VAST Tag Tester

Frequently Asked Questions (FAQ)

How do I preview a VAST tag?

  1. Preview video ads by uploading a VAST tag
  2. View the VAST content (XML)
  3. View or download the video file

What is a VAST tag?

VAST, which stands for Video Ad Serving Template, is an XML schema used to tell video players how to play a video ad.
Just like third-party ad tags , VAST tags are generated by an ad server.

The VAST XML data contains details about the ad media type, how the ad should be rendered, and the ad's duration, tracking informaion, and pricing (if applicable).