Reverse WHOIS¶

The Reverse Whois API provides a list of domain names that share the same Registrant Information. You can enter terms that describe a domain owner, like an email address or a company name, and you'll get a list of domain names that have your search terms listed in the Whois record.

https://api.domaintools.com/v1/reverse-whois/?terms=DomainTools%20LLC|Seattle&mode=purchase

Reverse Whois Parameters¶

Parameters	Description
`terms`	Required. List of one or more terms to search for in the Whois record, separated with the pipe character (`\\|`).
`exclude`	Domain names with Whois records that match these terms will be excluded from the result set. Separate multiple terms with the pipe character (`\\|`).
`scope`	Sets the scope of the report to include only current Whois records, or to include both current and historic records. Value must be current (the default) or historic.
`mode`	`quote`: only lists the size and retail price of the query if you have per-domain pricing access; `purchase`: includes the complete list of domain names that match the query.

Sample Response¶

{
  response: {
    domain_count: {
      current: 310,
      historic: 412
    },
    domains: ['bulk-check.com',
              'bulkcheck.com',
              'comaintools.com',
              'dailychanges.com',
              ...
              ],
    report_price: {
      current: 299,
      historic: 299
    }
  }
}

Sample Queries¶

HTML: https://api.domaintools.com/v1/reverse-whois/?terms=DomainTools%20LLC|Seattle&mode=purchase&format=html
JSON: https://api.domaintools.com/v1/reverse-whois/?terms=DomainTools%20LLC|Seattle&mode=purchase
XML: https://api.domaintools.com/v1/reverse-whois/?terms=DomainTools%20LLC|Seattle&mode=purchase&format=xml