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.

americasbestpics.com app-ads.txt check

americasbestpics.com is missing out on higher CPMs: its app-ads.txt has 1 invalid line. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 19 Oct 2026. 7,119 lines, 5,918 unique records, 1,155 duplicates, 1 invalid lines, 35 ad networks detected.

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

AppLovin — account d78b986814da514a365c9dc715e42af5: 35 lines in the file, 1 expected line missing
Amazon Publisher Services — account 377159b4-31b3-4056-aa47-3baa6b34f160: 1 line in the file
Meta Audience Network — accounts 191744989587238, 26954757217518510: 2 lines in the file
Smaato — accounts 1100053718, 1100053719, 1100054653 and 4 more: 7 lines in the file
Verve (PubNative) — accounts 1009172, 1009549, 1009410 and 8 more: 400 lines in the file, 79 expected lines missing
DT Exchange (Fyber) — account 220188: 400 lines in the file, 25 expected lines missing
Google AdMob — accounts pub-7933116627685677, pub-8925292653053903: 2 lines in the file
PubMatic — accounts 162937, 162938, 157743: 3 lines in the file
InMobi — accounts 4210a0877ef040ea986f68e938eef66e, 8160, a10a18ba262e4885a6735f91ed5a42a7 and 2 more: 222 lines in the file, 54 expected lines missing
Unity Ads — account 4399835: 137 lines in the file, 24 expected lines missing
Liftoff Monetize (Vungle) — account 6363db9288f1fc0014d3183c: 361 lines in the file, 30 expected lines missing
Yandex Ads — accounts a58ecb432bfe95f4cabcd7f2fafc2433, 67232446: 155 lines in the file, 15 expected lines missing
BIGO Ads — account 1002: 400 lines in the file, 59 expected lines missing
ironSource / LevelPlay — account 429077: 109 lines in the file, 17 expected lines missing
BlueSea — account 204059: 25 lines in the file, 13 expected lines missing
Bidmachine — account 214: 400 lines in the file, 58 expected lines missing
Mintegral — account 33022: 400 lines in the file, 55 expected lines missing
TikTok Ad Network (Pangle) — account 5006023: 1 line in the file
Sovrn — account 397546: 1 line in the file
Magnite (Rubicon) — account 17280: 1 line in the file
Chartboost — partner (reseller) lines only: 400 lines in the file, 150 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 102 lines in the file, 42 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 43 lines in the file, 6 expected lines missing
Display.io — partner (reseller) lines only: 16 lines in the file, 16 expected lines missing
DSP Exchange — partner (reseller) lines only: 314 lines in the file, 247 expected lines missing
Madex — partner (reseller) lines only: 6 lines in the file, 12 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 289 lines in the file, 155 expected lines missing
Monetrix — partner (reseller) lines only: 70 lines in the file, 23 expected lines missing
Prado — partner (reseller) lines only: 23 lines in the file, 4 expected lines missing
HyprMX — partner (reseller) lines only: 240 lines in the file, 129 expected lines missing
Start.io — partner (reseller) lines only: 117 lines in the file, 40 expected lines missing
Kidoz — partner (reseller) lines only: 19 lines in the file, 3 expected lines missing
CAS.ai — partner (reseller) lines only: 148 lines in the file, 17 expected lines missing
DSail — partner (reseller) lines only: 148 lines in the file, 17 expected lines missing

Invalid lines

lemmatechnologies,1844,RESELLER

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

FAQ

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

Yes — https://americasbestpics.com/app-ads.txt has 7,119 lines (checked 19 Oct 2026).

Which ad networks does americasbestpics.com work with?

Its app-ads.txt lists AppLovin, Amazon Publisher Services, Meta Audience Network, Smaato, Verve (PubNative), DT Exchange (Fyber), Google AdMob, PubMatic, InMobi, Unity Ads, Liftoff Monetize (Vungle), Yandex Ads and 23 more.

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