All tools

OSINT

whois

Query domain and IP registration records.

beginner
Linux
macOS
Windows
Reconnaissance

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

osint
dns
basics

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