Re: [exim] conditional break if dnsdb reveals a NXDOMAIN ?

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Autor: Cyborg
Datum:  
To: exim-users
Betreff: Re: [exim] conditional break if dnsdb reveals a NXDOMAIN ?
Am 02.08.2017 um 12:43 schrieb Heiko Schlittermann via Exim-users:
> Cyborg <cyborg2@???> (Mi 02 Aug 2017 12:30:24 CEST):
>> Hi,
>>
>> how must a ACL look like, if we wanne drop the message, when the domain
>> in question does not exists ?
>>
>> in other words, i wanne check if a domain is registered at all, and
>> dnsdb looks like the correct approach.
>>
>> Any Ideas ?
>     condition = ${lookup dnsdb{$sender_address_domain}{yes}{no}}

>
> But isn't for sender verification
>
>     require verify = sender

>
> the better approach? (Of course, if you do not talk about sender
> verification, then …)
>


Nope, i don't wanne verify them, i just wanne drop messages from none
existing domains.

Sender verification is the next step ;)

Best regards,
Marius