BGP map for 133.46.248.0/21

133.46.248.0/21 is announced by AS2907 Research Organization of Information and Systems, National Institute of Informatics and seen by 316 peers of 23 RIPE RIS collectors, over 251 different AS paths. Its busiest upstreams are AS2497 Internet Initiative Japan Inc. (75%), AS6939 Hurricane Electric LLC (10%) and AS24482 SG.GS (3%). The most common path, used by 10 peers, is AS24482 AS2907.

Routes checked 14:02:44 UTC

No change in the origin, the upstreams or the number of peers since 20:39 UTC on 28 Oct, when this site first looked at 133.46.248.0/21.

AS-path graph toward 133.46.248.0/21

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 316 peers (3%) number on a line = peers using that link RIS data up to 14:01 UTC what the colours mean 12 of 251 paths drawn 5 quieter networks left out

View JSON Raw upstream

316collector peers

23RIS collectors

251distinct AS paths

3.9average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS2497 Internet Initiative Japan Inc.	236	75%
AS6939 Hurricane Electric LLC	32	10%
AS24482 SG.GS	10	3%
AS8220 COLT COLT Technology Services Group Limited	8	3%
AS20485 TRANSTELECOM Joint Stock Company TransTeleCom	5	2%
AS8966 Etisalat-AS EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC	5	2%
AS20965 GEANT GEANT Vereniging	3	<1%
AS2516 KDDI CORPORATION	2	<1%
AS15412 FLAG-AS Flag Telecom UK Limited	2	<1%
AS17639 Converge ICT Solutions Inc.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS2497 Internet Initiative Japan Inc.	234	74%
AS1299 TWELVE99 Arelion Sweden AB	54	17%
AS174 Cogent Communications, LLC	42	13%
AS3356 Level 3 Parent, LLC	34	11%
AS6939 Hurricane Electric LLC	32	10%
AS5511 Opentransit Orange S.A.	12	4%
AS6461 Zayo Bandwidth	10	3%
AS3303 SWISSCOM Swisscom (Schweiz) AG	9	3%
AS3320 DTAG Deutsche Telekom AG	9	3%
AS8220 COLT COLT Technology Services Group Limited	8	3%

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 AS2907	10	3%	10
2	AS8218 AS6461 AS2497 AS2907	7	2%	6
3	AS6461 AS2497 AS2907	5	2%	5
4	AS13030 AS2497 AS2907	4	1%	4
5	AS14840 AS3356 AS2497 AS2907	4	1%	2
6	AS3491 AS2497 AS2907	3	<1%	3
7	AS9002 AS3356 AS2497 AS2907	3	<1%	3
8	AS12779 AS174 AS2497 AS2907	3	<1%	3
9	AS34927 AS1299 AS2497 AS2907	3	<1%	3
10	AS14907 AS1299 AS2497 AS2907	3	<1%	3
11	AS199524 AS3491 AS2497 AS2907	3	<1%	3
12	AS34019 AS3303 AS6939 AS2907	3	<1%	3
13	AS48362 AS1299 AS2497 AS2907	3	<1%	3
14	AS2497 AS2907	2	<1%	2
15	AS3257 AS2497 AS2907	2	<1%	2
16	AS6830 AS2497 AS2907	2	<1%	2
17	AS3320 AS2497 AS2907	2	<1%	2
18	AS1299 AS2497 AS2907	2	<1%	2
19	AS8529 AS6939 AS2907	2	<1%	2
20	AS15547 AS8220 AS2907	2	<1%	2
21	AS59890 AS6939 AS2907	2	<1%	2
22	AS19151 AS2497 AS2907	2	<1%	2
23	AS25160 AS174 AS2497 AS2907	2	<1%	2
24	AS42473 AS1299 AS2497 AS2907	2	<1%	2
25	AS48185 AS3356 AS2497 AS2907	2	<1%	2
26	AS49544 AS3356 AS2497 AS2907	2	<1%	1
27	AS31027 AS1299 AS2497 AS2907	2	<1%	1
28	AS35710 AS3320 AS2497 AS2907	2	<1%	2
29	AS199524 AS1299 AS2497 AS2907	2	<1%	2
30	AS47147 AS3320 AS2497 AS2907	2	<1%	2
31	AS49544 AS1299 AS2497 AS2907	2	<1%	2
32	AS47147 AS1299 AS2497 AS2907	2	<1%	2
33	AS20612 AS8758 AS8220 AS2907	2	<1%	1
34	AS271253 AS3356 AS2497 AS2907	2	<1%	1
35	AS58057 AS34549 AS5511 AS2497 AS2907	2	<1%	2
36	AS142289 AS9583 AS1299 AS2497 AS2907	2	<1%	1
37	AS51184 AS1764 AS174 AS2497 AS2907	2	<1%	2
38	AS17639 AS2907	1	<1%	1
39	AS45489 AS2907	1	<1%	1
40	AS18106 AS2907	1	<1%	1
41	AS9002 AS2907	1	<1%	1
42	AS49544 AS2907	1	<1%	1
43	AS35280 AS2907	1	<1%	1
44	AS1103 AS2907	1	<1%	1
45	AS513 AS2907	1	<1%	1
46	AS2500 AS2907	1	<1%	1
47	AS25152 AS2907	1	<1%	1
48	AS59105 AS2907	1	<1%	1
49	AS6894 AS2516 AS2907	1	<1%	1
50	AS5511 AS2497 AS2907	1	<1%	1

50 of 251 paths shown. All of them are in the JSON.

More prefixes from AS2907

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 14:01 UTC, fetched just now.