Thanks.
But I need not to propagate this zone to the outside world, otherwise hosts
on the Internet will not be able to resolve the hostname.domainname.com name
into the public ip address.
Can I achieve that with your solution?

> Hi
>
> You could create a zone called "hostname.domainname.com" and then within
> that zone create a blank host A record (same as parent) pointing to the
> relevant internal IP
>
> Then your server would only be authorative for the zone
> "hostname.domainname.
> com"and any records within that zone (such as the same as parent host
> record
> you need)
>
> Only drawback to this is you have to create a separate DNS zone for each
> host
> and a same as parent record but it works
>
> Regards
>
> Simon