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.

idreams.pl app-ads.txt check

idreams.pl achieves the best ad optimization: its app-ads.txt has no errors and matches what its 6 ad networks expect (100% of 6 lines).

Checked 20 Oct 2026. 174 lines, 136 unique records, 13 duplicates, 0 invalid lines, 17 ad networks detected.

Ad networks in idreams.pl/app-ads.txt

Google AdMob — account pub-6919271110888776: 1 line in the file
Meta Audience Network — account 1889414328020173: 1 line in the file
PubMatic — account 159856: 1 line in the file
Smaato — account 1100048441: 1 line in the file
Index Exchange — account 197166: 1 line in the file
OpenX — account 559619932: 1 line in the file
Mintegral — partner (reseller) lines only: 28 lines in the file, 400 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 11 lines in the file, 379 expected lines missing
Chartboost — partner (reseller) lines only: 29 lines in the file, 400 expected lines missing
InMobi — partner (reseller) lines only: 17 lines in the file, 254 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 10 lines in the file, 400 expected lines missing
BIGO Ads — partner (reseller) lines only: 14 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 53 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 44 lines in the file, 400 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 14 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 10 lines in the file, 359 expected lines missing
Bidmachine — partner (reseller) lines only: 18 lines in the file, 400 expected lines missing

Corrected file: idreams.pl app-ads.txt (fixed).

FAQ

Does idreams.pl have an app-ads.txt?

Yes — https://idreams.pl/app-ads.txt has 174 lines (checked 20 Oct 2026).

Which ad networks does idreams.pl work with?

Its app-ads.txt lists Google AdMob, Meta Audience Network, PubMatic, Smaato, Index Exchange, OpenX, Mintegral, Liftoff Monetize (Vungle), Chartboost, InMobi, DT Exchange (Fyber), BIGO Ads and 5 more.

Is the app-ads.txt of idreams.pl correct?