disable cashing

[yossi]

phn at icke-reklam.ipsec.nu wrote in message news:<bo6j2e$2hfe$1 at sf1.isc.org>...
> yossi <yossi.zadah at audiocodes.com> wrote:
> > How I can configure the dns, to disable cashing?  
> > thanks
> 
> You can't. It's a built in part of the design.

How can an application actively query the name server in order to
detect the possible change, regardless of the Time To Live (TTL)
associated with the DNS record?