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.

zeno.fm app-ads.txt check

zeno.fm is missing out on higher CPMs: its app-ads.txt lists only 332 of the 3,001 lines its 17 ad networks expect (89% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 470 lines, 438 unique records, 5 duplicates, 0 invalid lines, 27 ad networks detected.

Ad networks in zeno.fm/app-ads.txt

Google AdMob — accounts pub-3605257360853185, pub-1882447046270185, pub-6708589877934833: 3 lines in the file
Amazon Publisher Services — account 74a082e4-95c3-4471-a2d9-2b6514a5e66f: 1 line in the file
Magnite (Rubicon) — accounts 16924, 17486: 2 lines in the file
TripleLift — accounts 4796, 6943-EB, 6943 and 2 more: 5 lines in the file
AppLovin — account e48211cb548c4dd57f556b6184bec8a2: 34 lines in the file, 2 expected lines missing
Criteo — account B-061740: 1 line in the file
DT Exchange (Fyber) — account 219134: 38 lines in the file, 400 expected lines missing
HyprMX — account 25021975349: 28 lines in the file, 342 expected lines missing
Index Exchange — accounts 184310, 193334, 186431 and 1 more: 4 lines in the file
InMobi — account 44ce8dca19d54696bbb793d4607fecb0: 96 lines in the file, 176 expected lines missing
Meta Audience Network — account 227267906223183: 1 line in the file
TikTok Ad Network (Pangle) — account 81148: 1 line in the file
PubMatic — account 157235: 1 line in the file
Smaato — accounts 1100056286, 1100056696: 2 lines in the file
Verve (PubNative) — accounts 1008292, 1007655, 1009047: 46 lines in the file, 400 expected lines missing
Unity Ads — account 2285393: 19 lines in the file, 142 expected lines missing
Vungle — account 5e1de38c93b6780018c8c9ca: 53 lines in the file, 307 expected lines missing
Mintegral — partner (reseller) lines only: 84 lines in the file, 400 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 12 lines in the file, 113 expected lines missing
Chartboost — partner (reseller) lines only: 63 lines in the file, 400 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 21 lines in the file, 123 expected lines missing
BIGO Ads — partner (reseller) lines only: 37 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 200 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 65 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 21 lines in the file, 400 expected lines missing
Ogury — partner (reseller) lines only: 4 lines in the file, 13 expected lines missing
Bidmachine — partner (reseller) lines only: 51 lines in the file, 400 expected lines missing

Corrected file: zeno.fm app-ads.txt (fixed).

FAQ

Does zeno.fm have an app-ads.txt?

Yes — https://zeno.fm/app-ads.txt has 470 lines (checked 20 Oct 2026).

Which ad networks does zeno.fm work with?

Its app-ads.txt lists Google AdMob, Amazon Publisher Services, Magnite (Rubicon), TripleLift, AppLovin, Criteo, DT Exchange (Fyber), HyprMX, Index Exchange, InMobi, Meta Audience Network, TikTok Ad Network (Pangle) and 15 more.

zeno.fm app-ads.txt check

Ad networks in zeno.fm/app-ads.txt

FAQ

Does zeno.fm have an app-ads.txt?

Which ad networks does zeno.fm work with?

Is the app-ads.txt of zeno.fm correct?

Other checked domains

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