DomainTools
Domain intelligence platform with WHOIS history, reverse WHOIS and DNS pivoting for investigating who is behind a domain.
DomainTools is a domain intelligence platform that provides historical WHOIS data, reverse WHOIS lookups, and DNS pivoting capabilities. It is commonly used by investigators to research the history of a domain, who is behind it, and how it connects to other internet assets.
Official site: https://www.domaintools.com
Last verified 2026-10-01.