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.

1spotmedia.com app-ads.txt check

1spotmedia.com achieves the best ad optimization: its app-ads.txt has no errors and matches what its 3 ad networks expect (100% of 5 lines).

Checked 20 Oct 2026. 164 lines, 140 unique records, 0 duplicates, 0 invalid lines, 11 ad networks detected.

Ad networks in 1spotmedia.com/app-ads.txt

Index Exchange — accounts 187357, 188600: 2 lines in the file
Sovrn — accounts 242989, 242989-eb: 2 lines in the file
PubMatic — account 159856: 1 line in the file
Mintegral — partner (reseller) lines only: 27 lines in the file, 400 expected lines missing
Chartboost — partner (reseller) lines only: 18 lines in the file, 400 expected lines missing
BIGO Ads — partner (reseller) lines only: 13 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 43 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 21 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 17 lines in the file, 400 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 17 lines in the file, 400 expected lines missing
Bidmachine — partner (reseller) lines only: 33 lines in the file, 400 expected lines missing

Corrected file: 1spotmedia.com app-ads.txt (fixed).

FAQ

Does 1spotmedia.com have an app-ads.txt?

Yes — https://1spotmedia.com/app-ads.txt has 164 lines (checked 20 Oct 2026).

Which ad networks does 1spotmedia.com work with?

Its app-ads.txt lists Index Exchange, Sovrn, PubMatic, Mintegral, Chartboost, BIGO Ads, Yango Ads, DSP Exchange, Maticoo (zMaticoo), Verve (PubNative), Bidmachine.

Is the app-ads.txt of 1spotmedia.com correct?