Market Share by Top Websites

1 Seznam is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Conversant Ad Server is clearly lagging behind, losing to Seznam in all segments.

Websites Categories

1 Seznam has better usage coverage in more websites categories. Including Reference Materials, E-commerce & Shopping, Computers Electronics & Technology, Vehicles and 16 other categories.

2 Conversant Ad Server is leading in Arts & Entertainment, Science & Education, News & Media and Law & Government.


1 Conversant Ad Server is leading in most countries, including United States, United Kingdom, France, Italy and 47 other countries.

2 Seznam is leading in Czech Republic, Slovakia, Poland, Germany and 42 other countries.