Comment on Rate my startup - Slowcop - measure your website's speedparentComments−tedjdziuba15ywww.webpagetest.org is what you are looking for.−thamer15yhttp://www.yottaa.com/ also tracks multiple location, and keeps tracking over time.
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www.webpagetest.org is what you are looking for.
http://www.yottaa.com/ also tracks multiple location, and keeps tracking over time.