AS2504
Kyoto University
AS2504 is Kyoto University. It announces 132,096 IPv4 addresses in 4 prefixes, and 0 IPv6 prefixes.
Japan· APNIC· allocated 2002-04-05· education
132,096
IPv4 addresses announced
4
IPv4 prefixes
0
IPv6 prefixes
25.00%
of its routes RPKI-valid
132,096
of its IPv4 geolocated
1
country
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Japan132,096 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- NCA5
- name
- Kyoto University
- country
- JP
- source
- jpnic
- updated
- 2018-12-25
- descr
- Kyoto University
- admin
- JP00171298
- tech
- JP00171298
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP56alliedtelesis, vpngate0.04%
- proxyrack, flameproxies, geonix0.01%
- None here
- None here
- None here
- None here
- Hosting IP6,6565.04%
- None here
- None here
- None here
- SSH IP1920.15%
- SMTP IP320.02%
- 0.02%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 130.54.0.0/16 | Japan | not found | 19 | 2026-10-02 |
| 133.3.0.0/16 | Japan | not found | 19 | 2026-10-02 |
| 192.50.8.0/23 | Japan | not found | 19 | 2026-10-02 |
| 192.50.24.0/23 | Japan | valid | 19 | 2026-10-02 |
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