File Extension Detector

Upload Your Video Ad to determine the video's file extension.

Check 24+ ad quality tests for ad performance — validate against IAB video ad guidelines

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drop your ad !
HTML5 Zip
Ad Tag
VAST
Video
Image
Audio
smart_display settings_system_daydream panorama
Drop your video ads here
MP4, WebM, MOV, AVI, MPG, 3GP, MXF
Validate against:
Ad Spec: IAB Ad Guidelines
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File Extension

The file extension of the video file, for example: mp4.

Why do we test it?

Publishers commonly have a restricted number of video file types they accept.