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.

lucky-kat.com app-ads.txt check

lucky-kat.com is missing out on higher CPMs: its app-ads.txt has 6 invalid lines and lists only 2,472 of the 5,298 lines its 27 ad networks expect (53% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 3,205 lines, 2,553 unique records, 645 duplicates, 6 invalid lines, 40 ad networks detected.

Ad networks in lucky-kat.com/app-ads.txt

Sovrn — accounts 579783, 244287, 224984: 3 lines in the file
TikTok Ad Network (Pangle) — account 7336: 1 line in the file
ironSource / LevelPlay — accounts 220071, 249247, 118579: 64 lines in the file, 64 expected lines missing
Google AdMob — accounts pub-6678059861425558, pub-1450665046695574, pub-7851203648968517 and 2 more: 5 lines in the file
Vungle — account 566fd837d55ee9be6500001a: 227 lines in the file, 133 expected lines missing
AppLovin — accounts 2b410f7c7795bd56b0efdc7d2644076d, 72bd94ecb8db3920e2defbbae12f7e36: 35 lines in the file, 2 expected lines missing
Smaato — accounts 1100048392, 1100044900, 1100005936 and 1 more: 4 lines in the file
Mintegral — account 18972: 400 lines in the file, 327 expected lines missing
Chartboost — accounts 5d3eb0fe56a1100dcba97015, 55914ba643150f6029a42ace: 400 lines in the file, 309 expected lines missing
DT Exchange (Fyber) — accounts 209769, 216692: 272 lines in the file, 180 expected lines missing
Amazon Publisher Services — account f04c847a-44bc-4ebf-9b7c-6746ec4a3c6b: 1 line in the file
Unity Ads — account 34473: 61 lines in the file, 100 expected lines missing
Verve (PubNative) — account 1007215: 313 lines in the file, 400 expected lines missing
Xandr (Microsoft) — accounts 9538, 12355, 14416: 3 lines in the file
TripleLift — accounts 9789, 9562, 13686 and 1 more: 4 lines in the file
Yahoo — accounts 57917, 57902: 2 lines in the file
Meta Audience Network — accounts 184218762118871, 1344788123498435: 2 lines in the file
PubMatic — accounts 159078, 132830, 160880 and 3 more: 6 lines in the file
InMobi — accounts cb6a6239dfec478f818c1ffca00ca440, 981ad7a03a37457480e53c8648eed240, 5a55dcf1df4e474fa378857ead547871 and 1 more: 130 lines in the file, 145 expected lines missing
Index Exchange — account 190906: 1 line in the file
HyprMX — account 26591111154: 200 lines in the file, 170 expected lines missing
MobileFuse — account 4387: 1 line in the file
Ogury — account ecbde173-d225-4c94-81c5-2920f4aea838: 5 lines in the file, 13 expected lines missing
Magnite (Rubicon) — accounts 19652, 13510, 18516 and 5 more: 8 lines in the file
Criteo — accounts b-072394, b-059856, b-071013 and 4 more: 7 lines in the file
OpenX — account 544024587: 1 line in the file
Maticoo (zMaticoo) — account 115617: 80 lines in the file, 365 expected lines missing
Yandex Ads — partner (reseller) lines only: 53 lines in the file, 115 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 83 lines in the file, 61 expected lines missing
BIGO Ads — partner (reseller) lines only: 225 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: 12 lines in the file, 37 expected lines missing
DSP Exchange — partner (reseller) lines only: 315 lines in the file, 246 expected lines missing
Madex — partner (reseller) lines only: 4 lines in the file, 14 expected lines missing
Prado — partner (reseller) lines only: 8 lines in the file, 19 expected lines missing
Start.io — partner (reseller) lines only: 24 lines in the file, 133 expected lines missing
Kidoz — partner (reseller) lines only: 6 lines in the file, 16 expected lines missing
CAS.ai — partner (reseller) lines only: 47 lines in the file, 118 expected lines missing
DSail — partner (reseller) lines only: 47 lines in the file, 118 expected lines missing
Bidmachine — partner (reseller) lines only: 342 lines in the file, 400 expected lines missing

Invalid lines

ironsrc.com,[220071],Direct,79929e88b2ba73bc
mintegral.com,your PublisherID,DIRECT,0aeed750c80d6423
vungle.com,[yourVunglePublisherAccountID],DIRECT,c107d686becd2d77
ironsrc.com,[118579],Direct,
pangleglobal.com,Account ID,DIRECT,
fyber.com,INSERT PUBLISHER ID,DIRECT,

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

FAQ

Does lucky-kat.com have an app-ads.txt?

Yes — https://lucky-kat.com/app-ads.txt has 3,205 lines (checked 20 Oct 2026).

Which ad networks does lucky-kat.com work with?

Its app-ads.txt lists Sovrn, TikTok Ad Network (Pangle), ironSource / LevelPlay, Google AdMob, Vungle, AppLovin, Smaato, Mintegral, Chartboost, DT Exchange (Fyber), Amazon Publisher Services, Unity Ads and 28 more.

lucky-kat.com app-ads.txt check

Ad networks in lucky-kat.com/app-ads.txt

Invalid lines

FAQ

Does lucky-kat.com have an app-ads.txt?

Which ad networks does lucky-kat.com work with?

Is the app-ads.txt of lucky-kat.com correct?

Other checked domains

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