OSINT
whois
Query domain and IP registration records.
Authorized testing only. Practice on systems you own, isolated labs, or targets with written permission. Unauthorized access is illegal.
When
Identifying registrants, name servers, and netblocks.
How
whois domain or IP; note privacy-redacted fields and net ranges.
Why
Foundational recon skill every operator must know.
Commands & usage
whois example.com
whois 8.8.8.8
Commands are educational examples. Adapt hosts, paths, and rates to your authorized scope.
Tags
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