"Stealth" bind server in uncooperative organization

Brad Knowles brad at stop.mail-abuse.org
Thu Jun 30 17:54:00 UTC 2005

At 6:38 AM -0700 2005-06-30, meburr at gmail.com wrote:

>  I had another thought: Is there some exotic way I could use a wildcard
>  record? I could have a record for each of my hosts, then somehow
>  forward *.foo.com queries.

	Wildcards don't work that way.  They only work to cover queries 
for names which have absolutely no records at all.  If the name 
exists anywhere in the DNS, even just a single "A" record for the IP 
address, that will keep a wildcard from matching that name for 
anything else.

Brad Knowles, <brad at stop.mail-abuse.org>

"Those who would give up essential Liberty, to purchase a little
temporary Safety, deserve neither Liberty nor Safety."

     -- Benjamin Franklin (1706-1790), reply of the Pennsylvania
     Assembly to the Governor, November 11, 1755

   SAGE member since 1995.  See <http://www.sage.org/> for more info.

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