carfax.com

1.

DataDome

73.26% • DataDome • Site Analytics

2.

Google Tag Manager

58.55% • Google • Essential

3.

CookieLaw by OneTrust (formerly Optanaon)

41.79% • OneTrust • Consent Management

4.

Blue Triangle

40.75% • Blue Triangle • Site Analytics

5.

New Relic

35.18% • New Relic • Site Analytics

6.

Google Static

33.71% • Google • CDN

7.

OneTrust

32.97% • OneTrust • Consent Management

8.

Branch

31.4% • Branch Metrics • Advertising

9.

Adobe Audience Manager

30.42% • Adobe • Advertising

10.

Google Fonts

30.0% • Google • CDN

11.

Optimizely

26.35% • Optimizely • Site Analytics

12.

Google

24.48% • Google • Advertising

13.

Adobe Experience Cloud

22.12% • Adobe • Site Analytics

14.

Segment

21.43% • Segment • Site Analytics

15.

Facebook Social Graph

14.71% • Meta • Social Media

16.

DoubleClick

10.11% • Google • Advertising

17.

ContentSquare

8.87% • Content Square • Advertising

18.

Google AdServices

5.77% • Google • Advertising

19.

Facebook

5.15% • Meta • Advertising

20.

Qualtrics

4.92% • Qualtrics • Site Analytics

21.

Cloudflare

3.44% • Cloudflare • CDN

22.

Microsoft Advertising

2.33% • Microsoft • Advertising

23.

Criteo

2.12% • Criteo • Advertising

24.

ImgIX

2.01% • • CDN

25.

Gravatar

1.79% • Automattic • Social Media

26.

Auth0 Inc.

1.55% • Auth0 Inc. • Site Analytics

27.

Kount

1.52% • • Site Analytics

28.

WordPress Stats

1.52% • Automattic • Site Analytics

29.

iSpot.tv

1.45% • • Advertising

30.

RTB House

1.33% • RTB House • Advertising