Host
host <domain>
host -t ns <domain> # Find Nameservers
host -t a <domain> # Find IPv4 addresses
host -t mx <domain> # Find Mail ServersDig
dig <domain> +short
dig -t ns <domain>
dig axfr <domain> @<nameserver> # Zone TransferAutomatic DNS Enumeration
dnsrecon -d <domain>
dnsenum <domain>
fierce -dns <domain>Robtex
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