IDN domains
Characters of national alphabets may not be used in domain names. Domain names may contain only Latin characters, numbers and hyphens ('-').

Domain renewal
CZ domain should be renewed prior to expiration of its registration term specified in your account. If CZ domain was not renewed within a specified term, it is deactivated and further deleted.
ATTENTION! Deadline extended domain in the zone CZ is specified in your account and comes on 3 days earlier than the date of its registration. For example, if the domain was registered on May 14, then your account will show the date of completion of registration of the domain on May 11 and need to renew it every subsequent year no later than May 11. This situation is connected with the peculiarities of the domain zone CZ.

Usually, CZ domains are renewed in several minutes upon payment.
Maximal renewal term for this domain zone is 1 business day.

ATTENTION! Activation of AC domain after expiration of its registration term is impossible, so please closely monitor the term of your domain in order to avoid its loss.

Domain owner change
For change of ownership of a domain, please contact the support service.

DNS server change
If you entered the correct DNS server in terms of administration of the domain zone CZ, changing DNS servers will be made within 2-8 hours after application.
Maximal term change of DNS servers for this domain zone is 1 business day.

ATTENTION! Please, note that after changing DNS servers for your domain may take from several hours to two days until the information is updated on all DNS servers on the Internet.

DNS server requirements
Must be at least two DNS servers.
DNS server must be properly configured and contain information about your domain.
IP addresses of DNS servers must be in different subnets, for example 212.109.12.123 and 212.109.3.14 .