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.

catteacup.com app-ads.txt check

catteacup.com is missing out on higher CPMs: its app-ads.txt has 1 invalid line and lists only 7,108 of the 8,545 lines its 21 ad networks expect (17% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 21 Oct 2026. 7,979 lines, 4,803 unique records, 3,132 duplicates, 1 invalid lines, 35 ad networks detected.

Ad networks in catteacup.com/app-ads.txt

BIGO Ads — accounts 9b4wt9153w, 37hvtbbfkc, qu724865hu and 71 more: 400 lines in the file, 24 expected lines missing
Monetrix — accounts 395, 313, 11063: 62 lines in the file, 34 expected lines missing
Verve (PubNative) — account 1010000: 400 lines in the file, 92 expected lines missing
Google AdMob — account pub-9388858468440120: 1 line in the file
OpenX — account 563905670: 1 line in the file
Meta Audience Network — account 2091557615006487: 1 line in the file
AppLovin — account 7ebaf290de992686ad6310441e8fe0d0: 36 lines in the file
TikTok Ad Network (Pangle) — account 5003113: 1 line in the file
ironSource / LevelPlay — account 324774: 105 lines in the file, 21 expected lines missing
Unity Ads — account 2796005: 135 lines in the file, 26 expected lines missing
Liftoff Monetize (Vungle) — account 5ffe6474bffe7f0015682c03: 390 lines in the file, 1 expected line missing
DT Exchange (Fyber) — account 218594: 400 lines in the file, 38 expected lines missing
InMobi — accounts d2dce462607f49f8b4c1b4012415ecd8, cb6a6239dfec478f818c1ffca00ca440, ddb41d8a9f434a918d05a0fc9999d9f9: 263 lines in the file, 11 expected lines missing
Smaato — accounts 1100054771, 1100058500: 2 lines in the file
Mintegral — account 24193: 400 lines in the file, 25 expected lines missing
Chartboost — account 60053dc2bcb45b320e260f56: 400 lines in the file, 1 expected line missing
PubMatic — account 95054: 1 line in the file
Bidmachine — account 1071: 400 lines in the file, 400 expected lines missing
Sovrn — accounts 411915, 563477: 2 lines in the file
Maticoo (zMaticoo) — account 5135063: 269 lines in the file, 176 expected lines missing
TripleLift — account 6998: 1 line in the file
Yandex Ads — partner (reseller) lines only: 149 lines in the file, 19 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 92 lines in the file, 52 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 43 lines in the file, 6 expected lines missing
BlueSea — partner (reseller) lines only: 23 lines in the file, 14 expected lines missing
Display.io — partner (reseller) lines only: 10 lines in the file, 22 expected lines missing
DSP Exchange — partner (reseller) lines only: 324 lines in the file, 237 expected lines missing
Madex — partner (reseller) lines only: 4 lines in the file, 14 expected lines missing
Prado — partner (reseller) lines only: 20 lines in the file, 7 expected lines missing
HyprMX — partner (reseller) lines only: 235 lines in the file, 134 expected lines missing
Start.io — partner (reseller) lines only: 120 lines in the file, 37 expected lines missing
Kidoz — partner (reseller) lines only: 16 lines in the file, 6 expected lines missing
CAS.ai — partner (reseller) lines only: 143 lines in the file, 22 expected lines missing
DSail — partner (reseller) lines only: 143 lines in the file, 22 expected lines missing

Invalid lines

trustedstack, TSTKQ5827, RESELLER

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

FAQ

Does catteacup.com have an app-ads.txt?

Yes — https://catteacup.com/app-ads.txt has 7,979 lines (checked 21 Oct 2026).

Which ad networks does catteacup.com work with?

Its app-ads.txt lists BIGO Ads, Monetrix, Verve (PubNative), Google AdMob, OpenX, Meta Audience Network, AppLovin, TikTok Ad Network (Pangle), ironSource / LevelPlay, Unity Ads, Liftoff Monetize (Vungle), DT Exchange (Fyber) and 23 more.

catteacup.com app-ads.txt check

Ad networks in catteacup.com/app-ads.txt

Invalid lines

FAQ

Does catteacup.com have an app-ads.txt?

Which ad networks does catteacup.com work with?

Is the app-ads.txt of catteacup.com correct?

Other checked domains

More