redfin.com

1.

Amazon Web Services

99.25% • Amazon • Hosting

2.

OneTrust

98.55% • OneTrust • Consent Management

3.

Google Tag

93.81% • Google • Advertising

4.

Amazon CloudFront

82.37% • Amazon • Hosting

5.

Google Accounts

77.43% • Google • Utilities

6.

Facebook

76.59% • Meta • Advertising

7.

Google

74.38% • Google • Advertising

8.

Qualaroo

69.14% • • Site Analytics

9.

Google APIs

67.71% • Google • Hosting

10.

Google Static

66.74% • Google • Hosting

11.

Google Fonts

66.37% • Google • Hosting

12.

Google Marketing Platform

11.35% • Google • Advertising

13.

TradeDesk

8.31% • The Trade Desk • Advertising

14.

Google Analytics

7.99% • Google • Site Analytics

15.

Microsoft Advertising

7.81% • Microsoft • Advertising

16.

Datadog

6.6% • Datadog • Utilities

17.

Amazon Advertising

6.46% • Amazon • Advertising

18.

Google AdServices

6.36% • Google • Advertising

19.

ScoreCard Research Beacon

6.01% • comScore, Inc. • Site Analytics

20.

TikTok Analytics

5.77% • ByteDance Inc • Site Analytics

21.

Google Analytics with signals

5.74% • Google • Advertising

22.

Spotify

5.45% • Spotify • Audio/Video Player

23.

Cloudflare

5.2% • Cloudflare • Hosting

24.

Magnite

4.68% • Magnite • Advertising

25.

PubMatic

4.68% • PubMatic, Inc. • Advertising

26.

Index Exchange

4.67% • Index Exchange, Inc. • Advertising

27.

AppNexus

4.66% • Microsoft • Advertising

28.

ShareThrough

4.66% • Sharethrough, Inc • Advertising

29.

TripleLift

4.66% • TripleLift, Inc. • Advertising

30.

Rise

4.6% • Rise Code • Advertising

31.

Adobe Audience Manager

4.32% • Adobe • Advertising

32.

SMART AdServer

4.12% • Smart Adserver • Advertising

33.

Google Syndication

3.91% • Google • Advertising

34.

Yahoo! Ad Manager Plus

3.91% • Verizon • Advertising

35.

Live Intent

3.87% • LiveIntent • Site Analytics

36.

Media.net

3.51% • Media.net • Advertising

37.

Bidswitch

3.08% • Criteo • Advertising

38.

Aggregate Knowledge

2.89% • TransUnion • Advertising

39.

StickyAds

2.8% • Comcast • Advertising

40.

sovrn

2.58% • Sovrn Holdings Inc • Advertising

41.

LiveRamp

2.49% • LiveRamp • Advertising

42.

OpenX

2.48% • OpenX Software Ltd. • Advertising

43.

Criteo

2.47% • Criteo • Advertising

44.

Outbrain

2.44% • Outbrain • Advertising

45.

Connatix

2.39% • Connatix Native Exchange • Advertising

46.

Smaato

2.24% • Verve Group • Advertising

47.

StreamRail

2.18% • ironSource • Advertising

48.

Zemanta

2.15% • Outbrain • Customer Interaction

49.

Beeswax

2.0% • Beeswax • Advertising

50.

Adform

1.96% • Adform • Advertising

51.

Rhythmone Beacon

1.96% • RhythmOne, LLC • Advertising

52.

jsDelivr

1.95% • • Hosting

53.

StackAdapt

1.84% • StackAdapt • Advertising

54.

Dotomi

1.83% • Conversant • Advertising

55.

Quantcast

1.75% • Quantcast International Limited • Advertising

56.

Taboola

1.72% • Taboola • Advertising

57.

Tapad

1.72% • Telenor Group • Advertising

58.

SiteScout by Centro

1.69% • Centro • Advertising

59.

PulsePoint

1.61% • PulsePoint, Inc. • Advertising

60.

DoubleVerify

1.44% • DoubleVerify • Advertising

61.

Simpli.fi

1.43% • Simplifi Holdings Inc. • Advertising

62.

MediaMath

1.42% • MediaMath, Inc. • Advertising

63.

Turn Inc.

1.41% • Singtel • Advertising

64.

DeepIntent

1.31% • Deep Intent • Advertising

65.

Demandbase

1.31% • Demandbase • Advertising

66.

RTB House

1.31% • RTB House • Advertising

67.

InMobi

1.29% • InMobi • Advertising

68.

YouTube

1.22% • Google • Audio/Video Player

69.

33Across

1.16% • 33Across • Advertising

70.

Bidtellect

1.16% • Simpli.fi • Advertising

71.

TRUSTe Notice

1.15% • TrustArc • Consent Management

72.

AdGear

1.14% • Samsung • Advertising

73.

Cognitiv

1.1% • Cognitiv • Advertising

74.

Unruly Media

1.1% • Tremor International • Advertising

75.

Aniview

1.09% • Aniview • Advertising

76.

Integral Ad Science

1.01% • Integral Ad Science, Inc. • Advertising