phys.org

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

89.79% • Google • Advertising

Quantcast

89.57% • Quantcast International Limited • Advertising

Google Syndication

86.8% • Google • Advertising

Google Static

82.5% • Google • Hosting

Google Fonts

81.88% • Google • Hosting

Facebook

64.28% • Meta • Advertising

InfoLinks

17.75% • Infolinks • Advertising

GitHub

9.93% • GitHub, Inc. • Customer Interaction

Google Marketing Platform

5.79% • Google • Advertising

10.

Google APIs

5.23% • Google • Hosting

11.

Google

5.2% • Google • Advertising

12.

YouTube

3.37% • Google • Audio/Video Player

13.

Google Play Services

3.03% • Google • Hosting

14.

Google Photos

2.9% • Google • Hosting

15.

Amazon Advertising

2.31% • Amazon • Advertising

Google Analytics with signals

2.03% • Google • Advertising

18.

PageFair

1.85% • Blockthrough • Customer Interaction

19.

ID5 Sync

1.64% • ID5 Technology • Advertising

20.

Criteo

1.55% • Criteo • Advertising

21.

Quantcount

1.52% • Quantcast International Limited • Site Analytics

22.

AppNexus

1.41% • Microsoft • Advertising

23.

Index Exchange

1.4% • Index Exchange, Inc. • Advertising

24.

PubMatic

1.4% • PubMatic, Inc. • Advertising

7.13

Trackers Per Page Load

0.48

Tracking Requests Per Page Load

0.62%

Trackers Requests / All Requests

0.01MB

Data Saved

Tracking Methods

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