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A Pubmatic Server Anomaly, $1 Billion CPMs, and a Complicated Programmatic Ecosystem

Ad Monsters

A spokesperson for the SSP said that the anomaly occurred at one of its US data centers, causing publisher ad servers to receive abnormally high CPMs on a limited number of impressions. The excessively high bids from PubMatic’s error affected only a small portion of ad impressions.

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The Crazy Advertising Technology Landscape

InMobi

Running campaigns this way allows the media agency to have two sets of servers tracking impressions (the first being the publishers metrics) and clicks, which is an additional layer of verification and is safer than simply relying on the publisher’s numbers alone. What specific websites/apps the ad ran on.