Free Domain
API
Free whois API and free domain availability checks.
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.
WhoAPI
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.