1836 AS3356 AS721	2	<1%	2
31	AS35710 AS3320 AS3356 AS721	2	<1%	2
32	AS14907 AS2914 AS3356 AS721	2	<1%	2
33	AS15547 AS174 AS3356 AS721	2	<1%	2
34	AS51184 AS1764 AS3356 AS721	2	<1%	2
35	AS48362 AS1764 AS3356 AS721	2	<1%	2
36	AS34019 AS25091 AS3356 AS721	2	<1%	2
37	AS47147 AS3320 AS3356 AS721	2	<1%	2
38	AS47147 AS1299 AS3356 AS721	2	<1%	2
39	AS19151 AS2914 AS3356 AS721	2	<1%	2
40	AS199524 AS3491 AS3356 AS721	2	<1%	2
41	AS58057 AS34549 AS2914 AS3356 AS721	2	<1%	2
42	AS20612 AS8758 AS9002 AS3356 AS721	2	<1%	1
43	AS142289 AS9583 AS4755 AS6453 AS3356 AS721	2	<1%	1
44	AS7018 AS3356 AS721	1	<1%	1
45	AS132825 AS3356 AS721	1	<1%	1
46	AS37721 AS3356 AS721	1	<1%	1
47	AS50300 AS3356 AS721	1	<1%	1
48	AS17639 AS3356 AS721	1	<1%	1
49	AS3549 AS3356 AS721	1	<1%	1
50	AS14907 AS3356 AS721	1	<1%	1

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

More prefixes from AS721

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 15:03 UTC, fetched just now.