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Whois API

One access point. One data format. A world of possibilities.

Our unified Whois API provides a single, consistent, programmable interface to the Whois system. It takes your domain or IP address query, automatically contacts the correct Whois server, and returns consistent, automation-friendly results in XML or JSON.

This unified interface enables a wide variety of advanced applications:

Key features

Getting started

Try the API for yourself by entering something in the form on this page.

If you’d like to test the API further by calling it from your own code, you’ll need an account. Simply contact us, and we’ll set up an account for you with some free service units.

Beyond that, take a look at the account and pricing information and API documentation.

Quick links

Try it!

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