On 18/03/2021 15:05, SysAdmin EM via Exim-users wrote:
> drop
> dnslists = dnsbl.domain.com
> message = $sender_host_address is listed in $dnslist_domain\
> ${if def:dnslist_text { ($dnslist_text)}}
> The idea would be to establish a waiting time and if in case of not
> answering the DNS query after 5/10 seconds, discard it.
It should be doing that already. If you can repeat the situation,
please get a debug run (with timestamps)
--
Cheers,
Jeremy