.ir domain extension

.ir is the country code top level domain for Iran. It is managed by the Institute for Research in Fundamental Sciences, also known as IPM, based in Tehran. The domain is open to registrants worldwide, though local presence or documentation may be required for certain subdomains. Registration is handled through accredited registrars via the NIC.ir portal. The domain was registered on April 6, 1994, making it one of the older ccTLDs in the region. It uses four name servers distributed across different IP addresses, including IPv6 support.