Intelx.io | !full! Free

Reporters can use the tool to identify leaks associated with public figures or organizations.

The free tier of Intelx.io is surprisingly robust, allowing journalists, security researchers, and casual users to perform basic searches and investigations without a subscription. 1. Basic Search Functionality Intelx.io Free

By searching a domain, you can find old WHOIS data, historical DNS records, and associated IP addresses, which is invaluable for identifying attackers. Reporters can use the tool to identify leaks

Intelx.io supports a wide range of "selector" types—specific identifiers that the search engine can process. Free users can search for any of the following: you can find old WHOIS data