![Testing the Accuracy of Visitor Data from Alexa, Compete, Google Trends, Doubleclick & Quantcast - Moz Testing the Accuracy of Visitor Data from Alexa, Compete, Google Trends, Doubleclick & Quantcast - Moz](https://moz.com/img_uploads/alexa-seomoz.gif)
Testing the Accuracy of Visitor Data from Alexa, Compete, Google Trends, Doubleclick & Quantcast - Moz
![POZNAN, POL - SEP 23, 2020: Laptop computer displaying logo of Alexa Internet, Inc., a web traffic analysis company based in San Francisco, subsidiary Stock Photo - Alamy POZNAN, POL - SEP 23, 2020: Laptop computer displaying logo of Alexa Internet, Inc., a web traffic analysis company based in San Francisco, subsidiary Stock Photo - Alamy](https://c8.alamy.com/comp/2EJ7DCM/poznan-pol-sep-23-2020-laptop-computer-displaying-logo-of-alexa-internet-inc-a-web-traffic-analysis-company-based-in-san-francisco-subsidiary-2EJ7DCM.jpg)
POZNAN, POL - SEP 23, 2020: Laptop computer displaying logo of Alexa Internet, Inc., a web traffic analysis company based in San Francisco, subsidiary Stock Photo - Alamy
![Amazon is planning to shutter Alexa.com, an online traffic analysis service from the old days of the internet. Amazon is planning to shutter Alexa.com, an online traffic analysis service from the old days of the internet.](https://helios-i.mashable.com/imagery/articles/05zPuNr6VGsVGh6EiTQWI8h/images-1.fit_lim.size_2000x.v1639170616.png)