http://jiemr.com/website-analysis
1. Google pagespeed insights
https://developers.google.com/speed/pagespeed/insights/
2. Pingdom
http://tools.pingdom.com/fpt/
3. Load Impac
http://loadimpact.com/
4. Get Matrix
http://gtmetrix.com/
5. Which Load Faster
http://whichloadsfaster.com/
6. Neuster free load testing & performance test
http://www.neustar.biz/resources/tools/free-website-performance-test
7. Web page analyzer
http://www.websiteoptimization.com/services/analyze/
8. Octagate site timer
http://www.octagate.com/service/SiteTimer
9 Webpage test
http://www.webpagetest.org/
10. Greatfire
https://zh.greatfire.org/
11. Alexa
http://www.alexa.com
12. 愛站網
http://www.aizhan.com/