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c-span.org

Observed activities (100)

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.
Dynamic Yield
91.46% • Dynamic Yield • Site Analytics
2.
OneTrust
90.68% • OneTrust • Consent Management
3.
Google Tag
86.79% • Google • Advertising
4.
OneSignal
83.51% • OneSignal • Utilities
5.
JW Player
43.25% • JW Player • Audio/Video Player
6.
Amazon CloudFront
42.68% • Amazon • Hosting
7.
Google Syndication
26.76% • Google • Advertising
8.
YouTube
19.81% • Google • Audio/Video Player
9.
Google
7.91% • Google • Advertising
10.
Google Static
7.44% • Google • Hosting
11.
Adobe Audience Manager
5.96% • Adobe • Advertising
12.
Google Marketing Platform
5.65% • Google • Advertising
13.
Amazon Advertising
5.36% • Amazon • Advertising
14.
LinkedIn Ads
4.7% • Microsoft • Advertising
15.
Google Analytics
4.07% • Google • Site Analytics
16.
Google APIs
4.03% • Google • Hosting
17.
Criteo
3.98% • Criteo • Advertising
18.
Facebook
3.96% • Meta • Advertising
19.
ID5 Sync
3.85% • ID5 Technology • Advertising
20.
33Across
3.77% • 33Across • Advertising
21.
Integral Ad Science
3.64% • Integral Ad Science • Advertising
22.
Google AdServices
3.53% • Google • Advertising
23.
Magnite
3.43% • Magnite • Advertising
24.
OneTag
3.43% • OneTag • Advertising
25.
AppNexus
3.4% • Microsoft • Advertising
26.
Media.net
3.39% • Media.net • Advertising
27.
PubMatic
3.39% • PubMatic, Inc. • Advertising
28.
Yieldmo
3.39% • Yieldmo, Inc. • Advertising
29.
gumgum
3.38% • GumGum • Advertising
30.
AdaptMX
3.38% • Monet Engine • Advertising
31.
ShareThrough
3.38% • Sharethrough, Inc • Advertising
32.
Smile Wanted
3.38% • Smile Wanted Group • Advertising
33.
Rise
3.36% • Rise Code • Advertising
34.
Ogury
3.26% • Ogury • Advertising
35.
CPMStar
3.26% • CPMStar • Advertising
36.
sovrn
3.24% • Sovrn Holdings Inc • Advertising
37.
Rhythmone Beacon
3.2% • RhythmOne, LLC • Advertising
38.
OpenX
3.18% • OpenX Software Ltd. • Advertising
39.
Smart AdServer
3.15% • Equativ • Advertising
40.
RTB House
3.13% • RTB House • Advertising
41.
Bidswitch
3.13% • Criteo • Advertising
42.
ADman Media
3.03% • illumin • Advertising
43.
TradeDesk
2.92% • The Trade Desk • Advertising
44.
StickyAds
2.87% • Comcast • Advertising
45.
Smaato
2.87% • Verve Group • Advertising
46.
InMobi
2.87% • InMobi • Advertising
47.
Tapad
2.78% • Experian • Advertising
48.
Adform
2.76% • Adform • Advertising

8.73

Trackers Per Page Load

5.58

Tracking Requests Per Page Load

2.41%

Trackers Requests / All Requests

0.11MB

Data Saved

Tracking Methods

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