npr.org

Observed activities (65)

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

Google Tag

91.01% • Google • Advertising

OneTrust

89.77% • OneTrust • Consent Management

DoubleClick

89.58% • Google • Advertising

Piano Analytics

87.92% • Piano • Site Analytics

Stripe

87.79% • • Customer Interaction

SOASTA mPulse

85.28% • Akamai Technologies • Site Analytics

Permutive

84.76% • Permutive, Inc. • Advertising

Piano

75.82% • Piano • Utilities

Google Static

73.74% • Google • Hosting

10.

Amazon Advertising

73.03% • Amazon • Advertising

11.

PubMatic

72.43% • PubMatic, Inc. • Advertising

12.

Google

70.48% • Google • Advertising

13.

cXense

68.48% • Cxense • Advertising

14.

Google Analytics

59.61% • Google • Site Analytics

15.

NetRatings SiteCensus

50.44% • Nielsen • Advertising

16.

Datadog

49.2% • Datadog • Utilities

17.

Cloudflare

43.52% • Cloudflare • Hosting

18.

Google APIs

34.07% • Google • Hosting

19.

JW Player

30.44% • JW Player • Audio/Video Player

20.

Google Fonts

27.93% • Google • Hosting

21.

ScoreCard Research Beacon

15.32% • comScore, Inc. • Site Analytics

22.

ChartBeat

15.15% • ChartBeat • Site Analytics

23.

Facebook

14.4% • Meta • Advertising

24.

Optimizely

13.94% • Optimizely • Site Analytics

25.

YouTube

6.28% • Google • Audio/Video Player

26.

Google Syndication

4.67% • Google • Advertising

27.

Google Photos

4.16% • Google • Hosting

28.

AppNexus

4.0% • Microsoft • Advertising

29.

Google AdServices

3.67% • Google • Advertising

30.

Rubicon

3.5% • The Rubicon Project, Limited • Advertising

31.

Index Exchange

3.24% • Index Exchange, Inc. • Advertising

32.

Akamai Technologies

3.11% • Akamai Technologies • Hosting

33.

Google Analytics with signals

3.07% • Google • Advertising

34.

X Corp.

3.02% • X Corp. • Social Media

35.

Criteo

2.98% • Criteo • Advertising

36.

Spotify

2.87% • Spotify • Audio/Video Player

37.

Google User Content

2.77% • Google • Hosting

38.

LiveRamp

2.5% • LiveRamp • Advertising

39.

TradeDesk

2.34% • The Trade Desk • Advertising

40.

ID5 Sync

2.2% • ID5 Technology Ltd. • Site Analytics

41.

X Syndication

2.01% • X Corp. • Social Media

42.

33Across

1.99% • 33Across • Advertising

43.

Lotame

1.97% • Lotame • Advertising

44.

Moat

1.93% • Oracle • Advertising

45.

Adobe Audience Manager

1.84% • Adobe • Advertising

46.

Live Intent

1.5% • LiveIntent • Site Analytics

47.

StickyAds

1.49% • Comcast • Advertising

48.

Integral Ad Science

1.47% • Integral Ad Science, Inc. • Advertising

16.54

Trackers Per Page Load

14.05

Tracking Requests Per Page Load

11.62%

Trackers Requests / All Requests

10.65MB

Data Saved

Tracking Methods

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