_

About the Ads.txt Validator

This tool is designed to help publishers ensure that your Ads.txt file is configured properly. Having a functioning Ads.txt file is important for letting buyers know where they can safely find your inventory without the aid of a third party.

Other Resources

About Ads.txt (IAB) Why AppNexus is Supporting Ads.txt Getting Started with Ads.txt

or
Drop ads.txt File here
or
Select File