tumblr.com

1.

Jetpack

89.74% • Automattic • Site Analytics

2.

WordPress Stats

81.28% • Automattic • Site Analytics

3.

Sentry

78.44% • Sentry • Utilities

4.

Google Marketing Platform

59.9% • Google • Advertising

5.

PubMatic

50.56% • PubMatic, Inc. • Advertising

6.

Smart AdServer

17.51% • Equativ • Advertising

7.

Google Static

13.94% • Google • Hosting

8.

YouTube

10.5% • Google • Audio/Video Player

9.

Amazon CloudFront

10.18% • Amazon • Hosting

10.

Google APIs

10.08% • Google • Hosting

11.

Google

8.21% • Google • Advertising

12.

ScoreCard Research Beacon

8.13% • comScore, Inc. • Site Analytics

13.

Google Photos

7.76% • Google • Hosting

14.

Google Play Services

6.49% • Google • Hosting

15.

Google Fonts

4.81% • Google • Hosting

16.

Spotify

4.5% • Spotify • Audio/Video Player

17.

Google Syndication

3.73% • Google • Advertising

18.

Parse.ly

3.48% • Parse.ly • Site Analytics

19.

Spotify Embed

3.24% • Spotify • Audio/Video Player

20.

GitHub

2.04% • GitHub, Inc. • Customer Interaction

21.

Magnite

1.46% • Magnite • Advertising

22.

Yieldmo

1.38% • Yieldmo, Inc. • Advertising

23.

Moat

1.36% • Oracle • Advertising

24.

TripleLift

1.34% • TripleLift, Inc. • Advertising

25.

Google Recaptcha

1.31% • Google • Utilities

26.

jsDelivr

1.21% • • Hosting

27.

ShareThrough

1.2% • Sharethrough, Inc • Advertising

28.

Cloudflare

1.11% • Cloudflare • Hosting

29.

OneTag

1.08% • OneTag • Advertising

30.

Criteo

1.07% • Criteo • Advertising

31.

OpenX

1.03% • OpenX Software Ltd. • Advertising

32.

Smaato

1.02% • Verve Group • Advertising

33.

33Across

1.01% • 33Across • Advertising