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.

americastestkitchen.com app-ads.txt check

americastestkitchen.com is missing out on higher CPMs: its app-ads.txt has 4 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 19 Oct 2026. 222 lines, 213 unique records, 5 duplicates, 4 invalid lines, 14 ad networks detected.

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

PubMatic — account 167397: 1 line in the file
OpenX — account 564776337: 1 line in the file
TripleLift — accounts 14765, 14765-EB: 2 lines in the file
Smaato — account 1100054264: 1 line in the file
Sovrn — accounts 491414, 489566: 2 lines in the file
Index Exchange — account 215978: 1 line in the file
Google AdMob — accounts pub-8699255262206653, pub-9368783394598679, pub-5814872297601307: 3 lines in the file
Mintegral — partner (reseller) lines only: 15 lines in the file, 400 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 10 lines in the file, 380 expected lines missing
Chartboost — partner (reseller) lines only: 11 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 28 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 11 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 11 lines in the file, 400 expected lines missing
Bidmachine — partner (reseller) lines only: 17 lines in the file, 400 expected lines missing

Invalid lines

Streamvisionmedia, 48525, RESELLER
tricoastmedia.tv, 5312, DIRECTaceex.io, 2706, RESELLER, b1cf3c874d5c6682
engagemedia.tv, 1130, RESELLERopenx.com, 566078880, RESELLER, 6a698e2ec38604c6
connatix.com, [INSERT PUBID], DIRECT, 2af98acdee0e81ed

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

FAQ

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

Yes — https://americastestkitchen.com/app-ads.txt has 222 lines (checked 19 Oct 2026).

Which ad networks does americastestkitchen.com work with?

Its app-ads.txt lists PubMatic, OpenX, TripleLift, Smaato, Sovrn, Index Exchange, Google AdMob, Mintegral, Liftoff Monetize (Vungle), Chartboost, Yango Ads, DSP Exchange and 2 more.

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