Systems Overview

There are many systems that power digital advertising on the internet - below you will find a ranking of these platforms, determined by the number sites that use ad system, and the frequency by which the site is communicating with a given ad system.

Some of the communication is benign, but the scope and volume of communication serve as an excellent proxy for the level of insight a platform potentially has regarding the users of given site.

Systems Ranking
1
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Google
Google is a multinational corporation that specializes in Internet-related services and products.
30 unique domains 1,209,473 detected 75,014 sites 115.48% coverage 0 sellers.json

2
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Rubicon Project
Rubicon Project is an advertising automation platform enabling premium publishers to transact advertising brands.
16 unique domains 158,650 detected 59,876 sites 92.17% coverage 3,189 sellers.json

3
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Facebook
Facebook is an online social networking service that enables its users to connect with friends and family.
9 unique domains 146,130 detected 4,901 sites 7.54% coverage 0 sellers.json

4
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Amazon
Amazon is an international e-commerce website for consumers, sellers, and content creators.
23 unique domains 135,226 detected 2,342 sites 3.61% coverage 351 sellers.json

5
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PubMatic
PubMatic is an automation solutions company for an open digital media industry.
20 unique domains 115,841 detected 58,042 sites 89.35% coverage 2,599 sellers.json

6
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Index Exchange
Index Exchange is an exchange technology, enabling digital publishers and suppliers to sell ad impressions programmatically and in realtime.
11 unique domains 113,058 detected 59,438 sites 91.50% coverage 2,452 sellers.json

7
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AppNexus
AppNexus operates a cloud-based software platform that enables and optimizes programmatic online advertising.
12 unique domains 107,415 detected 64,070 sites 98.63% coverage 2,020 sellers.json

8
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LiveRamp
LiveRamp is the leading data connectivity platform for the safe and effective use of data.
4 unique domains 89,857 detected sites 0.00% coverage sellers.json

9
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Gemini from Yahoo!
Yahoo operates an online web portal intended to provide the latest news on cricket, finance, lifestyle, movies, celebrity, travel, and more.
18 unique domains 87,256 detected 26,010 sites 40.04% coverage 1,208 sellers.json

10
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Adobe Ad Cloud
Adobe provides digital media and digital marketing solutions.
64 unique domains 83,114 detected sites 0.00% coverage sellers.json

11
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Quantcast
Quantcast helps create a more personalized digital world.
4 unique domains 80,542 detected 1,535 sites 2.36% coverage 0 sellers.json

12
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Twitter
Twitter is a social networking platform that allows its users to send and read micro-blogs of up to 280-characters known as “tweets”.
6 unique domains 75,816 detected sites 0.00% coverage sellers.json

13
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Krux
Krux helps marketers, publishers and agencies drive revenue by delivering smarter content, commerce and marketing experiences.
6 unique domains 72,439 detected sites 0.00% coverage sellers.json

14
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Criteo
Criteo is a global technology company that serves personalized online display advertisements to consumers on behalf of e-commerce companies.
15 unique domains 66,465 detected 18,427 sites 28.37% coverage 0 sellers.json

15
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ComScore
comScore is a cross-platform measurement company that measures audiences, brands, and consumer behavior.
1 unique domains 62,555 detected sites 0.00% coverage sellers.json

16
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The Trade Desk
The Trade Desk is an online demand-side platform that provides buying tools for digital media buyers.
8 unique domains 61,779 detected 733 sites 1.13% coverage 0 sellers.json

17
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OpenX
OpenX provides digital and advertising technologies that optimize a company's advertising revenue.
35 unique domains 59,677 detected 62,090 sites 95.58% coverage 6,131 sellers.json

18
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Moat
Moat is a SaaS-based search engine for display ads, enabling users to find and discover their favorite brands.
17 unique domains 57,449 detected sites 0.00% coverage sellers.json

19
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district m
17 unique domains 53,871 detected 49,429 sites 76.09% coverage 804 sellers.json

20
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Oath
11 unique domains 46,318 detected 29,091 sites 44.78% coverage 0 sellers.json

21
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Chartbeat
Chartbeat tools measure and monetize website visitors' attention and engagement on page content and advertising.
5 unique domains 43,754 detected sites 0.00% coverage sellers.json

22
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Taboola
Taboola is a content discovery platform that connects people with content they may like but never knew existed.
16 unique domains 43,362 detected 16,914 sites 26.04% coverage 28,919 sellers.json

23
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BidSwitch
6 unique domains 42,701 detected sites 0.00% coverage 0 sellers.json

24
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Lotame
Lotame offers data management technologies designed to provide unstacked data solutions.
5 unique domains 42,218 detected sites 0.00% coverage sellers.json

