phys.org

Observed activities (41)

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 Static

90.13% • Google • Hosting

Google

87.54% • Google • Advertising

Google Tag

83.21% • Google • Advertising

Google Marketing Platform

82.46% • Google • Advertising

Quantcast

81.76% • Quantcast • Advertising

Google Fonts

73.54% • Google • Hosting

InfoLinks

63.22% • Infolinks • Advertising

Facebook

61.31% • Meta • Advertising

Google Syndication

19.8% • Google • Advertising

10.

Google APIs

9.63% • Google • Hosting

11.

YouTube

6.91% • Google • Audio/Video Player

12.

Google Photos

6.67% • Google • Hosting

13.

GitHub

3.81% • GitHub, Inc. • Customer Interaction

14.

AMP Project

3.66% • OpenJS Foundation • Utilities

15.

Cloudflare

3.51% • Cloudflare • Hosting

16.

Google Analytics with signals

3.27% • Google • Advertising

17.

Quantcount

2.02% • Quantcast • Site Analytics

18.

AppNexus

1.56% • Microsoft • Advertising

19.

Google User Content

1.53% • Google • Hosting

20.

Nativo

1.43% • Nativo • Advertising

21.

Live Intent

1.32% • LiveIntent • Site Analytics

22.

Magnite

1.27% • Magnite • Advertising

23.

PubMatic

1.25% • PubMatic, Inc. • Advertising

24.

Google Translate

1.25% • Google • Customer Interaction

25.

OpenX

1.25% • OpenX Software Ltd. • Advertising

26.

ID5 Sync

1.24% • ID5 Technology • Advertising

27.

Improve Digital

1.22% • Improve Digital • Advertising

28.

Sonobi

1.19% • Sonobi, Inc • Advertising

29.

OneTag

1.18% • OneTag • Advertising

30.

TradeDesk

1.16% • The Trade Desk • Advertising

31.

Smart AdServer

1.15% • Equativ • Advertising

32.

Audience Square

1.15% • Audigent • Advertising

33.

Criteo

1.15% • Criteo • Advertising

34.

Bidswitch

1.11% • Criteo • Advertising

35.

Yahoo! Analytics

1.1% • Verizon • Site Analytics

36.

Rhythmone Beacon

1.08% • RhythmOne, LLC • Advertising

37.

Intent IQ

1.06% • AlmondNet • Advertising

38.

sovrn

1.05% • Sovrn Holdings Inc • Advertising

39.

InMobi

1.04% • InMobi • Advertising

40.

LiveRamp

1.04% • LiveRamp • Advertising

41.

Amazon Advertising

1.01% • Amazon • Advertising

8.43

Trackers Per Page Load

0.55

Tracking Requests Per Page Load

0.69%

Trackers Requests / All Requests

0.02MB

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