What Are Alexa Traffic Rankings?
Alexa ranks every site on the web based on number of users and number of Pageturns. Just type any web address into any Alexa search box and see how your favorite sites rank.

Alexa toolbar also useful to Browse expired websites database. Many times when we visit any website we got error message that website is not available. We have to simply click The Wayback Machine button on Alexa toolbar and we can see the old data of that website.

How to Increase Alexa Ranking of your website?
Alexa Toolbar using millions of users. Alexa Gives Ranking by Analysing the web usage of millions of Alexa Toolbar Users. Alexa Sorting Millions of websites thru Alexa Toolbar and giving numerical rank for each website browsed by Alexa Toolbar.

First Step of increasing your websites Alexa Rank is Download Alexa Toolbar and start browsing your website regularly.

When you completed downloading of Alexa Toolbar, then you can see your websites Alexa Rank on Alexa Toolbar. May be if you dont have Alexa Rank it will Display "No Data" rank. Dont worry after couple of days your website will get Alexa Rank in number.