DNS with blocked zones

[Giorgio Pioda <gfwp@ticino.com>]

Hi,

I would like to block the access to several sites (for example
youtube) via DNS. Somethings like this:

http://wordforest.wordpress.com/2010/01/19/set-up-a-dns-blacklist-using-isc-bind/

What about doing it in Gosa ?

Cheers

Giorgio