25
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TripleLift
TripleLift is the programmatic technology company for native, branded content and OTT.
6 unique domains 41,266 detected 24,135 sites 37.15% coverage 3,390 sellers.json

26
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Integral Ad Science
IAS is a global technology and data company that empowers the advertising industry to effectively influence consumers everywhere.
5 unique domains 41,141 detected sites 0.00% coverage sellers.json

27
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WordPress
WordPress offers a web publishing software that can be used to create websites or blogs.
9 unique domains 40,778 detected sites 0.00% coverage sellers.json

28
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Skimlinks
Skimlinks is the leading commerce content monetization platform, supporting publishers’ creation of a new revenue stream.
5 unique domains 40,298 detected sites 0.00% coverage sellers.json

29
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Cloudflare
Cloudflare is a web performance and security company that provides online services to protect and accelerate websites online.
7 unique domains 35,985 detected sites 0.00% coverage sellers.json

30
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MediaMath
MediaMath develops and delivers digital advertising media and data management technology solutions to advertisers worldwide.
6 unique domains 35,567 detected 1,320 sites 2.03% coverage 0 sellers.json

31
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Outbrain
Outbrain is a content discovery platform providing publishers a service for recommended links to increase traffic and generate revenue.
10 unique domains 30,332 detected 20,660 sites 31.80% coverage 3,230 sellers.json

32
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Conversant
Conversant is a leader in personalized digital marketing.
43 unique domains 30,250 detected 22,625 sites 34.83% coverage 598 sellers.json

33
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Amobee
Amobee is a global digital marketing technology company and a wholly owned subsidiary of Singtel.
5 unique domains 28,953 detected sites 0.00% coverage sellers.json

34
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Nielsen
Global marketing research and business services company.
2 unique domains 28,936 detected sites 0.00% coverage sellers.json

35
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Nielsen
Global marketing research and business services company.
2 unique domains 28,936 detected sites 0.00% coverage sellers.json

36
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Bluekai
BlueKai is a data management platform that provides third-party data for use in a company's intelligent marketing activities.
3 unique domains 28,918 detected sites 0.00% coverage sellers.json

37
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Bounce Exchange
BounceX enables the world's top brands to better recognize their customers online, providing 1-to-1 marketing at scale.
8 unique domains 28,861 detected sites 0.00% coverage sellers.json

38
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GumGum
GumGum is a global technology and media company specializing in contextual intelligence.
8 unique domains 27,325 detected 37,976 sites 58.46% coverage 921 sellers.json

39
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Piano
Piano Software provides a business platform for digital media.
10 unique domains 27,201 detected sites 0.00% coverage sellers.json

40
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LinkedIn
LinkedIn is a professional networking site that allows its members to create business connections, search jobs, and find potential clients.
4 unique domains 25,003 detected sites 0.00% coverage sellers.json

41
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RTB House
Technology Powered by Deep Learning
5 unique domains 24,149 detected 4,360 sites 6.71% coverage 0 sellers.json

42
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AddThis
AddThis provides social engagement tools, APIs and services personalizing websites for engagement, monetization and traffic boosting.
13 unique domains 23,080 detected sites 0.00% coverage sellers.json

43
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LiveIntent
Liveintent is a people-based marketing technology platform that generates a customer graph while driving sales and revenue.
6 unique domains 23,067 detected 3,345 sites 5.15% coverage 3,963 sellers.json

44
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Sovrn
Sovrn offers products and services to online publishers that help them grow, operate their business, and manage consumer data.
1 unique domains 22,705 detected 47,130 sites 72.55% coverage 0 sellers.json

45
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RhythmOne
RhythmOne is a technology-enabled digital media company that connects online audiences with brands through premium content across devices.
1 unique domains 22,536 detected 49,646 sites 76.42% coverage 2,607 sellers.json

46
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Centro Brand Exchange
Centro's technology platform, Basis, is an advertising solution unifying programmatic buying, workflow automation and business intelligence.
1 unique domains 21,785 detected sites 0.00% coverage sellers.json

47
Drawbridge
Drawbridge uses large-scale AI and machine learning technology to build Identity solutions that connect, unify, & enhance customer data.
1 unique domains 21,526 detected 1 sites 0.00% coverage 0 sellers.json

48
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Media.net
Media.net is a premium contextual advertising company.
18 unique domains 20,509 detected 17,327 sites 26.67% coverage 2,001 sellers.json

49
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NeuStar
Neustar offers a range of cloud-based services enabling marketing and IT professionals to promote and protect their businesses.
1 unique domains 20,141 detected sites 0.00% coverage sellers.json

50
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EMX digital
EMX Digital is a digital advertising marketplace.
6 unique domains 20,141 detected sites 0.00% coverage sellers.json