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.

wa.de app-ads.txt check

wa.de is missing out on higher CPMs: its app-ads.txt has 1 invalid line and lists only 44 of the 309 lines its 12 ad networks expect (86% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 21 Oct 2026. 1,428 lines, 1,375 unique records, 52 duplicates, 1 invalid lines, 30 ad networks detected.

Ad networks in wa.de/app-ads.txt

Amazon Publisher Services — accounts 3d5c995c-a93a-4a9c-9821-d0ff060d6ee8, 5044: 2 lines in the file
Sovrn — account 267108: 1 line in the file
PubMatic — accounts 160371, 156695: 2 lines in the file
Index Exchange — accounts 193958, 187949: 2 lines in the file
Criteo — account B-059176: 1 line in the file
Xandr (Microsoft) — accounts 8793, 8833: 2 lines in the file
Ogury — account d143f8c1-acd7-4f03-bef4-d1db285ce918: 10 lines in the file, 8 expected lines missing
InMobi — account 8553511ff9e24ce2b1f5d98addcc3340: 15 lines in the file, 257 expected lines missing
TripleLift — accounts 6031, 14190-EB, 14190: 3 lines in the file
Magnite (Rubicon) — accounts 24582, 29067, 25342 and 1 more: 4 lines in the file
Google AdMob — accounts pub-0551372827190266, pub-1390079359556258, pub-8622186303703569 and 1 more: 4 lines in the file
Yahoo — account 58659: 1 line in the file
Mintegral — partner (reseller) lines only: 91 lines in the file, 400 expected lines missing
Unity Ads — partner (reseller) lines only: 10 lines in the file, 150 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 12 lines in the file, 113 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 51 lines in the file, 339 expected lines missing
Chartboost — partner (reseller) lines only: 74 lines in the file, 400 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 36 lines in the file, 400 expected lines missing
Yandex Ads — partner (reseller) lines only: 25 lines in the file, 143 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 17 lines in the file, 127 expected lines missing
BIGO Ads — partner (reseller) lines only: 94 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 186 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 89 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 61 lines in the file, 383 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 77 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 32 lines in the file, 337 expected lines missing
Start.io — partner (reseller) lines only: 22 lines in the file, 135 expected lines missing
CAS.ai — partner (reseller) lines only: 24 lines in the file, 141 expected lines missing
DSail — partner (reseller) lines only: 24 lines in the file, 141 expected lines missing
Bidmachine — partner (reseller) lines only: 155 lines in the file, 400 expected lines missing

Invalid lines

pubmatic, 100531, RESELLER

Corrected file: wa.de app-ads.txt (fixed).

FAQ

Does wa.de have an app-ads.txt?

Yes — https://wa.de/app-ads.txt has 1,428 lines (checked 21 Oct 2026).

Which ad networks does wa.de work with?

Its app-ads.txt lists Amazon Publisher Services, Sovrn, PubMatic, Index Exchange, Criteo, Xandr (Microsoft), Ogury, InMobi, TripleLift, Magnite (Rubicon), Google AdMob, Yahoo and 18 more.

wa.de app-ads.txt check

Ad networks in wa.de/app-ads.txt

Invalid lines

FAQ

Does wa.de have an app-ads.txt?

Which ad networks does wa.de work with?

Is the app-ads.txt of wa.de correct?

Other checked domains

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