.uk

ccTLD
Type	ccTLD
Status	Active
Country
Implemented	July 24, 1985
Registry	Nominet
Websites	nominet.uk

.uk is the ccTLD for the United Kingdom. It is managed by Nominet UK.

Rules and Restrictions

Any individual or legal person can register under a .uk domain.

Second-level Domains

The following second-level domains are available.

• .co.uk: for commercial entities and purposes;
• .ltd.uk: for private limited companies;
• .me.uk: for personal names;
• .net.uk: for Internet Service Providers' infrastructure;
• .org.uk: for not-for-profit entities;
• .plc.uk: for public limited companies;
• .nic.uk: Network use only (restricted);
• .sch.uk: for schools (restricted).

Some SLDs are administered by third-party registrars as trustees:

• .ac.uk: for higher and further education and research institutions;
• .gov.uk: for national, regional, and local government bodies and agencies;
• .mod.uk and .mil.uk: for military and related purposes;
• .nhs.uk: for the National Health Service;
• .police.uk: for Police forces.

For policy reasons, Characters corresponding to an existing second-level domain in .uk shall not be permitted as a Third Level Domain within ".co.uk", ".me.uk", ".org.uk" and ".net.uk".

For a combination of policy and continuing technical reasons, the Characters "com" and "uk" shall not be permitted as an SLD or a Third Level Domain within ".co.uk", ."me.uk", ".org.uk" or ".net.uk".

Characters

The Domain Name may only contain the following thirty-seven characters or a combination thereof:

• the twenty-six unaccented Roman letters (i.e. a-z inclusive);
• the ten western digits (i.e. 0-9 inclusive); and
• hyphens. The first or last Characters of a Third Level Domain may not be a hyphen.

Nominet does not offer Internationalised Domain Names and so domain names that start with the characters "xn--" (i.e. "xn" followed by two dashes) may not be registered.

Country code top-level domain. Determined by "ISO 3166-1: Codes for the representation of names of countries and their subdivisions — Part 1: Country codes".

Second Level Domain

Second Level Domain