.IO domain name - British Indian Ocean Territory

.IO is the country code domain extension (ccTLD) for the British Indian Ocean Territories, made up of the entire Chagos Archipelago of 55 islands. It is also loved by tech innovators because it can also stand for Input/Output. The Chagos Archipelago however, inhabited by military personnel and civilian contractors from the United Kingdom and United States.

The .IO domain has existed since 1997 but it has never been more popular than it is today, increasingly appealing to individuals and businesses outside of the British Indian Ocean Territories. Associated with Input/Output, .IO is recognisable to those who are web savvy and, therefore, it has become a good way to identify a business with the tech scene. In recent years, it has taken off with startups and tech companies which use the .IO extension to convey the nature of their business, making .IO an excellent marketing tool.

And in today’s crowded online marketplace, every startup needs all the leverage it can get. Registering a .IO domain will provide you with the opportunity to create a domain name that ties in with your branding, giving your website the public face it needs to stand out from the crowd. Capture the essence of your business with .IO. Register yours today!

.IO Format

Minimum length3 characters
Maximum length63 characters
Numbers Allowed (full-numeric)
Hyphen Allowed (middle only)
IDN Not allowed

.IO Price

Setup fee None
Annual fee€45.99€104.50
Renewal fee €104.50
Update fee Free
Trade fee Free
Transfer fee €104.50 (1 year extension included)
Reactivation fee €25.00 + (Renewal fee)

.IO Registration Period

Minimum subscription period1 year
Minimum renewal period1 year
Renewal increment1 year
Registration delay1-3 days

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Features & Requirements

Below are a list of the requirements and features for registering a .IO domain name.

  • Domain Privacy Allowed
  • DNSSEC supported

.IO registry information

Dispute policies

Registry policy

Every domain includes 3 essentials—free of charge

Enhance your site creditability

SSL Certificate

Protect your website and your visitors’ data with secure connections.

Normally €15.99 / year
Free with each domain name
Get your website hitting top speed

Anycast DNS

Keep your website running fast and reliable for every visitor.

Normally €0.90 / month
Free with each domain name
Communicate professionally and securely

Branded Email

Create a professional image with an email address linked to your domain.

Normally €1.36 / month
Free with each domain name

Blog articles

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*Excludes premium domains.