DNS/subdomainsについて、ここに記述してください。

subdomains enumeration

Subdomains Enumeration Cheat Sheet 14 Nov 2018 • Cheatsheets https://pentester.land/cheatsheets/2018/11/14/subdomains-enumeration-cheatsheet.html

https://dnsdumpster.com/

Fast subdomains enumeration tool for penetration testers https://github.com/aboul3la/Sublist3r