For the past 10+ years, we have been tracking WHOIS histories of hundreds of millions domains. These changes are parsed, processed and safely stored in our database – so as to be accessible by our WHOIS History API.Get started
100 free requests monthly. No credit card required.
Just take a domain name and find out all you have to know about its ownership history.
With one API call get relevant historical WHOIS records – and find out how a domain's ownership was changing.
Get over 7+ billion historic WHOIS records as database dumps (MYSQL or MYSQL dump) and Comma Separated Values (.CSV) files. All the data is well-parsed and normalized to a consistent format for easy integration with your business processes.
Find out how a domain’s ownership was changing using the world’s largest constantly updated database with billions of existing records.
For the past 10+ years, we have been tracking WHOIS histories of hundreds of millions domains. These changes are parsed, processed and safely stored in our database.
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Get well-parsed and normalized WHOIS information for any domain name, IP address or email.Learn more
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