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.

wetter.com app-ads.txt check

wetter.com achieves the best ad optimization: its app-ads.txt has no errors and matches what its 11 ad networks expect (100% of 32 lines).

Checked 20 Oct 2026. 411 lines, 381 unique records, 15 duplicates, 0 invalid lines, 19 ad networks detected.

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

Xandr (Microsoft) — accounts 2579, 9982, 12401 and 1 more: 4 lines in the file
Amazon Publisher Services — accounts 79b2a7b2-e8f1-48ff-a1f1-4f7a57a55571, 93aec77c-f6d2-45bd-affc-a85ab5a72683, 755510b8-c543-4ee0-a1ce-19c3d2853a7a: 3 lines in the file
Criteo — accounts B-058245, B-060278, B-062041: 3 lines in the file
Google AdMob — accounts pub-1575911585432548, pub-4649506106662644, pub-9288441923915597: 3 lines in the file
Index Exchange — accounts 183592, 186329, 192051 and 5 more: 8 lines in the file
Sovrn — accounts 257429-eb, 310770: 2 lines in the file
OpenX — account 539966405: 1 line in the file
PubMatic — accounts 158103, 159078, 159073 and 3 more: 6 lines in the file
Meta Audience Network — account 931641755988073: 1 line in the file
Magnite (Rubicon) — accounts 22220, 22218: 2 lines in the file
TripleLift — account 10490: 1 line in the file
Mintegral — partner (reseller) lines only: 23 lines in the file, 400 expected lines missing
Chartboost — partner (reseller) lines only: 15 lines in the file, 400 expected lines missing
BIGO Ads — partner (reseller) lines only: 17 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 39 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 39 lines in the file, 400 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 19 lines in the file, 400 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 11 lines in the file, 400 expected lines missing
Bidmachine — partner (reseller) lines only: 32 lines in the file, 400 expected lines missing

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

FAQ

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

Yes — https://wetter.com/app-ads.txt has 411 lines (checked 20 Oct 2026).

Which ad networks does wetter.com work with?

Its app-ads.txt lists Xandr (Microsoft), Amazon Publisher Services, Criteo, Google AdMob, Index Exchange, Sovrn, OpenX, PubMatic, Meta Audience Network, Magnite (Rubicon), TripleLift, Mintegral and 7 more.

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