ZDNS – Fast CLI DNS Lookup Tool

ZDNS is a command-line utility that provides high-speed DNS lookups. For example, the following will perform MX lookups and a secondary A lookup for the IPs of MX servers for the domains in the Alexa Top Million: cat top-1m.csv | zdns MX –ipv4-lookup –alexa ZDNS is written in golang and is primarily based on https://github.com/miekg/dns.   […]