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.

veraxen.com app-ads.txt check

veraxen.com is missing out on higher CPMs: its app-ads.txt has 7 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 20 Oct 2026. 8,794 lines, 8,660 unique records, 127 duplicates, 7 invalid lines, 41 ad networks detected.

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

Google AdMob — accounts pub-2943239115492569, pub-3940256099942544, pub-2737207307311220 and 3 more: 6 lines in the file
Amazon Publisher Services — accounts b531885c-e7e7-411c-b98e-b2d93bcbbaf7, 71d4b8ca-53d1-4309-a952-3306259fb046: 2 lines in the file
OpenX — accounts 541195521, 556896371, 541177116 and 4 more: 7 lines in the file
PubMatic — accounts 160081, 161222, 159855 and 3 more: 6 lines in the file
Index Exchange — accounts 193353, 197671, 186112 and 1 more: 4 lines in the file
Magnite (Rubicon) — accounts 19810, 17352, 23740 and 7 more: 10 lines in the file
TripleLift — accounts 9295, 9544, 10763 and 2 more: 5 lines in the file
MobileFuse — account 3893: 1 line in the file
AppLovin — accounts 174b4af065d771005859cd4dfa7ec159, 5ad7f6dfaef6d086395b7ca782b4fc04: 37 lines in the file
InMobi — accounts cf1ac1a5de5243e592c31858f354ffa2, b7156967107c41faad1e15745e2a4180, 12a9a79d60214a40a444a6103b81747c and 2 more: 235 lines in the file, 41 expected lines missing
Unity Ads — account 48313: 158 lines in the file, 3 expected lines missing
Liftoff Monetize (Vungle) — account 561e8d936b8d90f61a00134a: 390 lines in the file, 1 expected line missing
ironSource / LevelPlay — account P228979: 115 lines in the file, 11 expected lines missing
Smaato — accounts 1001000318, 1100045996, 1100055951 and 5 more: 8 lines in the file
TikTok Ad Network (Pangle) — account 31648: 1 line in the file
Ogury — account f03630c6-bcca-4ecf-81cd-dae677049eb2: 11 lines in the file, 7 expected lines missing
Mintegral — accounts 27577, 20315: 400 lines in the file, 21 expected lines missing
Meta Audience Network — account 895609133839741: 1 line in the file
Chartboost — account 519cbaf216ba474e5b00000b: 400 lines in the file, 61 expected lines missing
DT Exchange (Fyber) — account 197336: 400 lines in the file, 36 expected lines missing
Yahoo — accounts 7723, 59987: 2 lines in the file
Verve (PubNative) — accounts 1008191, 1008073, 1007013 and 8 more: 400 lines in the file, 15 expected lines missing
Bidmachine — accounts 121, 331, 200: 400 lines in the file, 135 expected lines missing
Yandex Ads — account 77163618: 159 lines in the file, 10 expected lines missing
Xandr (Microsoft) — accounts 13356, 16793, 15686: 3 lines in the file
Start.io — accounts 182487245, 117514417: 133 lines in the file, 26 expected lines missing
Display.io — accounts 201090, 2501: 24 lines in the file, 10 expected lines missing
Sovrn — account 491737: 1 line in the file
BIGO Ads — account 23167389: 400 lines in the file, 57 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 119 lines in the file, 25 expected lines missing
Bidease — partner (reseller) lines only: 39 lines in the file, 10 expected lines missing
BlueSea — partner (reseller) lines only: 25 lines in the file, 12 expected lines missing
DSP Exchange — partner (reseller) lines only: 395 lines in the file, 166 expected lines missing
Madex — partner (reseller) lines only: 9 lines in the file, 9 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 296 lines in the file, 148 expected lines missing
Monetrix — partner (reseller) lines only: 68 lines in the file, 25 expected lines missing
Prado — partner (reseller) lines only: 20 lines in the file, 7 expected lines missing
HyprMX — partner (reseller) lines only: 295 lines in the file, 74 expected lines missing
Kidoz — partner (reseller) lines only: 16 lines in the file, 6 expected lines missing
CAS.ai — partner (reseller) lines only: 155 lines in the file, 10 expected lines missing
DSail — partner (reseller) lines only: 155 lines in the file, 10 expected lines missing

Invalid lines

keenkale, 94044, RESELLER, 6c1c00b269ccdfa4
beapup, 658874, RESELLER
singularads, 895023, RESELLER
singularads, 548745, RESELLER
admanmedia, 35, RESELLER
infolinks, 3436764, RESELLER
lemmatechnologies, 1844, RESELLER

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

FAQ

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

Yes — https://veraxen.com/app-ads.txt has 8,794 lines (checked 20 Oct 2026).

Which ad networks does veraxen.com work with?

Its app-ads.txt lists Google AdMob, Amazon Publisher Services, OpenX, PubMatic, Index Exchange, Magnite (Rubicon), TripleLift, MobileFuse, AppLovin, InMobi, Unity Ads, Liftoff Monetize (Vungle) and 29 more.

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