britannica.com

1.

Google Tag

89.4% • Google • Advertising

2.

VWO

87.62% • Wingify • Site Analytics

3.

Cloudflare Insights

84.3% • Cloudflare • Site Analytics

4.

Google Fonts

73.71% • Google • Hosting

5.

LiveRamp CMP

73.4% • LiveRamp • Consent Management

6.

Google Static

68.73% • Google • Hosting

7.

consentmanager

16.19% • consentmanager • Consent Management

8.

Launch Darkly

9.2% • LaunchDarkly • Utilities

9.

Google Analytics

7.45% • Google • Site Analytics

10.

Google Marketing Platform

6.96% • Google • Advertising

11.

Facebook

5.7% • Meta • Advertising

12.

Google

5.69% • Google • Advertising

13.

Sentry

5.68% • Sentry • Utilities

14.

Google APIs

5.16% • Google • Hosting

15.

JW Player

3.82% • JW Player • Audio/Video Player

16.

Microsoft Advertising

3.55% • Microsoft • Advertising

17.

Amazon Advertising

3.51% • Amazon • Advertising

18.

TradeDesk

3.14% • The Trade Desk • Advertising

19.

Criteo

3.14% • Criteo • Advertising

20.

ID5 Sync

3.07% • ID5 Technology • Advertising

21.

Magnite

3.05% • Magnite • Advertising

22.

Live Intent

3.03% • LiveIntent • Site Analytics

23.

Google Analytics with signals

3.02% • Google • Advertising

24.

PubMatic

3.0% • PubMatic, Inc. • Advertising

25.

Google Syndication

2.97% • Google • Advertising

26.

Index Exchange

2.94% • Index Exchange, Inc. • Advertising

27.

TripleLift

2.94% • TripleLift, Inc. • Advertising

28.

AppNexus

2.93% • Microsoft • Advertising

29.

OpenX

2.91% • OpenX Software Ltd. • Advertising

30.

Nativo

2.85% • Nativo • Advertising

31.

Yahoo! Analytics

2.83% • Verizon • Site Analytics

32.

AdaptMX

2.78% • Monet Engine • Advertising

33.

ShareThrough

2.77% • Sharethrough, Inc • Advertising

34.

33Across

2.74% • 33Across • Advertising

35.

Rhythmone Beacon

2.69% • RhythmOne, LLC • Advertising

36.

SMART AdServer

2.66% • Smart Adserver • Advertising

37.

Intent IQ

2.63% • AlmondNet • Advertising

38.

Kargo

2.61% • Kargo • Advertising

39.

Rise

2.6% • Rise Code • Advertising

40.

LiveRamp

2.6% • LiveRamp • Advertising

41.

Microsoft Clarity

2.58% • Microsoft • Site Analytics

42.

Bidswitch

2.57% • Criteo • Advertising

43.

Unruly Media

2.55% • Tremor International • Advertising

44.

Dotomi

2.47% • Conversant • Advertising

45.

Smaato

2.42% • Verve Group • Advertising

46.

Adform

2.41% • Adform • Advertising

47.

Zemanta

2.33% • Outbrain • Customer Interaction

48.

fontawesome.com

2.32% • • Hosting

49.

ADman Media

2.31% • illumin • Advertising

50.

Contentful

2.29% • Contentful • Utilities

51.

RTB House

2.26% • RTB House • Advertising

52.

PulsePoint

2.23% • PulsePoint, Inc. • Advertising

53.

Media.net

2.21% • Media.net • Advertising

54.

Smile Wanted

2.19% • Smile Wanted Group • Advertising

55.

Adelphic

2.11% • Viant • Site Analytics

56.

GrowthCode Analysis

2.09% • GrowthCode • Site Analytics

57.

Yahoo! Ad Manager Plus

2.08% • Verizon • Advertising

58.

Yieldmo

2.01% • Yieldmo, Inc. • Advertising

59.

DeepIntent

2.01% • Deep Intent • Advertising

60.

Amazon CloudFront

2.01% • Amazon • Hosting

61.

Adyoulike

1.99% • Open Web • Advertising

62.

Amazon Web Services

1.99% • Amazon • Hosting

63.

YouTube

1.98% • Google • Audio/Video Player

64.

Audience Square

1.93% • Audigent • Advertising

65.

Rich Audience

1.9% • Rich Audience • Advertising

66.

Braze

1.88% • Braze • Site Analytics

67.

Integral Ad Science

1.86% • Integral Ad Science • Advertising

68.

Synacor

1.84% • Synacor • Advertising

69.

Improve Digital

1.84% • Improve Digital • Advertising

70.

Fastly

1.83% • Fastly • Hosting

71.

Epsilon

1.8% • Epsilon • Advertising

72.

OneTag

1.8% • OneTag • Advertising

73.

sovrn

1.8% • Sovrn Holdings Inc • Advertising

74.

InMobi

1.75% • InMobi • Advertising

75.

Sonobi

1.69% • Sonobi, Inc • Advertising

76.

Google AdServices

1.62% • Google • Advertising

77.

Google Translate

1.62% • Google • Customer Interaction

78.

Demandbase

1.61% • Demandbase • Advertising

79.

Disqus

1.58% • Zeta Global • Customer Interaction

80.

StreamRail

1.55% • ironSource • Advertising

81.

Cloudflare

1.52% • Cloudflare • Hosting

82.

Between Digital

1.5% • Between Digital • Advertising

83.

ORC International

1.42% • Engine • Advertising

84.

Amazon CDN

1.42% • Amazon • Hosting

85.

Adobe Audience Manager

1.37% • Adobe • Advertising

86.

StackAdapt

1.36% • StackAdapt • Advertising

87.

Lotame

1.35% • Lotame • Advertising

88.

Turn Inc.

1.28% • Singtel • Advertising

89.

Google User Content

1.27% • Google • Hosting

90.

Tapad

1.24% • Experian • Advertising

91.

33Across

1.23% • 33Across • Advertising

92.

Adotmob

1.23% • Adot • Advertising

93.

Aggregate Knowledge

1.22% • TransUnion • Advertising

94.

Adition

1.14% • ProSiebenSat.1 Media • Advertising

95.

Beeswax

1.14% • Beeswax • Advertising

96.

Research Now

1.09% • Research Now Group, Inc • Advertising

97.

Adobe Advertising Cloud

1.08% • Adobe • Advertising

98.

Google Photos

1.05% • Google • Hosting

99.

Outbrain

1.04% • Outbrain • Advertising

100.

DoubleVerify

1.03% • DoubleVerify • Advertising