Internet Computer Bureau

Internet Computer Bureau Limited is an Internet top-level domain custodian based in the United Kingdom. The custodian is responsible for maintaining the .io, .sh, and .ac country code top-level domains.^[1] In 2017 it became a subsidiary of Afilias, a United States corporation. Afilias was later acquired by Identity Digital.

The company was established on 18 July 1996 as Internet Computer Bureau plc,^[2] and became a private limited company on 16 December 2004.^[3][4]

Embroiled in controversy around its involvement in registration of .io domains associated with the Diego Garcia military base following the expulsion of the Chagossian population,^[5] ICB was sold by Paul Kane to Afilias for $70 million in April 2017.^[6]