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.

microcosmostech.com app-ads.txt check

microcosmostech.com achieves the best ad optimization: its app-ads.txt has no errors and matches what its 2 ad networks expect (100% of 2 lines).

Checked 20 Oct 2026. 133 lines, 133 unique records, 0 duplicates, 0 invalid lines, 17 ad networks detected.

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

Google AdMob — accounts pub-2766155303987173, pub-2116133255145057: 2 lines in the file
TikTok Ad Network (Pangle) — account 5044379: 1 line in the file
Mintegral — partner (reseller) lines only: 46 lines in the file, 400 expected lines missing
Unity Ads — partner (reseller) lines only: 10 lines in the file, 150 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 10 lines in the file, 115 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 18 lines in the file, 372 expected lines missing
Chartboost — partner (reseller) lines only: 16 lines in the file, 400 expected lines missing
InMobi — partner (reseller) lines only: 47 lines in the file, 224 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 34 lines in the file, 400 expected lines missing
Yandex Ads — partner (reseller) lines only: 20 lines in the file, 148 expected lines missing
BIGO Ads — partner (reseller) lines only: 43 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 64 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 29 lines in the file, 400 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 33 lines in the file, 400 expected lines missing
CAS.ai — partner (reseller) lines only: 19 lines in the file, 146 expected lines missing
DSail — partner (reseller) lines only: 19 lines in the file, 146 expected lines missing
Bidmachine — partner (reseller) lines only: 82 lines in the file, 400 expected lines missing

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

FAQ

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

Yes — https://microcosmostech.com/app-ads.txt has 133 lines (checked 20 Oct 2026).

Which ad networks does microcosmostech.com work with?

Its app-ads.txt lists Google AdMob, TikTok Ad Network (Pangle), Mintegral, Unity Ads, ironSource / LevelPlay, Liftoff Monetize (Vungle), Chartboost, InMobi, DT Exchange (Fyber), Yandex Ads, BIGO Ads, Yango Ads and 5 more.

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