Re: [exim] Using OpenDNS

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Szerző: Aaron Wolfe
Dátum:  
Címzett: exim-users
Tárgy: Re: [exim] Using OpenDNS
On Tue, Feb 2, 2010 at 2:58 PM, Mike Cardwell
<exim-users@???> wrote:
> On 02/02/2010 19:33, Martin Nicholas wrote:
>> Careful when using OpenDNS. Examples:
>>
>> smtp5:/# host -t mx sdsdsdsdsdsdsdsdsgmail.com 208.67.220.220
>> sdsdsdsdsdsdsdsdsgmail.com does not exist at resolver2.opendns.com, try again
>>
>> smtp5:/# host -t a sdsdsdsdsdsdsdsdsgmail.com 208.67.220.220
>> sdsdsdsdsdsdsdsdsgmail.com      A       67.215.65.132
>>  !!! sdsdsdsdsdsdsdsdsgmail.com A record has zero ttl
>>
>> smtp5:/# host -t a sdsdsdsdsdsdsdsdsgmail.com
>> sdsdsdsdsdsdsdsdsgmail.com does not exist (Authoritative answer)
>>
>> If you're checking for an A-record you'll always get an answer with OpenDNS.
>
> Unless you turn that off.
>


And until their marketing department turns on another "feature".

Using DNS from a company who's primary business model is to muck about
with DNS is just not a good idea.


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