fierce

Fierce Fierce is a DNS reconnaissance tool for locating non-contiguous IP space. Useful links: Domain Name System DNS Domain Names - Concepts and Facilities Domain Names - Implementation and Specification Threat Analysis of the Domain Name System DNS Name Servers NS State of Authority Record SOA...

DNS reconnaissance tool: Fierce

Fierce is a DNS reconnaissance tool for locating non-contiguous IP space Fierce is a semi-lightweight scanner that helps locate non-contiguous IP space and hostnames against specified domains. It’s really meant as a pre-cursor to nmap, unicornscan, nessus, nikto, etc, since all of those require...