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Integral Ad Science is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
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In terms of market share, Ziff Davis is clearly lagging behind, losing to Integral Ad Science in all segments.
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Integral Ad Science has better usage coverage in more websites categories. Including Games, Arts & Entertainment, News & Media, Sports and 19 other categories.
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Ziff Davis is leading in Heavy Industry & Engineering.
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Integral Ad Science is leading in most countries, including United States, United Kingdom, Canada, Philippines and 145 other countries.
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Ziff Davis is leading in Denmark, Slovakia, Lithuania and Lao People's Democratic Republic.