How do I find out the popularity of my web site?

SEOmoz has published new interesting tool called Page Strength, for all website publisher. From SEOmoz webpage, This tools gives following information:

=> The Relative Importance/Visibility of a Webpage
=> The Potential Strength/Ability of a Page to Rank in the Search Engines
=> Data on Popularity, Links & Mentions of the Page Across the Web

The tool is designed to satisfy the curiosity of webmasters, surfers and web marketing professionals seeking a better metric to quickly assess a site/page’s relative importance and visibility.

Overall, it is a great tool, IMPO. Visit SEOMoz’s Page Strength tool online.