npr.org

Observed activities (50)

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.
Stripe
93.66% Stripe Customer Interaction
2.
Piano Analytics
93.45% Piano Software Site Analytics
3.
OneTrust
90.08% OneTrust Consent Management
4.
Piano
88.63% Piano Software Utilities
5.
Google Marketing Platform
84.92% Google Advertising
6.
Google Recaptcha
84.34% Google Utilities
7.
Google Static
80.95% Google Hosting
8.
GeoEdge
80.3% Five Media Advertising
9.
Google Tag
79.34% Google Advertising
10.
Optimizely
79.03% Optimizely Utilities
11.
Permutive
78.36% Permutive, Inc. Advertising
12.
mPulse
74.87% Akamai Technologies Site Analytics
13.
cXense
74.26% Cxense Advertising
14.
Google Analytics
74.05% Google Site Analytics
15.
NetRatings SiteCensus
55.09% Nielsen Advertising
16.
Cloudflare
54.59% Cloudflare Hosting
17.
PubMatic
54.32% PubMatic, Inc. Advertising
18.
Amazon Advertising
54.03% Amazon Advertising
19.
Datadog
52.48% Datadog Utilities
20.
Google Fonts
36.16% Google Hosting
21.
JW Player
33.1% JW Player Audio/Video Player
22.
Google APIs
28.81% Google Hosting
23.
ChartBeat
12.91% ChartBeat Site Analytics
24.
Crazy Egg
8.42% Crazy Egg Site Analytics
25.
Criteo
7.95% Criteo Advertising
26.
AppNexus
7.42% Microsoft Advertising
27.
Spotify
7.4% Spotify Audio/Video Player
28.
ScoreCard Research Beacon
7.37% comScore, Inc. Site Analytics
29.
Google
7.22% Google Advertising
30.
Google Analytics with signals
7.02% Google Advertising
31.
Magnite
6.75% Magnite Advertising
32.
Index Exchange
6.46% Index Exchange, Inc. Advertising
33.
LiveRamp CMP
6.4% LiveRamp Consent Management
34.
Google Syndication
5.99% Google Advertising
35.
Lotame
5.06% Lotame Advertising
36.
Akamai Technologies
4.93% Akamai Technologies Hosting
37.
Epsilon
4.36% Epsilon Advertising
38.
LiveRamp
3.51% LiveRamp Advertising
39.
TradeDesk
3.0% The Trade Desk Advertising
40.
Yahoo! Analytics
2.86% Verizon Site Analytics
41.
Live Intent
2.83% LiveIntent Site Analytics
42.
Adobe Audience Manager
2.75% Adobe Advertising
43.
YouTube
2.61% Google Audio/Video Player
44.
Integral Ad Science
2.31% Integral Ad Science Advertising
45.
Google Play Services
1.92% Google Hosting
46.
Google Photos
1.88% Google Hosting
47.
CreateJS
1.65% Hosting
48.
Google AdServices
1.59% Google Advertising

18.05

Trackers Per Page Load

1.67

Tracking Requests Per Page Load

1.1%

Trackers Requests / All Requests

0.13MB

Data Saved

Tracking Methods

Fingerprinting

Fingerprinting is a unique digital signature derived from the properties of your device. Learn more

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