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.

magicslots.funheroesfight.com app-ads.txt check

magicslots.funheroesfight.com is missing out on higher CPMs: its app-ads.txt has 34 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 20 Oct 2026. 4,416 lines, 1,998 unique records, 2,022 duplicates, 34 invalid lines, 27 ad networks detected.

Ad networks in magicslots.funheroesfight.com/app-ads.txt

Google AdMob — accounts pub-5710664713044846, pub-3940256099942544: 2 lines in the file
Meta Audience Network — account 272212516313332: 1 line in the file
AppLovin — account c4eb768a26a99ad3a584f94234c5ad94: 36 lines in the file
Unity Ads — account 1563768: 145 lines in the file, 16 expected lines missing
Chartboost — account 5a4c3c4de6d7050d537b11c1: 400 lines in the file, 1 expected line missing
ironSource / LevelPlay — account 227611: 98 lines in the file, 28 expected lines missing
Mintegral — account 21010: 400 lines in the file, 41 expected lines missing
Vungle — accounts 561e8d976b8d90f61a004335, 646e472001ce410011a0ba52: 315 lines in the file, 46 expected lines missing
InMobi — partner (reseller) lines only: 120 lines in the file, 151 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 206 lines in the file, 244 expected lines missing
Yandex Ads — partner (reseller) lines only: 81 lines in the file, 87 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 79 lines in the file, 65 expected lines missing
BIGO Ads — partner (reseller) lines only: 301 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 17 lines in the file, 32 expected lines missing
BlueSea — partner (reseller) lines only: 8 lines in the file, 29 expected lines missing
DSP Exchange — partner (reseller) lines only: 191 lines in the file, 370 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 93 lines in the file, 351 expected lines missing
Monetrix — partner (reseller) lines only: 16 lines in the file, 77 expected lines missing
Prado — partner (reseller) lines only: 13 lines in the file, 14 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 395 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 159 lines in the file, 210 expected lines missing
Start.io — partner (reseller) lines only: 32 lines in the file, 125 expected lines missing
Kidoz — partner (reseller) lines only: 11 lines in the file, 11 expected lines missing
CAS.ai — partner (reseller) lines only: 71 lines in the file, 94 expected lines missing
DSail — partner (reseller) lines only: 71 lines in the file, 94 expected lines missing
Bidmachine — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing

Invalid lines

criteo.com, B - 057601, RESELLER, 9fac4a4a87c2a44f
admixer.net, 8e380da6 - 31ba - 488c - 939c - 290c48d577e4, RESELLER
e - planning.net, e1028cf4f3301b90, RESELLER, c1ba615865ed87b2
e - planning.net, bce51a8513581788, RESELLER, c1ba615865ed87b2
criteo.com, B - 057955, RESELLER, 9fac4a4a87c2a44f
adx - dre.op.hicloud.com, PUB_HW_1003, RESELLER
adx - dra.op.hicloud.com, PUB_HW_1003, RESELLER
adx - drru.op.hicloud.com, PUB_HW_1003, RESELLER
aralego.com, par - 627DA26297666D280EA8323E33ABAED7, RESELLER
gamoshi.io, 267 - b4808, RESELLER, 20e30b2ae1f670f2
google.com, pub - 7452201096415972, RESELLER, f08c47fec0942fa0
criteo.com, B - 057955, RESELLER, 9fac4a4a87c2a44f
criteo.com, B - 063105, RESELLER, 9fac4a4a87c2a44f
adx - dre.op.hicloud.com, PUB_HW_1003, RESELLER
adx - dra.op.hicloud.com, PUB_HW_1003, RESELLER

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

FAQ

Does magicslots.funheroesfight.com have an app-ads.txt?

Yes — https://magicslots.funheroesfight.com/app-ads.txt has 4,416 lines (checked 20 Oct 2026).

Which ad networks does magicslots.funheroesfight.com work with?

Its app-ads.txt lists Google AdMob, Meta Audience Network, AppLovin, Unity Ads, Chartboost, ironSource / LevelPlay, Mintegral, Vungle, InMobi, DT Exchange (Fyber), Yandex Ads, VK Ads (myTarget) and 15 more.

Is the app-ads.txt of magicslots.funheroesfight.com correct?