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w3schools.com

Observed activities (66)

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.
Google Tag
95.62% • Google • Advertising
2.
DoubleClick
52.5% • Google • Advertising
3.
Amazon Advertising
52.12% • Amazon • Advertising
4.
Google
50.81% • Google • Advertising
5.
TradeDesk
38.51% • The Trade Desk • Advertising
6.
Criteo
38.09% • Criteo • Advertising
7.
Index Exchange
37.6% • Index Exchange, Inc. • Advertising
8.
Rubicon
37.01% • The Rubicon Project, Limited • Advertising
9.
PubMatic
36.76% • PubMatic, Inc. • Advertising
10.
AppNexus
36.57% • Microsoft • Advertising
11.
TripleLift
36.35% • TripleLift, Inc. • Advertising
12.
OpenX
35.88% • OpenX Software Ltd. • Advertising
13.
sovrn
35.08% • Sovrn Holdings Inc • Advertising
14.
Media.net
34.59% • Media.net • Advertising
15.
Google Syndication
34.16% • Google • Advertising
16.
ID5 Sync
32.61% • ID5 Technology Ltd. • Site Analytics
17.
Adform
29.18% • Adform • Advertising
18.
ShareThrough
25.63% • Sharethrough, Inc • Advertising
19.
Adyoulike
17.85% • Open Web • Advertising
20.
SMART AdServer
15.96% • Smart Adserver • Advertising
21.
Dotomi
15.09% • Conversant • Advertising
22.
LiveRamp
9.58% • LiveRamp • Advertising
23.
33Across
8.47% • 33Across • Advertising
24.
jsDelivr
7.77% • • Hosting
25.
Lotame
7.67% • Lotame • Advertising
26.
AniView
6.79% • • Advertising
27.
AnyClip
5.9% • AnyClip • Audio/Video Player
28.
Unruly Media
5.22% • Tremor International • Advertising
29.
AMP Project
4.9% • Google • Misc
30.
Google Static
4.87% • Google • Hosting
31.
Facebook
4.13% • Meta • Advertising
32.
RTB House
4.05% • RTB House • Advertising
33.
Google Fonts
3.79% • Google • Hosting
34.
Google APIs
3.5% • Google • Hosting
35.
Yahoo! Analytics
3.07% • Verizon • Site Analytics
36.
Quantcast
2.96% • Quantcast International Limited • Advertising
37.
Google Analytics with signals
2.84% • Google • Advertising
38.
Epsilon
2.72% • Epsilon • Advertising
39.
Integral Ad Science
2.72% • Integral Ad Science, Inc. • Advertising
40.
Cloudflare
2.68% • Cloudflare • Hosting
41.
Google AdServices
2.61% • Google • Advertising
42.
Bidswitch
2.2% • Criteo • Advertising
43.
Quantcount
2.19% • Quantcast International Limited • Site Analytics
44.
Akamai Technologies
2.17% • Akamai Technologies • Hosting
45.
Moat
2.14% • Oracle • Advertising
46.
Flashtalking
2.08% • Flashtalking • Advertising
47.
Rhythmone Beacon
1.84% • RhythmOne, LLC • Advertising
48.
Improve Digital
1.57% • Improve Digital • Advertising

10.67

Trackers Per Page Load

15.42

Tracking Requests Per Page Load

18.67%

Trackers Requests / All Requests

0.53MB

Data Saved

Tracking Methods

Cookies

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