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c-span.org

Observed activities (103)

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.
OneTrust
95.38% • OneTrust • Consent Management
2.
Dynamic Yield
95.05% • Dynamic Yield • Site Analytics
3.
Google Tag
91.09% • Google • Advertising
4.
OneSignal
86.11% • OneSignal • Utilities
5.
JW Player
56.26% • JW Player • Audio/Video Player
6.
Amazon Web Services
55.57% • Amazon • Hosting
7.
Amazon CloudFront
32.4% • Amazon • Hosting
8.
Google Syndication
28.2% • Google • Advertising
9.
YouTube
20.89% • Google • Audio/Video Player
10.
Google
8.96% • Google • Advertising
11.
Google Static
8.73% • Google • Hosting
12.
Google Marketing Platform
6.25% • Google • Advertising
13.
Amazon Advertising
5.54% • Amazon • Advertising
14.
Google Fonts
5.48% • Google • Hosting
15.
HubSpot
5.41% • HubSpot • Site Analytics
16.
LinkedIn Ads
5.35% • Microsoft • Advertising
17.
Facebook
5.25% • Meta • Advertising
18.
Google Analytics
4.78% • Google • Site Analytics
19.
HubSpot Forms
4.75% • HubSpot • Customer Interaction
20.
Integral Ad Science
4.51% • Integral Ad Science • Advertising
21.
Criteo
4.4% • Criteo • Advertising
22.
Google AdServices
4.38% • Google • Advertising
23.
TradeDesk
3.92% • The Trade Desk • Advertising
24.
33Across
3.89% • 33Across • Advertising
25.
Google APIs
3.87% • Google • Hosting
26.
Adobe Audience Manager
3.74% • Adobe • Advertising
27.
LinkedIn Analytics
3.64% • Microsoft • Site Analytics
28.
ID5 Sync
3.61% • ID5 Technology • Advertising
29.
jsDelivr
3.45% • • Hosting
30.
HubSpot CMP
3.37% • HubSpot • Consent Management
31.
AppNexus
3.36% • Microsoft • Advertising
32.
Magnite
3.36% • Magnite • Advertising
33.
TripleLift
3.34% • TripleLift, Inc. • Advertising
34.
Media.net
3.34% • Media.net • Advertising
35.
Rise
3.34% • Rise Code • Advertising
36.
Smile Wanted
3.34% • Smile Wanted Group • Advertising
37.
CPMStar
3.34% • CPMStar • Advertising
38.
Yieldmo
3.34% • Yieldmo, Inc. • Advertising
39.
PubMatic
3.34% • PubMatic, Inc. • Advertising
40.
COOL Publisher Experiences
3.32% • The COOL company • Advertising
41.
Ogury
3.32% • Ogury • Advertising
42.
gumgum
3.32% • GumGum • Advertising
43.
OneTag
3.32% • OneTag • Advertising
44.
ShareThrough
3.32% • Sharethrough, Inc • Advertising
45.
AdaptMX
3.32% • Monet Engine • Advertising
46.
sovrn
3.28% • Sovrn Holdings Inc • Advertising
47.
OpenX
3.26% • OpenX Software Ltd. • Advertising
48.
Smart AdServer
3.13% • Equativ • Advertising

9.79

Trackers Per Page Load

23.55

Tracking Requests Per Page Load

10.05%

Trackers Requests / All Requests

16.07MB

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