Your Privacy, Our Mission

Donate

Support Ghostery with a one-time donation. Your contributions help us develop even stronger protection against trackers and ads, making the web safer for everyone.

One-time or whenever you appreciate Ghostery.

phys.org

Observed activities (31)

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

1.
Quantcast
88.12% Quantcast International Limited Advertising
2.
Google Tag
86.92% Google Advertising
3.
Google Syndication
81.2% Google Advertising
4.
Google Static
62.76% Google Hosting
5.
Google Fonts
59.59% Google Hosting
6.
Facebook
56.23% Meta Advertising
7.
Google
8.97% Google Advertising
8.
DoubleClick
8.01% Google Advertising
9.
Google APIs
5.44% Google Hosting
10.
YouTube
4.88% Google Audio/Video Player
11.
Google Photos
4.36% Google Hosting
12.
Google Analytics with signals
2.89% Google Advertising
13.
GitHub
2.31% GitHub, Inc. Customer Interaction
14.
AMP Project
2.26% Google Misc
15.
Amazon Advertising
2.05% Amazon Advertising
16.
jsDelivr
1.98% Hosting
17.
Quantcount
1.9% Quantcast International Limited Site Analytics
18.
PageFair
1.7% Blockthrough Customer Interaction
19.
ID5 Sync
1.58% ID5 Technology Ltd. Site Analytics
20.
AppNexus
1.37% Microsoft Advertising
21.
Criteo
1.34% Criteo Advertising
22.
Rubicon
1.25% The Rubicon Project, Limited Advertising
23.
PubMatic
1.21% PubMatic, Inc. Advertising
24.
Index Exchange
1.21% Index Exchange, Inc. Advertising
25.
OpenX
1.19% OpenX Software Ltd. Advertising
26.
SMART AdServer
1.18% Smart Adserver Advertising
27.
33Across
1.18% 33Across Advertising
28.
TripleLift
1.17% TripleLift, Inc. Advertising
29.
gumgum
1.16% GumGum Advertising
30.
Google AdServices
1.13% Google Advertising
31.
ad-delivery.net
1.09% Misc

6.22

Trackers Per Page Load

2.14

Tracking Requests Per Page Load

3.09%

Trackers Requests / All Requests

0.4MB

Data Saved

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