Fierce
Beginner
Legacy
Legacy tool. superseded by dnsx and subfinder for most DNS enumeration workflows
Domain scanner and subdomain brute forcer
https://github.com/mschwager/fierceInstallation
pip install fierceUsage
Usage
# Basic scan
fierce --domain example.com
# Custom wordlist
fierce --domain example.com --wordlist custom_subdomains.txt
# Specify DNS servers
fierce --domain example.com --dns-servers 8.8.8.8,1.1.1.1
# Wide scan (more subdomains)
fierce --domain example.com --wide