Hey! Thank you! I've wanted to do such a thing, but never put the 2 + 2 together (I'm already using DNS for my qpsmtpd config management for the plethora of domains I filter email). It had never occurred to me to use DNS for valid addresses and aliases before...
peter On 11/17/04 2:39 PM, "David Nicol" <[EMAIL PROTECTED]> wrote: > On Wed, 17 Nov 2004 04:23:57 -0500, John Peacock <[EMAIL PROTECTED]> wrote: > > >> 2) use some out of band method to query the remote server for valid >> mailboxes; I >> wrote a small finger server which queries my central vpopmail MySQL database >> to >> validate the mailboxes; this is a much lighter weight check (and you have to >> remember to check aliases and list addresses, too). > > > <mode aspect="visionary" mood="frustrated"> > > DNS would work better for this since it has well-defined caching, unlike VRFY, > but adding a local cache would also work well, and nobody wants to muck > with custom DNS servers that much > > </mode> > >
