can anyone tell me what is wrong with my subdomains?

[William Stacey]

At a node with NS records (i.e. a delegation), only NS records are allowed
in that node - right?  Glue records could just be "contained" off the NS
records they glue to.  Is this right?

-- 
William Stacey, MVP

"Barry Margolin" <barmar at alum.mit.edu> wrote in message
news:c9o53u$4f3$1 at sf1.isc.org...
> In article <c9nvev$2tlh$1 at sf1.isc.org>, jogdial at hotmail.com (Jog Dial)
> wrote:
>
> > Barry Margolin <barmar at alum.mit.edu> wrote in message
> > news:<c9l8hk$du$1 at sf1.isc.org>...
> > > ns.cerbernet.co.uk's copy of the emtex.com zone doesn't have the NS
> > > records for the subdomains.  Did you add these to the emtex.com zone
> > > file, and did you increment its SOA serial number when you did it?
> >
> > hmmm, good point, I missed that.  I am usually a real stickler for
> > updating the serial number, but as many updates as I was doing that
> > day trying to get things working, I'm not sure anymore, have updated
> > it now...  could not having NS records for the domain cause the mail
> > failure?  I'm still getting pretty odd results as I dig around
> > different name servers.
>
> Yes, if there are no NS records for the subdomain, anyone trying to look
> up its MX records will not be directed to the proper nameservers, so
> they won't be able to get them.
>
> Actually, I wasn't quite right with my original assessment.  It's not
> just the NS records that are missing, but the zones for the subdomains
> also seem to be missing on the slave server.  Your NS records on the
> master server say:
>
> us.emtex.com.     86400 IN NS ns.uk.emtex.com.
> us.emtex.com.     86400 IN NS ns.cerbernet.co.uk.
>
> but ns.cerbernet.co.uk doesn't seem to be configured as a slave server
> for the subdomain.
>
> Since you're using the same servers for the parent and child domains,
> why don't you just keep them in a single zone?  Delegation is only
> really necessary when the subdomain is on different servers from the
> parent.
>
> -- 
> Barry Margolin, barmar at alum.mit.edu
> Arlington, MA
> *** PLEASE post questions in newsgroups, not directly to me ***
>