Method Name: getBackupMX
Description: Gets the status of Backup MX service for the specified zone
WSDL URL: https://api.durabledns.com/services/email/getBackupMX.php?wsdl
apiuser —— Value for authentication – Provided by DurableDNS on the Dashboard
apikey —— Value for authentication – Provided by DurableDNS on the Dashboard
zonename —— Name of zone to check status of, followed by a dot (.). Example: “example.com.”
return —— Returns ‘Y’ or ‘N’