AS23781
Toyama University
AS23781 is Toyama University. It announces 72,704 IPv4 addresses in 4 prefixes, and 0 IPv6 prefixes.
Japan· APNIC· allocated 2003-06-16· education
72,704
IPv4 addresses announced
4
IPv4 prefixes
0
IPv6 prefixes
0.00%
of its routes RPKI-valid
72,704
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.
- Japan72,704 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- TYA-NET
- name
- Toyama University
- country
- JP
- source
- apnic
- updated
- 2024-08-16
- descr
- National University Corporation, Toyama University / Gofuku 3190, Toyama-shi, Toyama 930, Japan
- remarks
- Email address for spam or abuse complaints : okino@itc.u-toyama.ac.jp
- maintainer
- MAINT-JPNIC
- maintainer email
- hostmaster@nic.ad.jp
- abuse email
- hostmaster@nic.ad.jp
- abuse phone
- +81-3-5297-2311
- abuse kind
- irt
- admin
- JNIC1-AP
- admin name
- Japan Network Information Center
- admin email
- hostmaster@nic.ad.jp
- admin phone
- +81-3-5297-2312
- admin kind
- role
- admin country
- JP
- tech
- JNIC1-AP
- tech name
- Japan Network Information Center
- tech email
- hostmaster@nic.ad.jp
- tech phone
- +81-3-5297-2312
- tech kind
- role
- tech country
- JP
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 IP11vpngate0.02%
- geonode, proxyseller, 911proxy0.04%
- None here
- None here
- None here
- None here
- Hosting IP1,0241.41%
- None here
- None here
- None here
- SSH IP2910.40%
- 0.00%
- 0.01%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 160.26.0.0/16 | Japan | not found | 19 | 2026-10-02 |
| 202.240.244.0/22 | Japan | not found | 19 | 2026-10-02 |
| 202.251.144.0/20 | Japan | not found | 19 | 2026-10-02 |
| 202.254.200.0/21 | Japan | not found | 19 | 2026-10-02 |
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