Having your site available on www.yourdomain.com and yourdomain.com isn’t good for your SEO as it splits the domain authority. You can use the Google Webmaster Tools to specify which domain Google should use, but you should also redirect on the site itself. You can do this in your web.config directly, but IIS has a module to do it for you. Redirecting from a sub-domain in IIS 7 is really easy using the URL Rewrite feature. First select the URL Rewrite module for your domain: Click Add Rul…