Analysis from Google's
WebPageTest.
Your stylesheet returns a 404 not found error here:
HTML Code:
http://igotasti.com/webfonts/Dodger/stylesheet.css
For some reason you are calling "attachment.php" ten times on this page. Each of these represents a DB query as well and each of these is slowing you down.
You have lots and lots of
image optimization to do, this is killing your load time and makes your total page load bytes highly bloated - how fast do you expect a page to load when it is 1.7 MEGAbytes? Yes, megabytes when it should be only kilobytes.
You need to activate G-Zip compression in AdminCP.
You need to force browser caching of static assets. Quick guide thread on that
here.
Don't feel bad, this is pretty typical of v4 installations we're seeing today. But it is all fixable. We have a
open workshop thread for site optimization, over at OzzModz where we're happy to help doctor you up.