This is the command dnsmx that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
PROGRAM:
NAME
dnsmx - prints the MX records of fqdn
SYNOPSIS
dnsmx fqdn
DESCRIPTION
dnsmx prints the MX records of fqdn. If there are no MX records, dnsmx prints an
artificial MX record, simulating the behavior of MTAs.
Normally dnsmx exits 0. If dnsmx encounters a temporary problem that prevents it from
determining the list of MX records, it prints an error message and exits 111.
Use dnsmx online using onworks.net services