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.

radiofmam.com app-ads.txt check

radiofmam.com is missing out on higher CPMs: its app-ads.txt has 4 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 20 Oct 2026. 4,007 lines, 2,242 unique records, 1,726 duplicates, 4 invalid lines, 26 ad networks detected.

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

Smaato — accounts 1100057007, 1100054849: 2 lines in the file
Verve (PubNative) — accounts 1017280, 1008761: 400 lines in the file, 6 expected lines missing
DT Exchange (Fyber) — account 220712: 400 lines in the file, 13 expected lines missing
InMobi — account a0ee703c4bb6486780d2e2971b9e46c1: 94 lines in the file, 178 expected lines missing
AppLovin — partner (reseller) lines only: 13 lines in the file, 22 expected lines missing
Mintegral — partner (reseller) lines only: 330 lines in the file, 400 expected lines missing
Unity Ads — partner (reseller) lines only: 76 lines in the file, 84 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 63 lines in the file, 62 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 207 lines in the file, 183 expected lines missing
Chartboost — partner (reseller) lines only: 353 lines in the file, 400 expected lines missing
Yandex Ads — partner (reseller) lines only: 115 lines in the file, 53 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 42 lines in the file, 102 expected lines missing
BIGO Ads — partner (reseller) lines only: 364 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: 40 lines in the file, 9 expected lines missing
BlueSea — partner (reseller) lines only: 17 lines in the file, 20 expected lines missing
DSP Exchange — partner (reseller) lines only: 123 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 166 lines in the file, 278 expected lines missing
Monetrix — partner (reseller) lines only: 38 lines in the file, 55 expected lines missing
Prado — partner (reseller) lines only: 9 lines in the file, 18 expected lines missing
HyprMX — partner (reseller) lines only: 186 lines in the file, 183 expected lines missing
Start.io — partner (reseller) lines only: 60 lines in the file, 97 expected lines missing
Kidoz — partner (reseller) lines only: 6 lines in the file, 16 expected lines missing
CAS.ai — partner (reseller) lines only: 112 lines in the file, 53 expected lines missing
DSail — partner (reseller) lines only: 112 lines in the file, 53 expected lines missing
Bidmachine — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing

Invalid lines

conversantmedia.com, 101216, RESELLER, 03113cd04947736dpubnative.net, 1004796, RESELLER, d641df8625486a7bdauup.com, 34104, RESELLER, 4daba13e2b0dfd92blasto.ai, 561, RESELLER, 7e936b1feafdaa61fasttvltd
── Tier 1 ──────────────────────────────
── Tier 2 ──────────────────────────────
── Tier 3 ──────────────────────────────

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

FAQ

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

Yes — https://radiofmam.com/app-ads.txt has 4,007 lines (checked 20 Oct 2026).

Which ad networks does radiofmam.com work with?

Its app-ads.txt lists Smaato, Verve (PubNative), DT Exchange (Fyber), InMobi, AppLovin, Mintegral, Unity Ads, ironSource / LevelPlay, Liftoff Monetize (Vungle), Chartboost, Yandex Ads, VK Ads (myTarget) and 14 more.

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