Improve Page Load Times With DNS Prefetching

added by deanomachino
10/17/2012 1:23:18 PM


I'm often looking for ways to improve the performance of my websites and provide a better experience for users. Quite often you may have your site is running efficiently and performing well. You may have run your application through Google PageSpeed or Yahoo! YSlow and come out with a great score. However, one thing that has always affected my page load times is the time that it takes to lookup the DNS for the different components on a page. For example, the image below shows a waterfall chart for the resources that load on the first page of my blog: