idnes.cz

Observed activities (36)

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

Google Tag

93.6% • Google • Advertising

Gemius

90.86% • Gemius SA • Advertising

ID5 Sync

58.52% • ID5 Technology • Advertising

Piano

50.78% • Piano • Utilities

Piano Analytics

49.72% • Piano • Site Analytics

cXense

46.75% • Cxense • Advertising

Google Static

36.95% • Google • Hosting

Google

34.41% • Google • Advertising

Google Accounts

33.95% • Google • Customer Interaction

10.

Cloudflare

30.94% • Cloudflare • Hosting

11.

Google Fonts

29.29% • Google • Hosting

12.

PubMatic

25.64% • PubMatic, Inc. • Advertising

13.

Criteo

22.24% • Criteo • Advertising

14.

AppNexus

16.84% • Microsoft • Advertising

15.

Adform

15.77% • Adform • Advertising

16.

Google Marketing Platform

13.22% • Google • Advertising

17.

Google Play Services

11.97% • Google • Hosting

18.

Facebook

11.12% • Meta • Advertising

19.

OnThe.io

10.81% • onthe.io • Site Analytics

20.

Rubicon

8.58% • The Rubicon Project, Limited • Advertising

21.

Performax

8.4% • Performax • Advertising

22.

Index Exchange

7.85% • Index Exchange, Inc. • Advertising

23.

SMART AdServer

5.07% • Smart Adserver • Advertising

24.

RTB House

4.95% • RTB House • Advertising

25.

OneTag

4.86% • OneTag • Advertising

26.

Google Syndication

3.84% • Google • Advertising

27.

OpenX

3.31% • OpenX Software Ltd. • Advertising

28.

Google Analytics

3.02% • Google • Site Analytics

29.

Google APIs

2.31% • Google • Hosting

30.

Teads

1.94% • Teads • Advertising

1.79% • Ströer SSP GmbH • Advertising

33.

Wirtualna Polska

1.68% • WP • Advertising

34.

Google Analytics with signals

1.48% • Google • Advertising

35.

YouTube

1.28% • Google • Audio/Video Player

36.

Bidswitch

1.17% • Criteo • Advertising

8.68

Trackers Per Page Load

33.97

Tracking Requests Per Page Load

28.79%

Trackers Requests / All Requests

0.72MB

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

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