cars.com

1.

OneTrust

99.49% • OneTrust • Consent Management

2.

Google Tag

95.06% • Google • Advertising

3.

Google Syndication

92.69% • Google • Advertising

4.

Acceptable Ads Exchange

92.38% • • Advertising

5.

Google Marketing Platform

90.46% • Google • Advertising

6.

Google Accounts

75.69% • Google • Customer Interaction

7.

Datadog

30.92% • Datadog • Utilities

8.

Google Analytics

29.18% • Google • Site Analytics

9.

Adobe Typekit

28.51% • Adobe • Utilities

10.

Google Fonts

27.68% • Google • Hosting

11.

Amazon Web Services

27.18% • Amazon • Hosting

12.

Index Exchange

23.27% • Index Exchange, Inc. • Advertising

13.

Qualtrics

17.25% • Qualtrics • Site Analytics

14.

DoubleVerify

9.85% • DoubleVerify • Advertising

15.

PageFair

8.34% • Blockthrough • Customer Interaction

16.

Google Static

7.67% • Google • Hosting

17.

Google

6.98% • Google • Advertising

18.

Microsoft Advertising

5.2% • Microsoft • Advertising

19.

Integral Ad Science

5.2% • Integral Ad Science, Inc. • Advertising

20.

ad-delivery.net

4.83% • • Misc

21.

FullStory

4.46% • fullstory • Site Analytics

22.

Google AdServices

3.88% • Google • Advertising

23.

AppNexus

3.59% • Microsoft • Advertising

24.

LiveRamp

3.37% • LiveRamp • Advertising

25.

Google Play Services

3.14% • Google • Hosting

26.

TradeDesk

3.09% • The Trade Desk • Advertising

27.

Teads

3.03% • Teads • Advertising

28.

Facebook

2.9% • Meta • Advertising

29.

ScoreCard Research Beacon

2.86% • comScore, Inc. • Site Analytics

30.

Cloudflare

2.79% • Cloudflare • Hosting

31.

Treasure Data

2.74% • arm • Site Analytics

32.

Rubicon

2.66% • The Rubicon Project, Limited • Advertising

33.

PubMatic

2.65% • PubMatic, Inc. • Advertising

34.

audioeye

2.58% • audioeye • Site Analytics

35.

LiveRamp CMP

2.55% • LiveRamp • Consent Management

36.

Google Analytics with signals

2.51% • Google • Advertising

37.

Google User Content

2.48% • Google • Hosting

38.

Criteo

2.28% • Criteo • Advertising

39.

Cloudflare Insights

2.16% • Cloudflare • Site Analytics

40.

ID5 Sync

2.14% • ID5 Technology • Advertising

41.

Yahoo! Ad Manager Plus

1.59% • Verizon • Advertising

42.

Outbrain

1.54% • Outbrain • Advertising

43.

Media.net

1.47% • Media.net • Advertising

44.

Sentry

1.45% • Sentry • Utilities

45.

Zemanta

1.43% • Outbrain • Customer Interaction

46.

Adobe Audience Manager

1.31% • Adobe • Advertising

47.

Google APIs

1.24% • Google • Hosting

48.

Aggregate Knowledge

1.1% • TransUnion • Advertising

49.

Reddit

1.02% • reddit • Social Media