On 2014-09-02, Always Learning <[email protected]> wrote: > > On Tue, 2014-09-02 at 10:50 -0400, Chris Siebenmann wrote: > >> They aren't redundant but they aren't necessary. The standard is that >> you try the A record[*] if there is no MX record. >> >> (This behavior is actually sometimes annoying, because it means that >> there is no clean standards-compliant way of saying 'this machine exists >> but you should never attempt mail delivery to it'. People often use >> various bogus MX values for this purpose, like 'MX localhost.' or 'MX >> .'.) > > Away goes my latest quick check ............ > > condition = ${lookup dnsdb{mxh=${domain:$sender_address}}{0}{1}} > >:-( > > Just simple checks can significantly reduce spam, provided everyone > creates MX records.
yeah, The best you can do is "Verify = sender" -- umop apisdn -- ## List details at https://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/
