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.

starapp-web.web.app app-ads.txt check

starapp-web.web.app 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 21 Oct 2026. 1,563 lines, 1,221 unique records, 340 duplicates, 1 invalid lines, 26 ad networks detected.

Ad networks in starapp-web.web.app/app-ads.txt

Google AdMob — account pub-7493327078979033: 1 line in the file
Unity Ads — account 7054532: 71 lines in the file, 90 expected lines missing
AppLovin — account 6ab9ede9c7842af0cddaa08398406b81: 34 lines in the file, 2 expected lines missing
Chartboost — account 69129e545cf373fab3985924: 400 lines in the file, 1 expected line missing
Mintegral — partner (reseller) lines only: 365 lines in the file, 400 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 46 lines in the file, 79 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 326 lines in the file, 64 expected lines missing
InMobi — partner (reseller) lines only: 78 lines in the file, 193 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 171 lines in the file, 279 expected lines missing
Yandex Ads — partner (reseller) lines only: 63 lines in the file, 105 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 56 lines in the file, 88 expected lines missing
BIGO Ads — partner (reseller) lines only: 238 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 13 lines in the file, 36 expected lines missing
BlueSea — partner (reseller) lines only: 8 lines in the file, 29 expected lines missing
DSP Exchange — partner (reseller) lines only: 137 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 64 lines in the file, 380 expected lines missing
Monetrix — partner (reseller) lines only: 14 lines in the file, 79 expected lines missing
Prado — partner (reseller) lines only: 12 lines in the file, 15 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 306 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 122 lines in the file, 247 expected lines missing
Start.io — partner (reseller) lines only: 26 lines in the file, 131 expected lines missing
Kidoz — partner (reseller) lines only: 9 lines in the file, 13 expected lines missing
CAS.ai — partner (reseller) lines only: 57 lines in the file, 108 expected lines missing
DSail — partner (reseller) lines only: 57 lines in the file, 108 expected lines missing
Bidmachine — partner (reseller) lines only: 384 lines in the file, 400 expected lines missing

Invalid lines

vungle.com,[yourVunglePublisherAccountID],DIRECT,c107d686becd2d77

Corrected file: starapp-web.web.app app-ads.txt (fixed).

FAQ

Does starapp-web.web.app have an app-ads.txt?

Yes — https://starapp-web.web.app/app-ads.txt has 1,563 lines (checked 21 Oct 2026).

Which ad networks does starapp-web.web.app work with?

Its app-ads.txt lists Google AdMob, Unity Ads, AppLovin, Chartboost, Mintegral, ironSource / LevelPlay, Liftoff Monetize (Vungle), InMobi, DT Exchange (Fyber), Yandex Ads, VK Ads (myTarget), BIGO Ads and 14 more.

Is the app-ads.txt of starapp-web.web.app correct?