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.

athena.studio app-ads.txt check

athena.studio is missing out on higher CPMs: its app-ads.txt has 8 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 19 Oct 2026. 7,710 lines, 6,986 unique records, 709 duplicates, 8 invalid lines, 42 ad networks detected.

Ad networks in athena.studio/app-ads.txt

Meta Audience Network — accounts 1568066259981672, 1540938719268134: 2 lines in the file
Verve (PubNative) — accounts 1009350, 1008444, 1008445 and 1 more: 400 lines in the file, 319 expected lines missing
Magnite (Rubicon) — accounts 25766, 19454, 19452 and 4 more: 7 lines in the file
Index Exchange — accounts 206934, 192585: 2 lines in the file
Smaato — accounts 1100055952, 1100056282, tobeaddedaftermapping and 4 more: 7 lines in the file
TripleLift — accounts 8478, 11527, 11527-eb and 3 more: 6 lines in the file
Liftoff Monetize (Vungle) — account 59edd2fb2410479748002dd0: 390 lines in the file, 1 expected line missing
Bidmachine — account 353: 400 lines in the file, 134 expected lines missing
Google AdMob — accounts pub-7279990999620104, pub-4055201897775689, pub-8050349969200917 and 12 more: 15 lines in the file
InMobi — accounts cb6a6239dfec478f818c1ffca00ca440, 500925acef5844c5928ddd963cc573a7, cb6f09e3581d411989613b4ab312a51b and 3 more: 236 lines in the file, 41 expected lines missing
PubMatic — accounts 164143, 160792, 160872 and 4 more: 7 lines in the file
Start.io — accounts 174939862, 117514417: 125 lines in the file, 34 expected lines missing
DT Exchange (Fyber) — account 212981: 400 lines in the file
Criteo — accounts b-061015, b-057702, b-063689: 3 lines in the file
Sovrn — accounts 293179, 293179-eb, 411915 and 6 more: 9 lines in the file
OpenX — accounts 557323449, 540857594, 563905670 and 2 more: 5 lines in the file
Yahoo — accounts 60013, 58665: 2 lines in the file
Xandr (Microsoft) — accounts 14416, 12366, 10815: 3 lines in the file
Chartboost — account 5a04176d1fd25c0ce703ffc7: 400 lines in the file, 2 expected lines missing
MobileFuse — account 4326: 1 line in the file
AppLovin — account 5e7af5e5f8d6d191933039e401f97f77: 36 lines in the file
Amazon Publisher Services — accounts f58a1695-98c4-46e2-9f74-affca4f9f2ed, 17957490: 2 lines in the file
Mintegral — account 25565: 400 lines in the file, 16 expected lines missing
TikTok Ad Network (Pangle) — accounts 9898, 55009: 2 lines in the file
Unity Ads — account 1259288: 158 lines in the file, 3 expected lines missing
ironSource / LevelPlay — account 213613: 115 lines in the file, 11 expected lines missing
BIGO Ads — account 1115228: 400 lines in the file, 16 expected lines missing
Maticoo (zMaticoo) — accounts 114490, 5135063: 290 lines in the file, 156 expected lines missing
CAS.ai — accounts b5a73ae1, babe9c54: 142 lines in the file, 23 expected lines missing
BlueSea — account 204037: 25 lines in the file, 13 expected lines missing
Yandex Ads — partner (reseller) lines only: 149 lines in the file, 19 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 108 lines in the file, 36 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 39 lines in the file, 10 expected lines missing
Display.io — partner (reseller) lines only: 12 lines in the file, 20 expected lines missing
DSP Exchange — partner (reseller) lines only: 377 lines in the file, 184 expected lines missing
Madex — partner (reseller) lines only: 5 lines in the file, 13 expected lines missing
Monetrix — partner (reseller) lines only: 65 lines in the file, 28 expected lines missing
Prado — partner (reseller) lines only: 20 lines in the file, 7 expected lines missing
HyprMX — partner (reseller) lines only: 274 lines in the file, 95 expected lines missing
Kidoz — partner (reseller) lines only: 16 lines in the file, 6 expected lines missing
DSail — partner (reseller) lines only: 142 lines in the file, 23 expected lines missing

Invalid lines

fyber.com, insertpublisherid, DIRECT
pangleglobal.com, accountid, DIRECT
improvedigital, 2343, RESELLER
yahoo.com, 58905, RESELLERe1a5b5b6e3255540
admanmedia, 35, RESELLER
singularads, 548745, RESELLER
lijit.com, 513831, intermediary, fafdf38b16bf6b2b
lemmatechnologies, 1844, RESELLER

Corrected file: athena.studio app-ads.txt (fixed).

FAQ

Does athena.studio have an app-ads.txt?

Yes — https://athena.studio/app-ads.txt has 7,710 lines (checked 19 Oct 2026).

Which ad networks does athena.studio work with?

Its app-ads.txt lists Meta Audience Network, Verve (PubNative), Magnite (Rubicon), Index Exchange, Smaato, TripleLift, Liftoff Monetize (Vungle), Bidmachine, Google AdMob, InMobi, PubMatic, Start.io and 30 more.

Is the app-ads.txt of athena.studio correct?