Whois API and domain availability checks.

1 request per minute for a one-time access fee!
GDPR compliant.

Stop waiting

Signup now, and start using our API within minutes. No installation necessary!

Onetime access fee

With a ONE TIME fee you get lifetime access with 1 free request per minute.


If you need email support, high quality and thousands of requests, signup at WhoAPI for a premium service.

Extremely Easy

One line of code does wonders with our API. Even junior developers can integrate them.

All the top TLDs

API supports all major ccTLDs and top gTLDs that exist.

Free Whois API

Parsed whois API with JSON response. Make http requests with PHP, JavaScript, Ruby or Objective C.