.io domains

Search your .io domain and register it in a few clicks!

In offer
49,95 €

Promotion valid till 30/06/2024, for new registrations for periods of one year. Renewal at normal price. Not applicable to premium domains.

We are a .io accredited registrar. More information

Asia: British Indian Ocean Territory

.IO domains pertain to the British Indian Ocean Terriyory or BIOT. Founded in year 1997, the .IO extension is managed by the Internet Computer Bureau PLC (ICB), who have offices in London.

This extension is managed by Nic.io.

Premium Domains

Some .io domains are premium names with a higher initial registration fee over a standard registration with all subsequent renewals and transfers at a standard rate. All .io search results will automatically reflect premium names fees.

.io domain rates and features

Domain rates .io

Action Periodes Price
Registration 1,2,5 year(s) 49,95 € 45,95 €
Renewal 1,2,5 year(s) 49,95 €
Transfer 1 year(s) 49,95 €
Restore Does not include renewal 70,00 €


  • Domain length between 2 and 63 characters
  • IDN characters are permitted
  • Allows DNS modification
  • Whois Privacy
  • The domains, once the transfer ends, extend they expiration date for one year
  • Possibility to block transfers

.io domain life cycle

Domain available
Domain registration
Domain active
Expiration date
42 days
Renew grace period
30 days
Redemption period
5 days
Pending delete
Deletion date
Domain available

.io domain regulations

Residency requirements

This extension doesn't have any residency requirements.

Technical requirements

This extension doesn't have any technical requirements.


.io domain registrations are immediate.


To complete .IO domain transfer, you'll need your current registrar to provide you the domain's AuthCode or EPP-Key to verify the ownership of the domain.

Transfers can take between 5 and 7 days to complete. Some registrars provide manual transfers allowing transfers to be completed on the same day, contact your current registrar to find out if they offer this service.

More information about .IO domain transfers.

The domains, once the transfer ends, extend they expiration date for one year


Renewing your .IO domain only takes a minute and can completed at any time.


It's possible to request a cancellation of your .IO domain, visit the support center to open a support ticket. Please note, cancelling a name does not provide a refund of any registration fees.

DNS modifications

DNS modification is immediate, please note they must propagate through the network, this process can take up to 6-12 hours to complete, until then the domain will still point to the previous DNS servers.


We allow the usage of DNSSEC on .io domains. Your domain can take advantage of this additional security layer that DNS servers that are compatible with this technology can provide.
More information is available at: DNSSEC: What is it and how does it work.

Domain owner change

.IO domains permit automatic owner changes, you'll be able to change this data from your client area.

Permitted characters / IDN

.io domains permit characters from 'a' to 'z', numbers from '0' to '9' and hyphens '-'.
A hyphen '-' is not permitted in the first or last position of the domain name.
Two consecutive hyphens are not permitted in the 3rd and 4th position.
IDN characters are permitted in .io domains.

Permitted IDN character table for .io domains

An Internationalized Domain Name (IDN) is a domain name that can contain non ASCII characters.

Unicode Script Hyphen (-) Digits (0-9) Characters (a-z)
Icelandic Yes Yes Yes
Latvian Yes Yes
Spanish Yes Yes Yes
Korean Yes Yes Yes
Hungarian Yes Yes Yes
Swedish Yes Yes Yes
Danish Yes Yes Yes
German Yes Yes Yes
Lithuanian Yes Yes Yes
Polish Yes Yes Yes
Chinese Yes Yes

IDN domains don't permit to mix different Scripts or character sets (for example, Latin, Greek or Cyrillic).
But it's possible to use different character tables for a same script.

  • The Latin Script permits the use of characters of Latin-1 supplement, Latin Extended-A, Latin Extended-B, etc.. tables.
  • The Greek Script permits to combine characters of the Greek, Greek Extended, etc.. tables, doesn't permit combine them with the normal latin characters (a-z), but permits the use of numbers or hyphens.
  • Other script types have their own corresponding tables.

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