.ai is the Internet country code top-level domain (ccTLD) for Anguilla, a British Overseas Territory in the Caribbean. It is administered by the government of Anguilla. It is popular with companies in and projects related to the artificial intelligence industry (AI). Registrations within off.ai, com.ai, net.ai, and org.ai are available unrestrictedly, worldwide. From September 15, 2009, second level registrations within .ai are available to everyone worldwide. The minimum registration term allowed for .ai domain is 2 years for registration and 2 years for renewal. The authority in charge of managing this extension is “WHOIS.AI”. Registrations began on 1995-02-16. The minimum length is 2 and the maximum is 63 characters. There are no requirements for registering domain, anybody can register them, local and foreign residents. AI domain can be suspended or revoked, if the domain is based on some illegal activity, such as violating trademarks or copyrights. The usage must not violate the laws of Anguilla. Anguilla uses the UDRP. Filing a UDRP challenge requires using one of the ICANN Approved Dispute Resolution Service Providers. If the domain is with an ICANN accredited registrar, they should work with the arbitrator. Usually this means either doing nothing or transferring a domain. .ai domains are transferable to any desired registrars as the registration of domain is done maintaining EPP. The character set supported by .ai domain include A-Z, a-z, 0-9, and hyphen. As of November 2022, .ai domains don't accommodate IDN characters. The auction of expired .ai domain is undertaken every ten days where expired domains can be procured through the auction process. Domains are $120 for each two-year period. As of December 2017, the ".ai" registry supports Extensible Provisioning Protocol. Consequently, many registrars are allowed to sell ".ai" domains. Since then, the .ai ccTLD has also been popular with artificial intelligence companies and organizations. Though such trends are primarily seen among new AI based companies or startups.
Christophe Ballif, Alessandro Francesco Aldo Virtuani, Hugo James André Quest, Marine Dominique Cauz, Fabian Heymann, Laure-Emmanuelle Perret Aebi, Christian Rod