Trusted

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Dynamic

Actively monitors the data collectors on the top 10,000 most visited websites worldwide. Whotracks.me shows type, reach, and affiliation of every tracker.

Open Source

Shared with the wider content-filtering community. Other projects can use our tracker database to enhance their own privacy tools.

Discerning

More than just a website — WhoTracks.me analyzes data from the top 10,000 websites worldwide and informs Ghostery’s Anti-Tracking technology.

33Across

http://33across.com/

201 /869

Relatively prevalent

TRACKER REACH

0.3%

of web traffic is tracked by 33Across

803

of the top 10,000 sites seen loading the 33Across tracker

Data from May 2018 to August 2023.

SEEN ON THESE TYPES OF WEBSITES

35%

Uncategorized

26%

Entertainment

25%

News and Portals

5%

Business

5%

Reference

TRACKING TYPE

COOKIES are files placed by the website, stored in the browser that is used to identify you to the website.

TRACKER CATEGORY

Advertising

Provides advertising or advertising-related services such as data collection, behavioral analysis or retargeting.

Learn about our tracker categories

What is a tracker?

SIMILAR TRACKERS

Google Google
DoubleClick Google
Facebook Facebook
Amazon Advertising Amazon

Presence on top sites