A subdomain discovery tool that discovers 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/subfinder/subfinder.
### Find subdomains for a specific domain:
subfinder -d example.com
### Show only the subdomains found:
subfinder --silent -d example.com
### Use a brute-force attack to find subdomains:
subfinder -d example.com -b
### Remove wildcard subdomains:
subfinder -nW -d example.com
### Use a given comma-separated list of resolvers:
subfinder -r 8.8.8.8,1.1.1.1 -d example.com