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Advertising & Marketing · Recorded milestone

Ad server network

Recorded year1996

DoubleClick serves and counts banner ads across many websites, targeting them with cookies and paying sites per view.

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Built on

Browser cookiesRecorded · 1994enables
Web banner adRecorded · 1994enables

Led to

Contextual ads on any siteRecorded · 2003enables
Ad revenue for creatorsRecorded · 2007requires
Real-time ad auctionsRecorded · 2009enables

Sources & evidence

Additional source

Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.