Some dns recursive resolution issues ..

vincent.blondel at ing.be vincent.blondel at ing.be
Mon Oct 20 13:29:45 UTC 2008


>> This is not okay but is this really an issue because at this time my
>> dns already received the right NS records from .be nameservers ??
>
>That's not what I was talking about. The issue is simply to be able to
>reach a climair.be name server. With only two servers, probably in the
>same room, they lose most of the reliability that the DNS can offer.
> 
>> On the other hand, I also had this same problem with ugc.fr 
>
>Same issue. Just two name servers (which is very low), probably both
>in the same room (at least, they are behind the same BGP
>announcement).
>

I just checked on our internet routers and the routes are correctly
announced in our bgp area. 

On the other hand if I directly send the query to ns.dns7947.net. or
ns2.dns7947.net. this is working well but the normal query gives
problems.

>> Finally, just a little detail, if my dns device does not get a
positive
>> answer from first NS RR received, does he not have to try on the
other
>> ones ??
>
>Define "positive". If your question is "if my dns device does not get
>an answer from first NS RR, does he have to try on the other ones?",
>the answer is YES.

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