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.

gamesastra.com app-ads.txt check

gamesastra.com is missing out on higher CPMs: its app-ads.txt has 5 invalid lines and lists only 3,047 of the 7,239 lines its 20 ad networks expect (58% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 19 Oct 2026. 2,971 lines, 2,326 unique records, 592 duplicates, 5 invalid lines, 36 ad networks detected.

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

Unity Ads — accounts 1313230, 40229: 50 lines in the file, 112 expected lines missing
Google AdMob — accounts pub-5634437249844186, pub-9936075969508455, pub-1003528113904570 and 13 more: 16 lines in the file
AppLovin — account a5cc456a27eef1ad9124b9dd7258edaf: 23 lines in the file, 13 expected lines missing
ironSource / LevelPlay — account 216023: 52 lines in the file, 74 expected lines missing
Vungle — accounts 5af9441f859b64223f05bdc5, 642b318c81a6a80014296314: 226 lines in the file, 135 expected lines missing
Meta Audience Network — accounts 223308884901537, 396714864089543: 2 lines in the file
Criteo — account B-066465: 1 line in the file
Ogury — account 5bbe7af9-d51f-499e-a804-db54798d96f4: 8 lines in the file, 10 expected lines missing
OpenX — account 559912325: 1 line in the file
PubMatic — accounts 165874, 159855: 2 lines in the file
Smaato — accounts 1100055690, 1100049216, 1100048585 and 1 more: 4 lines in the file
Start.io — account 163241862: 48 lines in the file, 110 expected lines missing
TripleLift — account 13041: 1 line in the file
Sovrn — accounts 560797, 560797-eb: 2 lines in the file
Yandex Ads — account 107023749: 154 lines in the file, 15 expected lines missing
Magnite (Rubicon) — accounts 26442, 26440, 26884: 3 lines in the file
Bidmachine — account 200: 400 lines in the file, 400 expected lines missing
Amazon Publisher Services — account 95cfe73f-4804-4f94-b2e6-467e2a14e787: 1 line in the file
Mintegral — account 36374: 400 lines in the file, 78 expected lines missing
Yango Ads — account 107023749: 400 lines in the file, 400 expected lines missing
Chartboost — partner (reseller) lines only: 371 lines in the file, 394 expected lines missing
InMobi — partner (reseller) lines only: 114 lines in the file, 157 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 190 lines in the file, 260 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 95 lines in the file, 49 expected lines missing
BIGO Ads — partner (reseller) lines only: 285 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 15 lines in the file, 34 expected lines missing
BlueSea — partner (reseller) lines only: 11 lines in the file, 26 expected lines missing
Display.io — partner (reseller) lines only: 10 lines in the file, 22 expected lines missing
DSP Exchange — partner (reseller) lines only: 217 lines in the file, 344 expected lines missing
Madex — partner (reseller) lines only: 4 lines in the file, 14 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 104 lines in the file, 340 expected lines missing
Monetrix — partner (reseller) lines only: 14 lines in the file, 79 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 336 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 131 lines in the file, 238 expected lines missing
CAS.ai — partner (reseller) lines only: 137 lines in the file, 28 expected lines missing
DSail — partner (reseller) lines only: 137 lines in the file, 28 expected lines missing

Invalid lines

singularads, 225023, RESELLER
thinkcultural.com, PUBLISHERID, RESELLER
LightAd, 27824, Direct, 7a07b764e0bdb717
--------UndrAds Start--------
--------UndrAds End--------

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

FAQ

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

Yes — https://gamesastra.com/app-ads.txt has 2,971 lines (checked 19 Oct 2026).

Which ad networks does gamesastra.com work with?

Its app-ads.txt lists Unity Ads, Google AdMob, AppLovin, ironSource / LevelPlay, Vungle, Meta Audience Network, Criteo, Ogury, OpenX, PubMatic, Smaato, Start.io and 24 more.

gamesastra.com app-ads.txt check

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

Invalid lines

FAQ

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

Which ad networks does gamesastra.com work with?

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

Other checked domains

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