Is it possible to retrieve the highest prioritized MX record using a dnsdb lookup? If so, how? How would dnsdb affect a server's load? We're talking about a fallback platform for approximately 500+ domains - and growing.
Are results of a dnsdb lookup cached? If that may be the case, for how long are they cached? -- Thomas Klaver -- ## List details at http://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/
