Possible to redirect to custom "A" record all domains that do not have a DNS Zone?

intel69 at gmail.com intel69 at gmail.com
Thu Aug 31 01:00:49 UTC 2006


Thanks in advance


Kevin Darcy wrote:
> intel69 at gmail.com wrote:
> > - Is this possible using Named/bind?
> >
> > - Is this possible to implement in our DNS cluster? ( basically we
> > upload the zone files and modify named.conf everytime a new account is
> > modified)
> >
> >
> This is possible in a closed DNS environment using wildcards. You'd need
> to put the wildcards at each level of domain that you care about, e.g.
> if you want all ".com" names to match this "fall-through" wildcard, then
> the wildcard entry needs to put in "com". If you want to match one level
> down, you'd need wildcards at that level too, e.g. a *.example.com
> wildcard to match customer1.example.com. Repeat for every level you care
> about, including the root level if you want to catch bogus TLDs, e.g.
> www.notreally.
>
> Obviously this approach is not compatible with an "open" DNS environment
> where you're resolving Internet names, since you don't have control of
> other people's zones and can't "superimpose" a wildcard entry on someone
> else's data.
>
>
>                               - Kevin



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