After updating to Mac OSX 10.6.8 the browser was responding very slow. It took up to 30-35 seconds to load a page (doesn’t matter which one). To solve this problem you can add a DNS.
Click on Continue reading to see the solution.
Open your network preferences, select Advanced and select the tab DNS. Add the following two addresses: 208.67.220.220 and 208.67.222.222 (OpenDNS).