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.

Certona

http://www.certona.com/products/recommendation.php

579 /848

Relatively prevalent

TRACKER REACH

0.04%

of web traffic is tracked by Certona

27

of the top 10,000 sites seen loading the Certona tracker

Data from June 2017 to March 2024.

SEEN ON THESE TYPES OF WEBSITES

48%

Business

37%

Uncategorized

14%

E-Commerce

TRACKING TYPE

No tracking detected at present

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

DoubleClick Google
Google Google
Facebook Meta
Amazon Advertising Amazon