It is all about speed these days online.  People want to browse your website as fast as possible.  Also Google will give you a better ranking if your site is fast.  Check out a few sites below you can use to test the speed of your site.

  1. https://gtmetrix.com
  2. https://tools.pingdom.com
  3. http://www.webpagetest.org
  4. http://www.monitis.com/pageload
  5. https://developers.google.com/speed/pagespeed/insights

*Please note that speed test many very from each of these sites above