alue: 0
passed: true</span>
</div></td></tr><tr><th colspan="4" class="subheading tooltipParent">Tracking query parameter tests<span class="tooltipText">When you browse from one web page to another, tracking companies will frequently attach a 'tracking query parameter' to the address of the second web page. That query parameter may contain a unique identifier that tracks you individually as you browse the web. And these query parameters are frequently synchronized with cookies, making them a powerful tracki