can anyone tell me what is wrong with my subdomains?

[Barry Margolin]

In article <c9l2i9$2ql3$1 at sf1.isc.org>, jogdial at hotmail.com (Jog Dial) 
wrote:

> Hi,
> 
> I have setup two subdomains from my domain.  My domain is
> 
> emtex.com
> 
> The subdomains are
> 
> uk.emtex.com
> us.emtex.com
> 
> Some mailers are still refusing to send email to us saying
> non-existant domain.
> 
> I have tested both of subdomains using dig against both nameserver,
> ns.emtex.com and ns.cerbernet.co.uk and they both come back with
> noerror.  Can anyone see what is wrong?  Many people can email us... a
> few can't.  I have been looking at this for 3 days and thought I had
> it all working ok last night, but then someone again had problems
> today.  Could they have bad cached data?

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?

-- 
Barry Margolin, barmar at alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***