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Ads-Txt

Description

Ads.txt is a file used by publishers to declare authorized sellers of their ad inventory.

Definition

Short for 'Authorized Digital Sellers,' it prevents unauthorized reselling of inventory and improves ad transparency and brand safety.

Why Is Ads-Txt Important for App Marketers?

It protects against domain spoofing and helps advertisers verify legitimate supply sources.

Where You Can Use Ads-Txt

Web publishers (mobile and desktop), SSPs, DSP validation tools, programmatic campaigns.

What Are the Best Practices

  • Keep ads.txt updated, verify all partners, avoid unauthorized resellers, sync with SSP recommendations.
It’s a simple file with powerful implications. Clean ads.txt = clean revenue.