I don&#x27;t know if it still exists, but I&#x27;m sure it could be found or would make a good service. I seem to recall paying about $10&#x2F;mo to a company that would provide secondary MX services. They did no delivery&#x2F;webmail etc, it was purely &quot;You can list us as a secondary MX and when yours is online we&#x27;ll forward&quot;.