Finding multi-level subdomains.

• ffuf can be used here as well.
• OneForAll is a good subdomain enumeration tool.
• shuffledns

Assetnote is a very huge wordlist for subdomains!

• Use resolvers.txt to not get blocked!

For Directory Enumeration

• dirsearch
• ffuf
• dirb
• dirbuster
• gobuster
• feroxbuster