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.

longnine.org app-ads.txt check

longnine.org is missing out on higher CPMs: its app-ads.txt lists only 1,109 of the 1,573 lines its 8 ad networks expect (29% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 26 Oct 2026. 1,389 lines, 1,167 unique records, 202 duplicates, 0 invalid lines, 26 ad networks detected.

Ad networks in longnine.org/app-ads.txt

Google AdMob — account pub-1642669089068680: 1 line in the file
Meta Audience Network — account 1298818015489200: 1 line in the file
TikTok Ad Network (Pangle) — account 5033453: 1 line in the file
AppLovin — account 31bc4c52998c83b6f3bb5698ecf0a139: 36 lines in the file
InMobi — account a3c177e647d24d8abe02b7350b073582: 150 lines in the file, 122 expected lines missing
Vungle — account 69536701f1cb4af17a82b611: 359 lines in the file, 1 expected line missing
Mintegral — account 62832: 400 lines in the file, 100 expected lines missing
DT Exchange (Fyber) — account 238187: 170 lines in the file, 281 expected lines missing
Unity Ads — partner (reseller) lines only: 43 lines in the file, 117 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 42 lines in the file, 83 expected lines missing
Chartboost — partner (reseller) lines only: 336 lines in the file, 400 expected lines missing
Yandex Ads — partner (reseller) lines only: 64 lines in the file, 104 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: 203 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: 160 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 66 lines in the file, 378 expected lines missing
Monetrix — partner (reseller) lines only: 19 lines in the file, 74 expected lines missing
Prado — partner (reseller) lines only: 6 lines in the file, 21 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 259 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 104 lines in the file, 265 expected lines missing
Start.io — partner (reseller) lines only: 21 lines in the file, 136 expected lines missing
CAS.ai — partner (reseller) lines only: 59 lines in the file, 106 expected lines missing
DSail — partner (reseller) lines only: 59 lines in the file, 106 expected lines missing
Bidmachine — partner (reseller) lines only: 339 lines in the file, 400 expected lines missing

Corrected file: longnine.org app-ads.txt (fixed).

FAQ

Does longnine.org have an app-ads.txt?

Yes — https://longnine.org/app-ads.txt has 1,389 lines (checked 26 Oct 2026).

Which ad networks does longnine.org work with?

Its app-ads.txt lists Google AdMob, Meta Audience Network, TikTok Ad Network (Pangle), AppLovin, InMobi, Vungle, Mintegral, DT Exchange (Fyber), Unity Ads, ironSource / LevelPlay, Chartboost, Yandex Ads and 14 more.

longnine.org app-ads.txt check

Ad networks in longnine.org/app-ads.txt

FAQ

Does longnine.org have an app-ads.txt?

Which ad networks does longnine.org work with?

Is the app-ads.txt of longnine.org correct?

Other checked domains

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