Are there any restrictions to register a .BIO domain?

No, registration is completely unrestricted. Anyone can register a .BIO domain on a first-come, first-served basis.

Does .BIO support localized characters (IDN)?

No, only standard alphanumeric English characters (a-z, 0-9) and hyphens are supported.

What is the character length limit for .BIO?

A .BIO domain name must be between 2 and 63 characters long.

Domain Extension Guide

.BIO Domain Registration & WHOIS

Analyze registry operators, character limits, IDN support status, and specific registration guidelines for .BIO domains.

Extension Metadata

Min 2 Chr

Max 63 Chr

IDN NO

Category: generic

Operator: STARTAP

Registration Eligibility

This extension is open to any individual or business globally without strict regulatory constraint policies.

Recently Queried Domains

nic.bio Query

Overview & Registration Guidelines

The .BIO domain extension is The .bio top-level domain (gTLD) is a generic extension designed for organic farming, biotechnology, biographical writing, ecological organizations, and health food industries. It offers a specialized and easily recognizable digital address for individuals and businesses highlighting life sciences and sustainability. It requires a minimum label length of 2 characters and supports up to 63 characters. It does not support IDN characters, meaning only standard English characters are allowed. Registration is completely open and unrestricted globally to individuals and organizations.

To search for who owns a specific domain registered under this extension, you can perform a live query in our WHOIS portal above. The registry operator database will respond in real time with server details, domain status codes, registration/expiry dates, and name server arrays.

Analyzing...

.BIO Domain Registration & WHOIS

Extension Metadata

Registration Eligibility

Recently Queried Domains

Overview & Registration Guidelines

Frequently Asked Questions