I tried using `` TrackingTheTrackers '' which can identify a disguised third party tracker with one button
Third-party cookies used for targeted advertising and other purposes are of concern from a privacy perspective, and Google Chrome has announced that it will
To use TrackingTheTrackers, first enter the URL you want to check for fake in the text field and click 'ANALYZE'.
When I entered the GIGAZINE URL, it was displayed as 'Good news. This website does not seem to disguise the tracker as a first party.'
Can you really see through the camouflaged site ...? For those who think, a sample link was also included. In the list under 'Not inspired?', Right-click on 'apple.com' and press 'Open in new tab'.
Then the result of investigating Apple's URL 'https://www.apple.com/' was displayed. 'When you open apple.com, three different requests are sent to this tracker immediately,' Apple was determined to be 'impersonating a third-party tracker as a first party.' The third-party tracker is from Adobe Experience Cloud.
It also analyzes what cookies are sent to disguised third-party trackers.
Disguising a third-party tracker as a first-party tracker is called 'CNAME Cloaking,' as the name implies, uses a CNAME record and embeds a first-party cracker into a website with a subdomain that redirects to a third party. Firefox's affiliated DNS service ' NextDNS ' provides a filter to prevent this spoofing, and TrackingTheTrackers is also a tool published by NextDNS. The details of how CNAME Cloaking is performed are disclosed by NextDNS below.
CNAME Cloaking, the dangerous disguise of third-party trackers
Also, NextDNS is free to use, and you can read how to use it below.
Summary of how to set up a safe and customizable DNS service `` NextDNS '' affiliated with Firefox-gigazine