add
New Scan
folder_open
0
My Scans
fact_check
Ad Specs
rocket_launch
Launching
photo_auto_merge
3P Uploads
inbox
My Inbox
group
1
My Team
settings
Settings
notifications_active
Alerts
login
Log In

VAST Video File Extension Detector

Scan your VAST Video to detect the video file extension (MP4, WebM).

Collect 37+ data points and validate against IAB ad guidelines

HTML5 Zip
Ad Tag
VAST
Video
Image
Audio
 
auto_stories
API Docs
Go ahead, try
it yourself !

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.