A local company in China is required to register a domain name, or for personal registrations a valid Resident Identity Card.
Some institutions, such as the Exploratorium, that do not meet the current registration criteria have grandfathered domain names.
Commonly used for academic websites, such as universities.
However, is not to be confused with the official British academic domain uk or the official Indian academic domain in.
Also used in the accounting, consulting, and air-conditioning industries.
Defined by the Antarctic Treaty as everything south of latitude 60°S.