Domain & DNS Tools
These tools allow you to query and discover information about domains and the DNS system.
Dig
"Dig" is a tool on Unix and Linux servers that queries the Domain Name System for DNS records. A...
Domain Whois
"Whois" is a tool on Unix and Linux servers that queries WHOIS servers for ownership of domains, ...
SPF Record Analyser
SPF records indicate what servers (IP addresses) are allowed to send mail for a domain. About th...