extra.cz

Observed activities (32)

This chart shows the total unique trackers seen on this website. Rather than an exact count per page, it shows the diversity of trackers seen over multiple visits.

Filter the list by category to view subset tracker types.

Sorted by frequency of appearance on domain subpages

DoubleClick

97.04% • Google • Advertising

Gemius

96.92% • Gemius SA • Advertising

Performax

96.86% • Performax • Advertising

SpeedCurve

92.4% • • Site Analytics

Google Tag Manager

88.19% • Google • Essential

Seznam

69.63% • Seznam • Site Analytics

Google Analytics

58.14% • Google • Site Analytics

Internet BillBoard

42.84% • Internet BillBoard • Advertising

Google APIs

30.78% • Google • Hosting

10.

Didomi

12.81% • Didomi • Consent Management

11.

Facebook

7.83% • Meta • Advertising

6.78% • PubMatic, Inc. • Advertising

14.

AppNexus

6.69% • Microsoft • Advertising

15.

Criteo

6.36% • Criteo • Advertising

16.

Google Syndication

4.38% • Google • Advertising

17.

Google Static

4.35% • Google • Hosting

18.

Adform

4.3% • Adform • Advertising

19.

Google Fonts

4.11% • Google • Hosting

20.

X Corp.

2.48% • X Corp. • Social Media

21.

ID5 Sync

2.2% • ID5 Technology Ltd. • Site Analytics

22.

Google

2.09% • Google • Advertising

23.

X Syndication

2.02% • X Corp. • Social Media

24.

OpenX

1.56% • OpenX Software Ltd. • Advertising

25.

RTB House

1.54% • RTB House • Advertising

26.

Lotame

1.41% • Lotame • Advertising

27.

Rubicon

1.39% • The Rubicon Project, Limited • Advertising

28.

33Across

1.38% • 33Across • Advertising

29.

Google AdServices

1.28% • Google • Advertising

30.

Index Exchange

1.19% • Index Exchange, Inc. • Advertising

31.

SMART AdServer

1.18% • Smart Adserver • Advertising

32.

Media.net

1.17% • Media.net • Advertising

8.83

Trackers Per Page Load

9.6

Tracking Requests Per Page Load

15.49%

Trackers Requests / All Requests

6.98MB

Data Saved

Tracking Methods

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

Fingerprinting

Fingerprinting is a unique digital signature derived from the properties of your device. Learn more

What is a tracker? Where does the data come from?

Tracker Diagram

This diagram maps trackers on this page to their related categories and parent companies. The connecting flows visualize which companies provide trackers in each category and the volume identified across the site.

Tracker categories

Tracking companies