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.

icarros.com.br app-ads.txt check

icarros.com.br achieves the best ad optimization: its app-ads.txt has no errors and matches what its 11 ad networks expect (100% of 22 lines).

Checked 20 Oct 2026. 359 lines, 313 unique records, 22 duplicates, 0 invalid lines, 20 ad networks detected.

Ad networks in icarros.com.br/app-ads.txt

Google AdMob — accounts pub-5083075333885418, pub-8278416939377896, pub-1575911585432548: 3 lines in the file
Magnite (Rubicon) — accounts 16320, 19478: 2 lines in the file
Yahoo — account 57274: 1 line in the file
OpenX — accounts 539966405, 540860183: 2 lines in the file
Xandr (Microsoft) — accounts 9982, 10264: 2 lines in the file
PubMatic — accounts 158127, 159078: 2 lines in the file
TripleLift — account 8683: 1 line in the file
Amazon Publisher Services — account 93aec77c-f6d2-45bd-affc-a85ab5a72683: 1 line in the file
Index Exchange — accounts 192051, 186329, 192450 and 1 more: 4 lines in the file
Sovrn — accounts 268876, 257429-eb, 310770 and 1 more: 4 lines in the file
Criteo — accounts b-062041, b-060278: 2 lines in the file
Mintegral — partner (reseller) lines only: 28 lines in the file, 400 expected lines missing
Liftoff Monetize (Vungle) — partner (reseller) lines only: 12 lines in the file, 378 expected lines missing
Chartboost — partner (reseller) lines only: 12 lines in the file, 400 expected lines missing
BIGO Ads — partner (reseller) lines only: 20 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 43 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 31 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 12 lines in the file, 400 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 14 lines in the file, 400 expected lines missing
Bidmachine — partner (reseller) lines only: 30 lines in the file, 400 expected lines missing

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

FAQ

Does icarros.com.br have an app-ads.txt?

Yes — https://icarros.com.br/app-ads.txt has 359 lines (checked 20 Oct 2026).

Which ad networks does icarros.com.br work with?

Its app-ads.txt lists Google AdMob, Magnite (Rubicon), Yahoo, OpenX, Xandr (Microsoft), PubMatic, TripleLift, Amazon Publisher Services, Index Exchange, Sovrn, Criteo, Mintegral and 8 more.

Is the app-ads.txt of icarros.com.br correct?