OSINT

Amass

OWASP tool for subdomain enumeration and external attack-surface discovery.

osintsubdomaindnsowaspreconenumeration

Best For

Useful for understanding public DNS exposure and keeping asset inventories current.

Responsible Use

Use this tool only in owned environments, classroom labs, CTFs, or engagements where you have explicit written permission. Keep notes focused on findings, risk, and remediation.

Official Resource

https://owasp.org/www-project-amass/