Download the full list of 135,394 registered .io domains

Domain files are compressed text files that contain a list of all registered domains.

TLD File size Total domains Updated
.io 590.42 KB 135,394 2018-12-11 Please sign up or log in to download the .io domain database

This io zone file is updated monthly. It contains the list of unique io domains.


Type of zone
country-code
.io zone admin
IO Top Level Domain Registry Cable and Wireless
Diego Garcia
British Indian Ocean Territory
zone contact
[email protected]
domain registration
http://www.nic.io/
whois link
whois.nic.io

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