Back to TLD Directory
IANA Root Zone
.CZ
Country-code top-level domain
Delegated
Delegation Record for .CZ managed by CZ.NIC, z.s.p.o.
Registered: 1993-01-13
Updated: 2023-03-07
Quick Copy:
Live WHOIS & Availability Checker
Check real-time registration status or inspect full WHOIS & RDAP records for any .cz domain.
WHOIS Server
whois.nic.cz
RDAP Endpoint
Registry ServicesOfficial Website
Authoritative NS
4 Servers
Registry Contacts & Delegation Record
Sponsoring Organisation
CZ.NIC, z.s.p.o
Milesovska 5
Prague 130 00
Czechia
Administrative Contact
Ondrej Filip
CZ.NIC, z.s.p.o.
Milesovska 5
Prague 130 00
Czechia
Email: admin@nic.cz
Voice: +420 222745111
Fax: +420 222745112
Technical Contact
Martin Peterka
CZ.NIC, z.s.p.o.
Milesovska 5
Prague 130 00
Czechia
Email: tech@nic.cz
Voice: +420 222745111
Fax: +420 222745112
Authoritative Name Servers (4)
| Host Name | IP Address(es) |
|---|---|
| a.ns.nic.cz | 194.0.12.12001:678:f:0:0:0:0:1 |
| b.ns.nic.cz | 194.0.13.12001:678:10:0:0:0:0:1 |
| c.ns.nic.cz | 194.0.14.12001:678:11:0:0:0:0:1 |
| d.ns.nic.cz | 193.29.206.12001:678:1:0:0:0:0:1 |
Explore Related Top-Level Domains
.acInternet Computer Bureau Limited.adAndorra Telecom.aeTelecommunications and Digital Government Regulatory Authority (TDRA).afMinistry of Communications and IT.agUHSA School of Medicine.aiGovernment of Anguilla.alElectronic and Postal Communications Authority - AKEP.am"Internet Society" Non-governmental Organization.anNot assigned.aoMinistry of Telecommunications and Information Technologies (MTTI).aqAntarctica Network Information Centre Limited.arPresidencia de la Nación , SecretarÃa Legal y Técnica