speedtest.net

1.

Google Tag

91.8% • Google • Advertising

2.

Ziff Davis

90.67% • Ziff Davis LLC • Advertising

3.

Active Campaign

88.69% • Active Campaign • Site Analytics

4.

Live Intent

85.79% • LiveIntent • Site Analytics

5.

DoubleClick

73.11% • Google • Advertising

6.

OneTrust

41.26% • OneTrust • Consent Management

7.

Criteo

41.19% • Criteo • Advertising

8.

Rubicon

40.35% • The Rubicon Project, Limited • Advertising

9.

PubMatic

40.29% • PubMatic, Inc. • Advertising

10.

OpenX

40.26% • OpenX Software Ltd. • Advertising

11.

Index Exchange

40.25% • Index Exchange, Inc. • Advertising

12.

AppNexus

39.94% • Microsoft • Advertising

13.

Yahoo!

39.12% • Verizon • Site Analytics

14.

ShareThrough

38.04% • Sharethrough, Inc • Advertising

15.

ID5 Sync

30.26% • ID5 Technology Ltd. • Site Analytics

16.

Media.net

23.95% • Media.net • Advertising

17.

PageFair

21.33% • Blockthrough • Customer Interaction

18.

Google

15.69% • Google • Advertising

19.

Amazon Advertising

7.79% • Amazon • Advertising

20.

Google Static

6.7% • Google • Hosting

21.

Google Analytics

5.68% • Google • Site Analytics

22.

BlueKai

4.32% • Oracle • Advertising

23.

Google Syndication

4.05% • Google • Advertising

24.

Google Fonts

4.01% • Google • Hosting

25.

NetRatings SiteCensus

3.58% • Nielsen • Advertising

26.

Lotame

3.57% • Lotame • Advertising

27.

Google Analytics with signals

3.33% • Google • Advertising

28.

TradeDesk

3.24% • The Trade Desk • Advertising

29.

Adobe Audience Manager

2.7% • Adobe • Advertising

30.

Audience Square

2.7% • Audigent • Advertising

31.

Google AdServices

2.66% • Google • Advertising

32.

Zemanta

2.4% • Outbrain • Customer Interaction

33.

Turn Inc.

2.4% • Singtel • Advertising

34.

LiveRamp

2.23% • LiveRamp • Advertising

35.

Google User Content

2.17% • Google • Hosting

36.

Bidswitch

2.07% • Criteo • Advertising

37.

StackAdapt

2.03% • StackAdapt • Advertising

38.

Rhythmone Beacon

1.87% • RhythmOne, LLC • Advertising

39.

Beeswax

1.84% • Beeswax • Advertising

40.

Adform

1.81% • Adform • Advertising

41.

SMART AdServer

1.79% • Smart Adserver • Advertising

42.

Zeta

1.75% • Zeta Global • Customer Interaction

43.

sovrn

1.74% • Sovrn Holdings Inc • Advertising

44.

Yahoo! Ad Manager Plus

1.71% • Verizon • Advertising

45.

Tapad

1.61% • Telenor Group • Advertising

46.

Google APIs

1.58% • Google • Hosting

47.

Aggregate Knowledge

1.57% • TransUnion • Advertising

48.

Dotomi

1.56% • Conversant • Advertising

49.

Sonobi

1.54% • Sonobi, Inc • Advertising

50.

33Across

1.45% • 33Across • Advertising

51.

PulsePoint

1.43% • PulsePoint, Inc. • Advertising

52.

Quantcast

1.38% • Quantcast International Limited • Advertising

53.

SiteScout by Centro

1.37% • Centro • Advertising

54.

ADman Media

1.37% • illumin • Advertising

55.

ad-delivery.net

1.36% • • Misc

56.

LinkedIn Ads

1.33% • Microsoft • Advertising

57.

Yahoo! Analytics

1.32% • Verizon • Site Analytics

58.

jsDelivr

1.31% • • Hosting

59.

RTB House

1.29% • RTB House • Advertising

60.

AMP Project

1.27% • Google • Misc

61.

DeepIntent

1.26% • Deep Intent • Advertising

62.

Smaato

1.25% • Verve Group • Advertising

63.

Yieldmo

1.18% • Yieldmo, Inc. • Advertising

64.

Microsoft Advertising

1.17% • Microsoft • Advertising

65.

Improve Digital

1.14% • Improve Digital • Advertising

66.

Adelphic

1.08% • Viant • Site Analytics

67.

MediaMath

1.08% • MediaMath, Inc. • Advertising

68.

Unruly Media

1.04% • Tremor International • Advertising

69.

Simpli.fi

1.03% • Simplifi Holdings Inc. • Advertising

70.

StickyAds

1.03% • Comcast • Advertising

71.

Bidtellect

1.02% • Simpli.fi • Advertising

72.

eXelate

1.02% • Nielsen • Advertising