man fdnsmxlist (Commandes) - resolve a list of MX records for hostname
NAME
fdnsmxlist - resolve a list of MX records for hostname
SYNOPSIS
fdnsmxlist <hostname>
DESCRIPTION
fdnsmxlist will attempt to look up a list of MX records for hostname. If any are found, they are printed to standard output seperated by newlines in the format:
Protocol (Priority) hostname:port
and the program exits with return code 0. If not, nothing is printed and the program exits with return code 1.
AUTHOR
Ian Gulliver <ian@penguinhosting.net>