AS59120
Tsukuba Internet Service Corporation
AS59120 is Tsukuba Internet Service Corporation. It announces 512 IPv4 addresses in 1 prefix, and 0 IPv6 prefixes.
Japan· APNIC· allocated 2013-09-09· isp
512
IPv4 addresses announced
1
IPv4 prefix
0
IPv6 prefixes
0.00%
of its routes RPKI-valid
512
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.
- Japan512 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- TINS-NET
- name
- Tsukuba Internet Service Corporation
- country
- JP
- source
- jpnic
- updated
- 2016-03-24
- descr
- Tsukuba Internet Service Corporation
- admin
- SM29200JP
- tech
- SM29200JP
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.
- softether_org0.39%
- None here
- None here
- None here
- None here
- None here
- Hosting IP25650.00%
- None here
- None here
- None here
- SSH IP6512.70%
- 0.20%
- 0.20%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 202.222.10.0/23 | Japan | not found | 16 | 2026-10-02 |
00 · Evaluate
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01 · License
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