[Dnsmasq-discuss] Deferring to external nameserver for certain local domain names

Brandon Beck bmbeck at gmail.com
Fri Jan 11 04:05:56 GMT 2008


Not quite, I have several MX records that point to
[{,alt1.,alt2.}aspmx.l.google.com, alt2.aspmx.l.google.com,
aspmx[2-5].googlemail.com].  I then have a CNAME record for mail that points
to ghs.google.com.  I believe this should be fine, does it seem okay to you?

On Jan 10, 2008 6:34 PM, richardvoigt at gmail.com <richardvoigt at gmail.com>
wrote:

> On Jan 10, 2008 6:47 AM, Brandon Beck <bmbeck at gmail.com> wrote:
> > Hi all,
> >
> > I apologize if this has been asked and answered already.  I'm looking
> for a
> > way to tell dnsmasq to use an external nameserver for certain names in
> my
> > local domain.
> >
> > My situation is interesting, but I don't think it's an unreasonable one.
> > I'm using Google's "apps for your domain" service for my email, and in
> my
> > public dns entry have a CNAME record that points mail.mydomain.com to
> > ghs.google.com.  On my local network however, dnsmasq believes it knows
> > everything there is to know about mydomain.com and that since it doesn't
> see
> > a dhcp record for mail.mydomain.com one must not exist.  Is there a way
> I
> > can get dnsmasq to see that CNAME on the public dns server while still
> > retaining the ability for dnsmasq to pull entries for mydomain.com from
> > DHCP?
> >
>
> Slightly off-topic, but your MX record is ghs.google.com, not
> mail.mydomain.com, correct?  MX records can't be CNAMEs and quite a
> few providers will actually blacklist servers that use them.
>
> >
> > Thanks,
> > Brandon
> > _______________________________________________
> > Dnsmasq-discuss mailing list
> > Dnsmasq-discuss at lists.thekelleys.org.uk
> > http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
> >
> >
>
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