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A Real-Time Website Privacy Inspector

Who is peeking over your shoulder while you work, watch videos, learn, explore, and shop on the internet? Enter the address of any website, and Blacklight will scan it and reveal the specific user-tracking technologies on the site—and who’s getting your data. You may be surprised at what you learn.

Location

Device

Inspection Caching

Blacklight is currently testing for …

Blacklight normally takes between 30 seconds and one minute to finish all tests.

  • Ad trackers

    Is this website sending data about users to advertising companies?

  • Third-party cookies

    Is this website using cookies that track users around the web?

  • Tracking that evades cookie blockers

    Is this website invisibly identifying your browser?

  • Session-monitoring scripts

    Blacklight looks for scripts that record how a user interacts with a page.

  • Keystroke capturing

    Is this website logging text typed by users, before they hit submit?

  • Facebook

    Is this website sending data about users to Facebook?

  • Google Analytics

    Is this website sending data to Google so it can advertise to its visitors?

Enter a website above to get started
Or read about what we've found with Blacklight

  • Concept and development

    Surya Mattu
  • Design and front-end development

    Sam Morris
  • Infrastructure and security

    Simon Fondrie-Teitler
  • Research and reporting

    Aaron Sankin
  • Original editing

    Evelyn Larrubia
  • Copy editing

    Jill Jaroff
  • Initial platform development

    Yotam Mann

    Chris Deaner

  • Product Director

    Ramsey Isler
  • Additional development

    Miles Hilton

    Bach Le

    Jerome Paulos

    Dan Phiffer

    Varun Subramanyan

More on Blacklight

Launching Blacklight Query, a Tool to Scan Websites for Privacy at Scale

Inspect batches of websites for user-tracking tech with our new open-source command-line tool

October 16, 2024 08:00 ET

The High Privacy Cost of a ‘Free’ Website

Trackers piggybacking on website tools leave some site operators in the dark about who is watching or what marketers do with the data

September 22, 2020 08:00 ET

Show Your Work

How We Built a Real-Time Privacy Inspector

Blacklight catalogs the many ways any website tracks visitors: from cookies to capturing every user keystroke and mouse movement

September 22, 2020 08:00 ET
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