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.

m.pozirk.com app-ads.txt check

m.pozirk.com is missing out on higher CPMs: its app-ads.txt has 2 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 20 Oct 2026. 117 lines, 77 unique records, 6 duplicates, 2 invalid lines, 11 ad networks detected.

Ad networks in m.pozirk.com/app-ads.txt

Google AdMob — account pub-2519721047713075: 1 line in the file
PubMatic — account 159856: 1 line in the file
Index Exchange — account 208954: 1 line in the file
OpenX — account 540717765: 1 line in the file
Mintegral — partner (reseller) lines only: 14 lines in the file, 400 expected lines missing
BIGO Ads — partner (reseller) lines only: 15 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 25 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: 16 lines in the file, 400 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 18 lines in the file, 400 expected lines missing
Bidmachine — partner (reseller) lines only: 26 lines in the file, 400 expected lines missing

Invalid lines

yahoo.com, 58905, RESELLER e1a5b5b6e3255540
bidvol.com, RESELLER, 93287

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

FAQ

Does m.pozirk.com have an app-ads.txt?

Yes — https://m.pozirk.com/app-ads.txt has 117 lines (checked 20 Oct 2026).

Which ad networks does m.pozirk.com work with?

Its app-ads.txt lists Google AdMob, PubMatic, Index Exchange, OpenX, Mintegral, BIGO Ads, Yango Ads, DSP Exchange, Maticoo (zMaticoo), Verve (PubNative), Bidmachine.

Is the app-ads.txt of m.pozirk.com correct?