.uk

.uk
Introduced24 July 1985; 39 years ago (1985-07-24)
TLD typeCountry code top-level domain
StatusActive
RegistryNominet UK
SponsorNominet UK
Intended useEntities connected with the United Kingdom
Actual useVery popular in the United Kingdom
Registered domains10,508,932 (9,314,572 third level and 1,374,360 second level) (January 2024)[1]
Registration restrictionsNo general restrictions. Some second-level domains have specific restrictions.
Structure
Dispute policies.UK Domain Disputes
DNSSECyes
Registry websitetheukdomain.uk

.uk is the Internet country code top-level domain (ccTLD) for the United Kingdom. It was first registered in July 1985, seven months after the original generic top-level domains such as .com and the first country code after .us.

As of April 2021, it is the fifth most popular top-level domain worldwide (after .com, .cn, .de and .net), with over 10 million registrations.[2][3][4][5]

.uk has used OpenDNSSEC since March 2010.[6]

  1. ^ ".UK register statistics - 2024". Retrieved 15 February 2024.
  2. ^ DENIC (February 2016). "Comparison of international Domain Numbers". Archived from the original on 7 July 2017. Retrieved 29 February 2016.
  3. ^ "Landmark 10 millionth .uk site registered with Nominet". BBC News. bbc.co.uk. 16 March 2012. Retrieved 26 February 2014.
  4. ^ ".Uk domain hits 10 million milestone". Domain Name Wire. 16 March 2012. Retrieved 26 February 2014.
  5. ^ "Domain Count Statistics for TLDs".
  6. ^ ".uk DNSSEC Status update" (PDF). Nominet. 2 May 2011. Retrieved 6 April 2014.