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.

u499b0d92.app-ads-txt.com app-ads.txt check

u499b0d92.app-ads-txt.com is missing out on higher CPMs: its app-ads.txt lists only 63 of the 159 lines its 2 ad networks expect (60% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 170 lines, 170 unique records, 0 duplicates, 0 invalid lines, 19 ad networks detected.

Ad networks in u499b0d92.app-ads-txt.com/app-ads.txt

Google AdMob — accounts pub-3052636440995168, pub-3619133031508264, pub-3733440042265066 and 12 more: 15 lines in the file
Start.io — account 170445926: 62 lines in the file, 96 expected lines missing
Mintegral — partner (reseller) lines only: 36 lines in the file, 400 expected lines missing
Unity Ads — partner (reseller) lines only: 12 lines in the file, 148 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 13 lines in the file, 112 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 26 lines in the file, 364 expected lines missing
Chartboost — partner (reseller) lines only: 29 lines in the file, 400 expected lines missing
InMobi — partner (reseller) lines only: 15 lines in the file, 256 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 33 lines in the file, 400 expected lines missing
Yandex Ads — partner (reseller) lines only: 27 lines in the file, 141 expected lines missing
BIGO Ads — partner (reseller) lines only: 117 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 94 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 18 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 28 lines in the file, 400 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 56 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 10 lines in the file, 359 expected lines missing
CAS.ai — partner (reseller) lines only: 25 lines in the file, 140 expected lines missing
DSail — partner (reseller) lines only: 25 lines in the file, 140 expected lines missing
Bidmachine — partner (reseller) lines only: 82 lines in the file, 400 expected lines missing

Corrected file: u499b0d92.app-ads-txt.com app-ads.txt (fixed).

FAQ

Does u499b0d92.app-ads-txt.com have an app-ads.txt?

Yes — https://u499b0d92.app-ads-txt.com/app-ads.txt has 170 lines (checked 20 Oct 2026).

Which ad networks does u499b0d92.app-ads-txt.com work with?

Its app-ads.txt lists Google AdMob, Start.io, Mintegral, Unity Ads, ironSource / LevelPlay, Liftoff Monetize (Vungle), Chartboost, InMobi, DT Exchange (Fyber), Yandex Ads, BIGO Ads, Yango Ads and 7 more.

u499b0d92.app-ads-txt.com app-ads.txt check

Ad networks in u499b0d92.app-ads-txt.com/app-ads.txt

FAQ

Does u499b0d92.app-ads-txt.com have an app-ads.txt?

Which ad networks does u499b0d92.app-ads-txt.com work with?

Is the app-ads.txt of u499b0d92.app-ads-txt.com correct?

Other checked domains

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