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.

miagame.cn app-ads.txt check

miagame.cn 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. 10,419 lines, 4,340 unique records, 6,007 duplicates, 6 invalid lines, 36 ad networks detected.

Ad networks in miagame.cn/app-ads.txt

Google AdMob — account pub-5779342645478638: 1 line in the file
Meta Audience Network — account 402598085922145: 1 line in the file
AppLovin — account 8ec5931480f4995e9d59eff523d3f303: 36 lines in the file
Yandex Ads — account 305613951: 147 lines in the file, 22 expected lines missing
Magnite (Rubicon) — accounts 26442, 26440, 166535: 3 lines in the file
Bidmachine — accounts 200, 1323, 1298: 400 lines in the file, 191 expected lines missing
TikTok Ad Network (Pangle) — account 5028384: 1 line in the file
Mintegral — accounts 54271, 55442: 400 lines in the file, 18 expected lines missing
Smaato — accounts 1100057628, 1100057546: 2 lines in the file
Maticoo (zMaticoo) — accounts 114490, 5135063: 264 lines in the file, 182 expected lines missing
Amazon Publisher Services — account a3985b74-28a2-4dad-b329-c2c0ed0ead61: 1 line in the file
InMobi — accounts c0f96b372c2b4f2794b891f9eaed4a5a, ea1002fca36a41aabe96f39ff6736e83, ddb41d8a9f434a918d05a0fc9999d9f9: 224 lines in the file, 50 expected lines missing
DT Exchange (Fyber) — account 233683: 400 lines in the file
Sovrn — accounts 411915, 563477, 594162 and 3 more: 6 lines in the file
Liftoff Monetize (Vungle) — account 6801b294e2291a00116543cd: 390 lines in the file, 1 expected line missing
PubMatic — account 95054: 1 line in the file
OpenX — accounts 563905670, 564921063: 2 lines in the file
TripleLift — account 6998: 1 line in the file
BlueSea — account 204037: 24 lines in the file, 14 expected lines missing
Start.io — account 179510621: 89 lines in the file, 69 expected lines missing
Unity Ads — account 5581240: 158 lines in the file, 3 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 105 lines in the file, 20 expected lines missing
Chartboost — partner (reseller) lines only: 400 lines in the file, 296 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 90 lines in the file, 54 expected lines missing
BIGO Ads — partner (reseller) lines only: 400 lines in the file, 321 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 37 lines in the file, 12 expected lines missing
Display.io — partner (reseller) lines only: 16 lines in the file, 16 expected lines missing
DSP Exchange — partner (reseller) lines only: 251 lines in the file, 310 expected lines missing
Monetrix — partner (reseller) lines only: 63 lines in the file, 30 expected lines missing
Prado — partner (reseller) lines only: 16 lines in the file, 11 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 182 lines in the file, 187 expected lines missing
Kidoz — partner (reseller) lines only: 12 lines in the file, 10 expected lines missing
CAS.ai — partner (reseller) lines only: 140 lines in the file, 25 expected lines missing
DSail — partner (reseller) lines only: 140 lines in the file, 25 expected lines missing

Invalid lines

ironsrc.com, [602695], Direct
rubiconproject.com, 15854, RESELLER 0bfd66d529a55807
e-planning.net,2f3a04630ba9ba3f,RESELLER,RESELLER,c1ba615865ed87b2
lemmatechnologies,1844,RESELLER
Resellers as of September 07, 2026
fyber.com,>>>>> INSERT PUBLISHER ID HERE <<<<<,DIRECT,1ad675c9de6b5176

Corrected file: miagame.cn app-ads.txt (fixed).

FAQ

Does miagame.cn have an app-ads.txt?

Yes — https://miagame.cn/app-ads.txt has 10,419 lines (checked 20 Oct 2026).

Which ad networks does miagame.cn work with?

Its app-ads.txt lists Google AdMob, Meta Audience Network, AppLovin, Yandex Ads, Magnite (Rubicon), Bidmachine, TikTok Ad Network (Pangle), Mintegral, Smaato, Maticoo (zMaticoo), Amazon Publisher Services, InMobi and 24 more.

Is the app-ads.txt of miagame.cn correct?