AS24287 National Institute of Informatics
AS24287 is operated by National Institute of Informatics and registered with APNIC (JP) since 2004-10-19.
It announces 1 IPv4 and 1 IPv6 prefixes, 50% of them RPKI valid.
RIPE RIS sees 3 upstream and peer networks and 4 downstream networks next to it.
| Name | National Institute of Informatics |
|---|---|
| Registry handle | TEIN2-JP |
| Registry (RIR) | APNIC |
| Country | Japan (JP) |
| Delegated on | 2004-10-19 |
| Prefixes (IPv4 / IPv6) | 1 / 1 |
| RPKI valid | 50% (1 / 2) |
| Upstreams and peers | 3 |
| Downstream networks | 4 |
Routing health
- AS24287 announces 1 IPv4 and 1 IPv6 prefixes.
- 1 of 2 announced prefixes are RPKI valid.
- 1 announced prefixes are not covered by a ROA of AS24287 (they may have none, or another network’s).
- 3 upstreams and peers, 4 downstream networks seen.
For every check with the fix (IRR route objects, the RPKI state of each route, reverse DNS and the registration), run the full network report.
Announced prefixes 2
- 192.50.12.0/24
- 2001:df0:46::/48
Upstreams and peers 3
The networks RIPE RIS sees next to AS24287 in BGP paths, the most visible first.
Peering
AS24287 is not in PeeringDB. Networks that peer at internet exchanges are expected to keep a record there with their policy, exchange addresses and contacts.
More about AS24287
Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-14 07:53 UTC. The country is where the AS number was registered, not necessarily where the network operates.