Viewability metrics are frequently found on the best DSP's, where by default, the DSP is measuring the viewability of all impressions bought. If the DSP does not measure the viewability, you will be able to integrate a third party provider to measure the viewability, like IAS or Meetrics.

The industry standard for viewability was developed under the leadership of the Media Rating Council (MRC). * Display and App ads are considered viewable when at least 50% of the ad is visible for at least 1 second. * Video ads are considered viewable when at least 50% of the ad is