Second Lens

Cookie Trace

See what a website does with cookies and tracking before a visitor chooses, after they press Reject, and after they press Accept.

Checking the connection to Claude…

Website address

Checks the homepage only, from a fresh browser with no saved cookies. Takes about two to four minutes.

Working on

Findings, worst first

The three visits

What this check could not see

Strong indicators to verify, not proof. Cookie Trace records what happened in one visit from one location. Sites can behave differently by country, device or time. This is not legal advice.

Checks follow the three tests in the ICO's review of the UK's top 1,000 websites: tracking before a choice, whether rejecting is as easy as accepting, and tracking after rejecting.

A proof of concept by Second Lens. No cookies are used on this page.