Not sure if your asking a question or not.. but read these then come back with more specific questions as we don't need to write howto's when they already exist:
http://www.ibiblio.org/pub/Linux/doc...DNS-HOWTO.html
You also need apache or any other webserver running as well, instead of just DNS which solely points to your server running your site, etc.
http://httpd.apache.org
