[Exim] Long delay in initial exim response - solved

>I'm running exim v3.13 on Solaris 7 (with fairly recent patchs).
>
>Every so often exim takes several minutes in responding to all new
>connections.

I've managed to find the cause of this.

I had an entry in the host_reject list which now no longer has an
address record in the DNS. The delay being the time for the DNS query
to timeout.

--Terry