British Indian Ocean Territory
Global rank
Domain Count
524.6 Thousand
Register a .io domain today!

.IO domain extension ranks #54 among all domain extensions, and #36 among all country-code extensions (ccTLDs). Currently, there are 524.6 Thousand registered .io domain names. Association Française pour le Nommage Internet en Coopération (A.F.N.I.C.) is the registry of .io extension.

The oldest (still exists) .io domain name is io.io, and it was registered on 19 March 1998.

The most popular .io domain name is ouo.io. Its worldwide rank is 734.

.IO domains are most popular in United States. Panama and France are the other countries that have most .io domain registrations.

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