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.

brainbuff.club app-ads.txt check

brainbuff.club is missing out on higher CPMs: its app-ads.txt has 9 invalid lines and lists only 4,856 of the 7,398 lines its 23 ad networks expect (34% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 19 Oct 2026. 8,993 lines, 3,861 unique records, 4,931 duplicates, 9 invalid lines, 36 ad networks detected.

Ad networks in brainbuff.club/app-ads.txt

Google AdMob — accounts pub-6822580351706315, pub-5844091167132219, pub-5419845534727525 and 8 more: 11 lines in the file
Meta Audience Network — account 873152736410919: 1 line in the file
TikTok Ad Network (Pangle) — accounts 63409, 26778, 43163 and 1 more: 4 lines in the file
OpenX — accounts 564972066, 562926287: 2 lines in the file
PubMatic — accounts 167061, 160565, 162223 and 3 more: 6 lines in the file
Maticoo (zMaticoo) — accounts 115711, 5135063: 183 lines in the file, 263 expected lines missing
Sovrn — accounts 411915, 563477: 2 lines in the file
AppLovin — accounts a7b274aa7629a968cff71dee58ef946f, 2f6a6fab6fcfd504a290e2649c6d6c28, d2d051b4e6837035e0ef499c7eb9ff48 and 1 more: 39 lines in the file
Magnite (Rubicon) — accounts 26442, 26440, 166535: 3 lines in the file
BIGO Ads — accounts 1114231, 316, 573 and 1 more: 400 lines in the file, 179 expected lines missing
Yandex Ads — accounts 315787531, 97608227, 98442450 and 1 more: 145 lines in the file, 27 expected lines missing
Bidmachine — accounts 200, 986: 400 lines in the file, 400 expected lines missing
Unity Ads — accounts 2386194, 2022807, 2548482 and 1 more: 91 lines in the file, 73 expected lines missing
Vungle — accounts 6336ada8eff220001b2d1061, 5d25ceb8ee15e60017672861, 5f226465dd6eb70015f90d44: 362 lines in the file
Chartboost — accounts 5ec657d517a57109c520ce1d, 6139aa03d72621084f6e8920, 5d26ae9ce196370be12cd614: 400 lines in the file, 1 expected line missing
ironSource / LevelPlay — accounts 293629, 251591, 282079 and 1 more: 93 lines in the file, 36 expected lines missing
Mintegral — accounts 22806, 22284, 32501 and 1 more: 400 lines in the file, 65 expected lines missing
Display.io — account 156748: 11 lines in the file, 22 expected lines missing
DT Exchange (Fyber) — accounts 220448, 220808, 224381: 290 lines in the file, 163 expected lines missing
InMobi — accounts 33dd4c9834e64e81a53498cad3e465e6, cd71fa8002a340e2ad935c50e5373018, ddb41d8a9f434a918d05a0fc9999d9f9: 194 lines in the file, 80 expected lines missing
Amazon Publisher Services — accounts 951975fe-eb87-41e4-a7d2-900d330a662b, 7611680a-f877-4366-b3ae-bbaa34a8004a: 2 lines in the file
Smaato — account 1100054528: 1 line in the file
VK Ads (myTarget) — account 18445254: 134 lines in the file, 41 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 34 lines in the file, 15 expected lines missing
BlueSea — partner (reseller) lines only: 16 lines in the file, 21 expected lines missing
DSP Exchange — partner (reseller) lines only: 356 lines in the file, 205 expected lines missing
Madex — partner (reseller) lines only: 6 lines in the file, 12 expected lines missing
Monetrix — partner (reseller) lines only: 34 lines in the file, 59 expected lines missing
Prado — partner (reseller) lines only: 13 lines in the file, 14 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 198 lines in the file, 171 expected lines missing
Start.io — partner (reseller) lines only: 105 lines in the file, 52 expected lines missing
Kidoz — partner (reseller) lines only: 11 lines in the file, 11 expected lines missing
CAS.ai — partner (reseller) lines only: 134 lines in the file, 31 expected lines missing
DSail — partner (reseller) lines only: 134 lines in the file, 31 expected lines missing

Invalid lines

trustedstack, TSTKQ5827, RESELLER
opera.com, pub5296098761088, RESELLER 55a0c5fd61378de3
yahoo.com, 58905, RESELLER e1a5b5b6e3255540
bidvol.com, RESELLER, 93287
vungle.com, [yourVunglePublisherAccountID], DIRECT, c107d686becd2d77
engagemedia.tv, 1063 RESELLER, cb58d2185b16309a
ironsrc.com, [yourironSourcePublisherAccountID], Direct
Remember to replace the OwnerDomain Line with your domain.
Remember to replace [yourironSourcePublisherAccountID] with your account ID, which you can get from your account manager

Corrected file: brainbuff.club app-ads.txt (fixed).

FAQ

Does brainbuff.club have an app-ads.txt?

Yes — https://brainbuff.club/app-ads.txt has 8,993 lines (checked 19 Oct 2026).

Which ad networks does brainbuff.club work with?

Its app-ads.txt lists Google AdMob, Meta Audience Network, TikTok Ad Network (Pangle), OpenX, PubMatic, Maticoo (zMaticoo), Sovrn, AppLovin, Magnite (Rubicon), BIGO Ads, Yandex Ads, Bidmachine and 24 more.

brainbuff.club app-ads.txt check

Ad networks in brainbuff.club/app-ads.txt

Invalid lines

FAQ

Does brainbuff.club have an app-ads.txt?

Which ad networks does brainbuff.club work with?

Is the app-ads.txt of brainbuff.club correct?

Other checked domains

More