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Many moons ago granny used to have 'alexa toolbar' junkware installed as one of the many internet explorer toolbars. I assume Alexa has moved on from such trac

• r721 8y ago
  They apparently use extensions now: "Alexa's traffic estimates are based on data from our global traffic panel, which is a sample of millions of Internet users using one of many different browser extensions. In addition, we gather much of our traffic data from direct sources in the form of sites that have chosen to install the Alexa script on their site and certify their metrics." https://www.alexa.com/about https://www.alexa.com/about "Q: What is the “data panel”? A: Alexa’s data panel is the sample of global internet traffic that is used to calculate Alexa Ranks and estimate non-Certified metrics. The panel is comprised of millions of internet users using one of over 25,000 different browser extensions." https://blog.alexa.com/top-questions-about-alexa-answered/ https://blog.alexa.com/top-questions-about-alexa-answered/ SimilarWeb works similarly too (I actually like it a bit more): "We leverage hundreds of sources which we categorize into 4 distinct groups: 1. Global Panel Data from hundreds of millions of desktop/mobile devices 2. Global ISP Data from partners with millions of subscribers 3. Public Data Sources from over a billion sites and app pages every month 4. Direct Measurement Data from hundreds of thousands of sites and apps" https://www.similarweb.com/ourdata https://www.similarweb.com/ourdata
  • isostatic 8y ago
    That really doesn't feel representative