fdnsmxlist1
Resolve a list of mx records for hostname
Usage
fdnsmxlist <hostname>
Overview
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.