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.

droid-fun.com app-ads.txt check

droid-fun.com is missing out on higher CPMs: its app-ads.txt has 6 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 20 Oct 2026. 1,709 lines, 1,413 unique records, 268 duplicates, 6 invalid lines, 32 ad networks detected.

Ad networks in droid-fun.com/app-ads.txt

Google AdMob — account pub-6683243734921427: 1 line in the file
Index Exchange — account 206024: 1 line in the file
Meta Audience Network — accounts 4338146932945628, 648534979078329, 2527051484185883 and 8 more: 11 lines in the file
ironSource / LevelPlay — account 613535: 90 lines in the file, 36 expected lines missing
Mintegral — account 46665: 400 lines in the file, 28 expected lines missing
AppLovin — account e2d34f101be9ea67ae759e5ad9ea6750: 36 lines in the file
OpenX — account 559531169: 1 line in the file
Unity Ads — account 5221588: 116 lines in the file, 45 expected lines missing
TripleLift — account 7677: 1 line in the file
Xandr (Microsoft) — account 280: 1 line in the file
TikTok Ad Network (Pangle) — account 5012211: 1 line in the file
PubMatic — account 159856: 1 line in the file
Liftoff Monetize (Vungle) — partner (reseller) lines only: 194 lines in the file, 196 expected lines missing
Chartboost — partner (reseller) lines only: 340 lines in the file, 400 expected lines missing
InMobi — partner (reseller) lines only: 102 lines in the file, 169 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 174 lines in the file, 276 expected lines missing
Yandex Ads — partner (reseller) lines only: 65 lines in the file, 103 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 75 lines in the file, 69 expected lines missing
BIGO Ads — partner (reseller) lines only: 218 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: 142 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 81 lines in the file, 363 expected lines missing
Monetrix — partner (reseller) lines only: 16 lines in the file, 77 expected lines missing
Prado — partner (reseller) lines only: 8 lines in the file, 19 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 294 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 111 lines in the file, 258 expected lines missing
Start.io — partner (reseller) lines only: 29 lines in the file, 128 expected lines missing
Kidoz — partner (reseller) lines only: 8 lines in the file, 14 expected lines missing
CAS.ai — partner (reseller) lines only: 57 lines in the file, 108 expected lines missing
DSail — partner (reseller) lines only: 57 lines in the file, 108 expected lines missing
Bidmachine — partner (reseller) lines only: 372 lines in the file, 400 expected lines missing

Invalid lines

http://droid-fun.com
yahoo.com, 58905, RESELLER e1a5b5b6e3255540
bidvol.com, RESELLER, 93287
conversantmedia.com, 41896, RESELLER 03113cd04947736d
yahoo.com, 58905, RESELLER e1a5b5b6e3255540
bidvol.com, RESELLER, 93287

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

FAQ

Does droid-fun.com have an app-ads.txt?

Yes — https://droid-fun.com/app-ads.txt has 1,709 lines (checked 20 Oct 2026).

Which ad networks does droid-fun.com work with?

Its app-ads.txt lists Google AdMob, Index Exchange, Meta Audience Network, ironSource / LevelPlay, Mintegral, AppLovin, OpenX, Unity Ads, TripleLift, Xandr (Microsoft), TikTok Ad Network (Pangle), PubMatic and 20 more.

Is the app-ads.txt of droid-fun.com correct?