Welcome To Our

Reverse Whois API (beta)

Below you can see some Reverse Whois API functionalities.

Reverse Whois API documentation

Perform reverse domain lookups programmatically. But before you do, check the API documentation so that you understand how our API works.

Reverse Whois API code examples

How do you make API requests with PHP, Javascript, Python or any other programming language. We've created a page with code examples.

How to use Reverse Whois API

Using our Reverse Whois API is a bit complex. Ther response is much larger than the ones you would get from our other APIs. And on the other hand, if you compare it to other Reverse Whois APIs on the market, it doesn't contain any private data. Read more by clicking the button below.

Currently in beta

Please have in mind that even though our database is growing every day, and our Reverse Whois API is improving, this API is still in beta stage.

WhoAPI provides a tremendously valuable service – machine-readable WHOIS data! We’re using it for automatic checks of domain squatting around our trademarks.

Wikimedia
Oliver Keyes
  • Monthly
  • $ 249
    100,000 requests / month
    • Top gTLDs & ccTLDs
    • JSON Whois or XML Whois API
    • Money back guarantee
    • Console
    • Email support
    • Additional 50,000 requests for $100
  • Monthly
  • $ 699
    800,000 requests / month
    • Top gTLDs & ccTLDs
    • JSON Whois or XML Whois API
    • Money back guarantee
    • Console
    • Email support
    • Access to live whois
    • Added support for specific TLD
    • Additional $50,000 requests at $90
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