Macbook Pro (Retina, 15", Early 2013) gets stuck loading webpages
Hello, I my macbook all of a sudden stopped loading certain web pages. This occurs on every web browser that I have, (Chrome, Firefox and Safari). I have already flushed my DNS cache in terminal, I have reset all my settings in Chrome, I have set IPv6 to manual, tried public DNS servers, and no luck. It's weird that it happened all of a sudden. I really don't want to do a full system restore. Does anyone have any suggestions or experience with this issue? Any help would be appreciated. Thanks!
Below is a picture of what the webpages shows. It's either that or resolving host...
MacBook Pro with Retina display, OS X El Capitan (10.11.1)