Market Share by Top Websites

1 GroupM Server is leading in The Entire Web.

2 AdvertServe is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 AdvertServe has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Business & Industry, Shopping and 124 other categories.

2 GroupM Server is leading in Games, Web Hosting, Marketing & Advertising, Clothing and 10 other categories.


1 AdvertServe is leading in most countries, including Russia, United States, Turkey, Ukraine and 64 other countries.

2 GroupM Server is leading in Poland, Germany, Denmark, Sweden and 8 other countries.