Re: [exim] DNS Question - Advanced

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Autor: Marc Perkel
Datum:  
To: exim users
Betreff: Re: [exim] DNS Question - Advanced


Peter Bowyer wrote:
> On 04/06/06, Marc Perkel <marc@???> wrote:
>
>> I'm starting my own dns blacklist and real close to getting it working.
>> I have a quick question.
>>
>> My domain junkemailfilter.com has 3 name servers set. But - for the host
>> dnsbl.junkemailfilter.com I'm using a different nameserver. So I want to
>> tell that world that a query to 92.239.252.87.dnsbl.junkemailfilter.com
>> should go to this new nameserver instead of the regular one for the rest
>> of the domain.
>>
>> How do I do that?
>>
>> And - I will let others use this once it's working.
>>
>
> Marc
>
> Think very carefully about using a subdomain of your business domain
> for this. Do some googling about what happened to 'monkeys.com' for a
> case study in what bad things can happen.
>
> Do you have enough DNS bandwidth for this? Bear in mind that queries
> for the subdomain will hit the main domain servers first, so you'll
> get double traffic for each subdomain query, which you won't be able
> to make go away once the existance of the dnsbl gets into the wild,
> even if you've shut it down or moved it.
>
> Use a disposable non-related domain.
>
> Peter
>


Good point. But I'm thinking of running this as a test but I see your
point success could kill me.