Reverse WHOIS is the process by which users can find all domains containing specified search terms such as a registrant's name, email address, or phone number in their WHOIS records.
Find all domain names with the same owner information anywhere in their WHOIS records. Check which domains, individuals, and organizations are connected.
Get the entire registration details or WHOIS record of domains associated with your search terms. You can tailor your request by searching using specific attributes.
Searched domains can be monitored for any registration changes by adding them to Domain Monitor.
Reverse WHOIS data can help identify dangerous domain footprints linked to a cybercriminal, scammer, or spammer. It can be used in combination with WHOIS history capabilities to study historical domain connections.
Learn more about business prospects, partners, competitors, and their current activities by finding domain names connected to them as well as all corresponding WHOIS information.
With a WHOIS search by registrant name, you can uncover the domain portfolio of individuals and organizations infringing your trademarks with confusingly similar domains.
You can also search WHOIS by domain owner’s details via API calls. It’s easy to build reverse domain search capabilities with our integration options and code libraries.Learn more about API integration
Sign up now for access to Reverse WHOIS Search and the Domain Research Suite (DRS).Get started free