BGP map for 203.139.228.0/22

203.139.228.0/22 is announced by AS2497 Internet Initiative Japan Inc. and seen by 329 peers of 23 RIPE RIS collectors, over 260 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (22%), AS2914 NTT America, Inc. (13%) and AS174 Cogent Communications, LLC (12%). The most common path, used by 9 peers, is AS24482 AS2914 AS2497.

Routes checked 19:16:53 UTC

No change in the origin, the upstreams or the number of peers since 19:16 UTC, when this site first looked at 203.139.228.0/22.

AS-path graph toward 203.139.228.0/22

origin Tier 1Tier 2edge network prefix best path: chosen by 9 of 329 peers (3%) number on a line = peers using that link RIS data up to 19:15 UTC what the colours mean 12 of 260 paths drawn 6 quieter networks left out

Download PNG View JSON Raw upstream

329collector peers

23RIS collectors

260distinct AS paths

3.1average AS hops, 1 to 5

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	73	22%
AS2914 NTT America, Inc.	43	13%
AS174 Cogent Communications, LLC	41	12%
AS3356 Level 3 Parent, LLC	28	9%
AS6461 Zayo Bandwidth	14	4%
AS6939 Hurricane Electric LLC	13	4%
AS3320 DTAG Deutsche Telekom AG	11	3%
AS13030 INIT7 Init7 (Switzerland) Ltd.	10	3%
AS5511 Opentransit Orange S.A.	10	3%
AS12956 TELXIUS TELEFONICA GLOBAL SOLUTIONS SL	9	3%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	71	22%
AS174 Cogent Communications, LLC	41	12%
AS2914 NTT America, Inc.	40	12%
AS3356 Level 3 Parent, LLC	28	9%
AS6939 Hurricane Electric LLC	13	4%
AS6461 Zayo Bandwidth	9	3%
AS3320 DTAG Deutsche Telekom AG	9	3%
AS5511 Opentransit Orange S.A.	9	3%
AS12956 TELXIUS TELEFONICA GLOBAL SOLUTIONS SL	8	2%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	8	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 AS2497	9	3%	9
2	AS8218 AS6461 AS2497	7	2%	6
3	AS6461 AS2497	5	2%	5
4	AS199524 AS1299 AS2497	5	2%	5
5	AS13030 AS2497	4	1%	4
6	AS49544 AS12956 AS2497	4	1%	3
7	AS14840 AS701 AS2497	4	1%	2
8	AS2914 AS2497	3	<1%	3
9	AS3491 AS2497	3	<1%	3
10	AS34927 AS1299 AS2497	3	<1%	3
11	AS14907 AS1299 AS2497	3	<1%	3
12	AS34019 AS3303 AS2497	3	<1%	3
13	AS48362 AS1299 AS2497	3	<1%	3
14	AS2497	2	<1%	2
15	AS3257 AS2497	2	<1%	2
16	AS6830 AS2497	2	<1%	2
17	AS3320 AS2497	2	<1%	2
18	AS1299 AS2497	2	<1%	2
19	AS19151 AS2497	2	<1%	2
20	AS9002 AS2914 AS2497	2	<1%	2
21	AS25160 AS2914 AS2497	2	<1%	2
22	AS12779 AS174 AS2497	2	<1%	2
23	AS42473 AS1299 AS2497	2	<1%	2
24	AS31027 AS1299 AS2497	2	<1%	1
25	AS35710 AS3320 AS2497	2	<1%	2
26	AS15547 AS174 AS2497	2	<1%	2
27	AS6762 AS2914 AS2497	2	<1%	2
28	AS47692 AS2914 AS2497	2	<1%	2
29	AS12779 AS2914 AS2497	2	<1%	2
30	AS47147 AS3320 AS2497	2	<1%	2
31	AS47147 AS1299 AS2497	2	<1%	2
32	AS59890 AS3356 AS2497	2	<1%	2
33	AS24482 AS6453 AS2497	2	<1%	2
34	AS271253 AS3356 AS2497	2	<1%	1
35	AS58057 AS34549 AS5511 AS2497	2	<1%	2
36	AS142289 AS9583 AS1299 AS2497	2	<1%	1
37	AS51184 AS47692 AS2914 AS2497	2	<1%	2
38	AS51185 AS6762 AS2914 AS2497	2	<1%	2
39	AS20612 AS8758 AS3303 AS2497	2	<1%	1
40	AS6894 AS2497	1	<1%	1
41	AS5511 AS2497	1	<1%	1
42	AS39122 AS2497	1	<1%	1
43	AS7018 AS2497	1	<1%	1
44	AS6057 AS2497	1	<1%	1
45	AS1257 AS2497	1	<1%	1
46	AS18106 AS2497	1	<1%	1
47	AS49544 AS2497	1	<1%	1
48	AS12956 AS2497	1	<1%	1
49	AS6453 AS2497	1	<1%	1
50	AS6667 AS2497	1	<1%	1

50 of 260 paths shown. All of them are in the JSON.

More prefixes from AS2497

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 19:15 UTC, fetched just now.