with subject: NS record for subzone definition

Chris Buxton chris.p.buxton at gmail.com
Tue Mar 13 20:48:05 UTC 2012

On Mar 13, 2012, at 6:23 AM, hugo hugoo wrote:
> I have zone "toto.be" with some records (not important)
> In the same name server, I want to create the subzone "titi.toto.be" with some records.
> ==> do I have to create in zone "toto.be" the following NS record:
>                  titi.toto.be.   TTL   IN   NS    ns1.xxx.be
> I have found cases where this situation is present and other when it is not present...and both cases seems to work.
> What is the difference?

Yes, you should create the NS records. If you are using the exact same set of servers for the subzone as for the child, and are not using DNSSEC, you can get away without the NS records, but you shouldn't get into this bad habit.

Chris Buxton
BlueCat Networks

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