subfinder
Discover valid subdomains for websites. Designed as a passive framework to be useful for bug bounties and safe for penetration testing. More information: https://github.com/projectdiscovery/subfinder.
- Find subdomains for a specific [d]omain:
subfinder -d
example.com
- Show only the subdomains found:
subfinder -silent -d
example.com
- Show only active subdomains:
subfinder -nW -d
example.com
- Use all sources for enumeration:
subfinder -all -d
example.com
- Use a given comma-separated list of [r]esolvers:
subfinder -r
8.8.8.8,1.1.1.1,… -d
example.com