ResearchRouting table, RPKI, IRR & looking glass

AS24287 National Institute of Informatics

AS24287 (TEIN2-JP) is registered to National Institute of Informatics in JP. It originates 2 prefixes in the global routing table.

1
IPv4 prefixes
1
IPv6 prefixes
256
IPv4 addresses
50%
RPKI valid

Who holds AS24287

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS24287
Handle
TEIN2-JP
Organization
National Institute of Informatics
Country
JP
ASPA
None published

What AS24287 announces

Prefixes originated by AS24287 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
1
IPv4 addresses
256 (1 /24s)
RPKI valid
1 50%
RPKI invalid
0
RPKI not found
1
ROAs naming AS24287
1
With an IRR route object
2 100%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (1)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS24287 is reached through

The AS just before AS24287 in the paths our looking glass collectors hold, for 2 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
APNICtein2-jpMAINT-JPNIC

Route objects with origin AS24287: JPIRR 2 · LEVEL3 1

as-sets that list AS24287 (9)