.cz

Also known as dot cz

.cz is the country code top-level domain (ccTLD) for the Czech Republic administered by CZ.NIC.

AI overview

".cz" is the official internet domain extension for the Czech Republic, similar to how ".uk" represents the United Kingdom or ".de" represents Germany. It's managed by an organization called CZ.NIC and is used by Czech websites, businesses, and individuals to establish their online presence with a local, nationally recognized address.

AI-generated from the Wikipedia summary — may contain errors.

Key facts

Top level domain.name: .cz
Top level domain.image: DotCZ domain logo.png
Top level domain.introduced: 13 January 1993
Top level domain.type: Country code top-level domain
Top level domain.status: Active
Top level domain.registry: CZ.NIC
Top level domain.sponsor: CZ.NIC
Top level domain.registereddomains: 1,502,253
Top level domain.dateregistereddomains: 2025-08-08
Top level domain.intendeduse: Entities affiliated with the Czech Republic
Top level domain.actualuse: Very popular in the Czech Republic
Top level domain.restrictions

~2 min read

Article

5 sections

Contents

History
Registration
Requirements
References
External links

.cz is the country code top-level domain (ccTLD) for the Czech Republic administered by CZ.NIC.

==History== Until Czechoslovakia was dissolved in 1993, it used the domain .cs.The .cz domain came into effect in January 1993, following the dissolution of Czechoslovakia.