Author: John Holman Date: To: Philip Hazel CC: exim-users Subject: Re: [Exim] Possible host list bug
Phillip
I think I've spotted our problem .. there was a typo in one of the IP
addresses in a fairly long list (had ] at the end). My apologies for the
false alarm.
> > Also, at least in test mode (exim -bh) it looks as if the DNS lookup is
> > being performed twice, once initially (in response to host_lookups) and then > > again when the host list is evaluated. This doesn't seem very efficient!
>
> This will happen with that kind of setting. It needs a host name, so it
> tries to look one up.
But does it have to do it again, given that it already tried with the same
IP number earlier and failed?