#1 WHOIS History Search tool of past domain registration | Domain Research Suite | Search & Monitor Tools | WhoisXML API

WHOIS History Search

Learn about the domain registration history of a given domain name.

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WHOIS History Search

What is WHOIS History Search?

WHOIS History Search is a tool that gives users access to complete historical WHOIS records, including domain ownership and registrar information over time. We have tracked the history of millions of domain names for more than 10 years. All relevant historical WHOIS changes are recorded in our database and accessible via our domain history checker and other products.

50 Billion+Domains and subdomains
21.0 Billion+WHOIS records
116 Billion+DNS records
14+Years of data crawling
10.4 Million+IP netblocks in total

Detailed and accurate domain history checker

  • Find out who was who

    Get 10+ years of WHOIS history changes for the domains that interest you with our tool.

  • Get in-depth data

    Access all of the registration data points present in WHOIS records for a domain name.

  • Dive into changes

    Any field from a searched WHOIS record can be further examined with our other DRS tools.

Practical Uses

  • Check historical domain data before WHOIS records were redacted.

  • Investigate the last public record to uncover how a domain's ownership has been changing.

  • WHOIS history data can help you discover connections to suspicious registrants, including cybercriminals and trademark infringers.

Domain Research Suite | WhoisXML API

WHOIS History API Integration

All the insights from WHOIS History Search are also available via API calls. Integrate domain registration history search capabilities into your systems and applications without hours of programming work.

Learn more about API integration

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Complete whois domain history is just a few clicks away!

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