CNAME from Subdomain to main domain-name.

[D. Stussy]

"Beavis" <pfunix at gmail.com> wrote in message
news:gcof7a$6p1$1 at sf1.isc.org...
> Greetings,
>
>  Just wanted to ask if this is a possible scenario.
>
>
> domain.com. IN CNAME        www
> www             IN CNAME        myserver.beta.domain.com.
>
> I have 2 zones one originating from domain.com. and another for
> beta.domain.com. is it possible to put a sub-domain on domain.com as a
> CNAME entry?

Not legal - because "domain.com" will also have an SOA-RR and CNAME cannot
coexist with any RR other than DNSSEC records.