An IAB Tech Lab standard that lets app publishers declare which ad networks are authorized to sell their inventory.

Where do I put the app-ads.txt file?

At the root of the developer website listed in your App Store / Google Play page, e.g. https://studio.com/app-ads.txt.

What is a Certification Authority ID?

An optional TAG-ID of the ad system, the 4th field of an app-ads.txt record.

issdetector.com app-ads.txt check

issdetector.com is missing out on higher CPMs: its app-ads.txt has 1 invalid line. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 20 Oct 2026. 96 lines, 85 unique records, 0 duplicates, 1 invalid lines, 7 ad networks detected.

Ad networks in issdetector.com/app-ads.txt

Google AdMob — account pub-2772722233836320: 1 line in the file
Index Exchange — account 196004: 1 line in the file
Mintegral — partner (reseller) lines only: 15 lines in the file, 400 expected lines missing
Chartboost — partner (reseller) lines only: 10 lines in the file, 400 expected lines missing
InMobi — partner (reseller) lines only: 11 lines in the file, 260 expected lines missing
Yango Ads — partner (reseller) lines only: 26 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 25 lines in the file, 400 expected lines missing

Invalid lines

yahoo.com, 58905, RESELLER e1a5b5b6e3255540

Corrected file: issdetector.com app-ads.txt (fixed).

FAQ

Does issdetector.com have an app-ads.txt?

Yes — https://issdetector.com/app-ads.txt has 96 lines (checked 20 Oct 2026).

Which ad networks does issdetector.com work with?

Its app-ads.txt lists Google AdMob, Index Exchange, Mintegral, Chartboost, InMobi, Yango Ads, DSP Exchange.

Is the app-ads.txt of issdetector.com correct?