.TJ is ccTLD of the Republic of Tajikistan, available since 2004, after succesfully done redelegation process initiated by local Internet community under ICANN support. Registrations are processed via accredited registrars.

Information Technology Center is National Registry of .TJ domain names in Tajikistan. As the registry, the Center operates and controls the .TJ top-level Internet domain name system and administers the registration of second-level domain names.