Вернее можно так
deny message = rejected because $sender_host_address is in a black list at $dnslist_domain\n$dnslist_text
dnslists = ${readfile { /etc/mail/dnsblists }{:}}
#cat /etc/mail/dnsblists
cbl.abuseat.org
zen.spamhaus.org
bl.spamcop.net
dnsbl.sorbs.net
http.dnsbl.sorbs.net
socks.dnsbl.sorbs.net
misc.dnsbl.sorbs.net
smtp.dnsbl.sorbs.net
web.dnsbl.sorbs.net
spam.dnsbl.sorbs.net
dul.dnsbl.sorbs.net
combined.njabl.org
dnsbl.njabl.org
dnsbl.ahbl.org
list.dnswl.org
cbl.anti-spam.org.cn
relays.mail-abuse.org
spam.abuse.ch
deny message = rejected because $sender_host_address is in a black list
log_message = rejected because $sender_host_address is in a black list at
$dnslist_domain\n$dnslist_text
regex = <; (?i)${readfile{/etc/mail/dnsblists}{;(?i)}}d2f3e918b4b59a5d06fbd229a7f3dbcb
>[оверквотинг удален]
> spam.dnsbl.sorbs.net
> dul.dnsbl.sorbs.net
> combined.njabl.org
> dnsbl.njabl.org
> dnsbl.ahbl.org
> list.dnswl.org
> cbl.anti-spam.org.cn
> relays.mail-abuse.org
> spam.abuse.ch
>
> deny message =
> rejected because $sender_host_address is in a black list
> log_message = rejected because
> $sender_host_address is in a black list at
> $dnslist_domain\n$dnslist_text
> regex = <; (?i)${readfile{/etc/mail/dnsblists}{;(?i)}}d2f3e918b4b59a5d06fbd229a7f3dbcbа что это такое d2f3e918b4b59a5d06fbd229a7f3dbcb?