FAMILYNET JAPAN CORPORATION
AS131964 is FAMILYNET JAPAN CORPORATION. It announces 256 IPv4 addresses in 1 prefixes, and 1 IPv6 prefixes.
Japan· APNIC· allocated 2011-08-04· business
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Japan256 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CYBERHOME3
- name
- FAMILYNET JAPAN CORPORATION
- country
- JP
- source
- jpnic
- updated
- 2026-01-29
- descr
- FAMILYNET JAPAN CORPORATION
- admin
- AN31070JP
- tech
- HH48526JP|TT78011JP
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.
- 0.78%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 160.237.191.0/24 | Japan | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2400:a140:ffff::/48 | Japan | valid | 20 | 2026-10-02 |
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