Can I have a *.domain.com A record

[Peter Laws]

Hey!  RTFRFC!  :-)

Except a scanning of that RFC doesn't say anything about not using them, 
only in clarifying RFC 1034's intentions regarding wildcards.

So, why is it a "very bad idea"?

Peter


Mike Ragusa wrote:
> http://www.rfc-archive.org/getrfc.php?rfc=4592
> 
> This link should help you.
> 
> On Mon, Oct 26, 2009 at 8:17 AM, ram <ram at netcore.co.in 
> <mailto:ram at netcore.co.in>> wrote:
> 
> 
>     On Mon, 2009-10-26 at 11:39 +0100, Stephane Bortzmeyer wrote:
>      > On Mon, Oct 26, 2009 at 04:01:31PM +0530,
>      >  ram <ram at netcore.co.in <mailto:ram at netcore.co.in>> wrote
>      >  a message of 10 lines which said:
>      >
>      > > Is it possible to have a A record for *.domain.com
>     <http://domain.com>
>      >
>      > Technically, yes. It is a very bad idea, but it works.
>      >
> 
> 
> 
>     Can you elobarate on that please. If  wildcard DNS is a bad idea, then I
>     need to tell my clients why ?
> 
> 
>     Thanks
>     Ram
> 
> 
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> 

-- 
Peter Laws / N5UWY
National Weather Center / Network Operations Center
University of Oklahoma Information Technology
plaws at ou.edu
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