A web sites ranking service. It ranks sites based on tracking information of users of its Alexa Toolbar.

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Data sources for Alexa and Compete rankings

How do Alexa and Compete get their data? which one is better?
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340 views

Understanding Alexa rank, it isn't showing many of my back links?

When I check Alexa rankings for my site it says that one site is linking to my site. Is it only showing back links? If it is then why are other website traffic checking tools like Google showing ...