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.

funringring.com app-ads.txt check

funringring.com is missing out on higher CPMs: its app-ads.txt has 1 invalid line and lists only 2,408 of the 5,106 lines its 18 ad networks expect (53% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 19 Oct 2026. 2,490 lines, 1,711 unique records, 723 duplicates, 1 invalid lines, 32 ad networks detected.

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

BIGO Ads — accounts x87dc54b4r, 12867609: 220 lines in the file, 400 expected lines missing
InMobi — account 3689efc30f5644c4be3ca6a2f7f4b841: 123 lines in the file, 149 expected lines missing
Smaato — accounts 1100041070, 1100033996: 2 lines in the file
Google AdMob — accounts pub-8488968883846425, pub-5717092533913515, pub-1096717180489477 and 1 more: 4 lines in the file
Mintegral — account 27904: 400 lines in the file, 298 expected lines missing
PubMatic — accounts 160565, 157904: 2 lines in the file
TikTok Ad Network (Pangle) — accounts 9898, 5001644: 2 lines in the file
AppLovin — account a1ff3d51044f22cb15cb1c3eb54f27e7: 20 lines in the file, 16 expected lines missing
Amazon Publisher Services — accounts 6900db45-7b4d-405c-a843-76bebbf1d7db, 2d37cfbc-fe84-409e-9803-e3163ffe1a79: 2 lines in the file
Verve (PubNative) — accounts 1007303, 1007311: 285 lines in the file, 400 expected lines missing
TripleLift — accounts 913, 913-EB: 2 lines in the file
OpenX — account 538929384: 1 line in the file
Magnite (Rubicon) — account 17346: 1 line in the file
Meta Audience Network — account 151190302216844: 1 line in the file
DT Exchange (Fyber) — account 213143: 234 lines in the file, 217 expected lines missing
ironSource / LevelPlay — account 216327: 59 lines in the file, 67 expected lines missing
Liftoff Monetize (Vungle) — account 5f740e1f612b1a001509a07e: 391 lines in the file
Chartboost — account 65e6d3436193784f887291f8: 400 lines in the file, 321 expected lines missing
Unity Ads — partner (reseller) lines only: 49 lines in the file, 111 expected lines missing
Yandex Ads — partner (reseller) lines only: 63 lines in the file, 105 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 113 lines in the file, 31 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 11 lines in the file, 38 expected lines missing
DSP Exchange — partner (reseller) lines only: 255 lines in the file, 306 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 71 lines in the file, 373 expected lines missing
Monetrix — partner (reseller) lines only: 16 lines in the file, 77 expected lines missing
Prado — partner (reseller) lines only: 7 lines in the file, 20 expected lines missing
HyprMX — partner (reseller) lines only: 108 lines in the file, 261 expected lines missing
Start.io — partner (reseller) lines only: 24 lines in the file, 133 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: 325 lines in the file, 400 expected lines missing

Invalid lines

leanback.digital, ESS-D666 RESELLER, b1d30350acaf0176

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

FAQ

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

Yes — https://funringring.com/app-ads.txt has 2,490 lines (checked 19 Oct 2026).

Which ad networks does funringring.com work with?

Its app-ads.txt lists BIGO Ads, InMobi, Smaato, Google AdMob, Mintegral, PubMatic, TikTok Ad Network (Pangle), AppLovin, Amazon Publisher Services, Verve (PubNative), TripleLift, OpenX and 20 more.

funringring.com app-ads.txt check

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

Invalid lines

FAQ

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

Which ad networks does funringring.com work with?

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

Other checked domains

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