CEZNET s.r.o.
AS204064 is CEZNET s.r.o. (ceznet.cz). It announces 3,840 IPv4 addresses in 5 prefixes, and 1 IPv6 prefixes.
Czechia· RIPE· allocated 2015-09-03· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Czechia3,840 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CEZNET-AS
- name
- CEZNET s.r.o.
- org
- ORG-TBS13-RIPE
- org name
- CEZNET s.r.o.
- org address
- Duhova 1531/3, 140 00, Praha 4, CZECH REPUBLIC
- org country
- CZ
- country
- CZ
- source
- ripe
- status
- ASSIGNED
- created
- 2015-09-03
- updated
- 2025-09-12
- descr
- CEZNET s.r.o. / TAN
- maintainer
- RIPE-NCC-END-MNT|CEZNET-MNT
- abuse name
- CEZNET hostmaster
- abuse email
- dohled@ceznet.cz
- abuse phone
- +420 211 046 699
- abuse kind
- role
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 IP48watchguard1.25%
- anyip, geonix, proxyseller1.74%
- None here
- floppydata0.03%
- None here
- None here
- Hosting IP1,28033.33%
- None here
- None here
- None here
- SSH IP401.04%
- 0.08%
- 0.13%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2a07:7a00::/29 | Czechia | valid | 20 | 2026-10-02 |
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