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.

n444efb05.app-ads-txt.com app-ads.txt check

n444efb05.app-ads-txt.com is missing out on higher CPMs: its app-ads.txt has 2 invalid lines and lists only 158 of the 1,778 lines its 15 ad networks expect (91% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 19 Oct 2026. 538 lines, 536 unique records, 0 duplicates, 2 invalid lines, 23 ad networks detected.

Ad networks in n444efb05.app-ads-txt.com/app-ads.txt

AppLovin — account 4d391c28b8c9b08646600303640192ea: 8 lines in the file, 28 expected lines missing
Xandr (Microsoft) — accounts 12355, 806, 9538: 3 lines in the file
Chartboost — account 5730bb1a04b0165b75d2e564: 42 lines in the file, 400 expected lines missing
Criteo — accounts 180031, 180034, 180048 and 2 more: 5 lines in the file
Google AdMob — accounts pub-1256482085642647, pub-2871335254532484, pub-4236520483129668 and 4 more: 7 lines in the file
Index Exchange — account 183921: 1 line in the file
InMobi — account 5abb702fde844f7cadd2090b3c7d61db: 26 lines in the file, 246 expected lines missing
ironSource / LevelPlay — account 218335: 17 lines in the file, 109 expected lines missing
OpenX — account 537144009: 1 line in the file
PubMatic — accounts 156715, 156849, 157882 and 2 more: 5 lines in the file
Magnite (Rubicon) — accounts 13762, 19582, 20208: 3 lines in the file
SuperAwesome — account 422: 5 lines in the file, 1 expected line missing
TripleLift — account 9789: 1 line in the file
Unity Ads — account 1773786: 11 lines in the file, 150 expected lines missing
Liftoff Monetize (Vungle) — account 5730c2af2270cba25f000066: 29 lines in the file, 362 expected lines missing
Mintegral — partner (reseller) lines only: 74 lines in the file, 400 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 15 lines in the file, 400 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 36 lines in the file, 108 expected lines missing
BIGO Ads — partner (reseller) lines only: 19 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 124 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 51 lines in the file, 400 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 17 lines in the file, 400 expected lines missing
Bidmachine — partner (reseller) lines only: 23 lines in the file, 400 expected lines missing

Invalid lines

advenuemedia, 386, RESELLER
gowithmedia, 73581, DIRECT

Corrected file: n444efb05.app-ads-txt.com app-ads.txt (fixed).

FAQ

Does n444efb05.app-ads-txt.com have an app-ads.txt?

Yes — https://n444efb05.app-ads-txt.com/app-ads.txt has 538 lines (checked 19 Oct 2026).

Which ad networks does n444efb05.app-ads-txt.com work with?

Its app-ads.txt lists AppLovin, Xandr (Microsoft), Chartboost, Criteo, Google AdMob, Index Exchange, InMobi, ironSource / LevelPlay, OpenX, PubMatic, Magnite (Rubicon), SuperAwesome and 11 more.

n444efb05.app-ads-txt.com app-ads.txt check

Ad networks in n444efb05.app-ads-txt.com/app-ads.txt

Invalid lines

FAQ

Does n444efb05.app-ads-txt.com have an app-ads.txt?

Which ad networks does n444efb05.app-ads-txt.com work with?

Is the app-ads.txt of n444efb05.app-ads-txt.com correct?

Other checked domains

More