Installation
# Go installation
go install -v github.com/projectdiscovery/subfinder/v2/cmd/subfinder@latest
# Download binary
wget https://github.com/projectdiscovery/subfinder/releases/download/v2.6.3/subfinder_2.6.3_linux_amd64.zipUsage
Usage Examples
# Basic discovery
subfinder -d example.com
# Use all available sources
subfinder -d example.com -all
# Multiple domains
subfinder -dL domains.txt
# Silent mode (only results)
subfinder -d example.com -silent
# Custom output format
subfinder -d example.com -o results.txt -oJ -nW
# Exclude specific sources
subfinder -d example.com -es shodan,censys