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.

kurd.cc app-ads.txt check

kurd.cc is missing out on higher CPMs: its app-ads.txt has 10 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 21 Oct 2026. 4,267 lines, 3,071 unique records, 1,186 duplicates, 10 invalid lines, 31 ad networks detected.

Ad networks in kurd.cc/app-ads.txt

AppLovin — account a3dd8e653a7d79085008ad45775b3f35: 36 lines in the file
Meta Audience Network — account 1085343596130379: 1 line in the file
DT Exchange (Fyber) — account 222424: 400 lines in the file
Google AdMob — account pub-1293903967179873: 1 line in the file
InMobi — accounts 521f0880b3874a53884c839343659c8d, c023871dc6314b878f6b43907dd80112: 263 lines in the file, 10 expected lines missing
ironSource / LevelPlay — account 484791: 114 lines in the file, 12 expected lines missing
Mintegral — accounts 39141, 66949: 400 lines in the file
Ogury — account 2ec7e55c-f123-4d21-a8d5-49aa5367e14e: 4 lines in the file, 14 expected lines missing
OpenX — accounts 540861995, 558900465: 2 lines in the file
TikTok Ad Network (Pangle) — account 5012342: 1 line in the file
Unity Ads — account 2248368: 160 lines in the file, 1 expected line missing
Liftoff Monetize (Vungle) — account 64bd59717c1dd00011caf351: 391 lines in the file
BIGO Ads — account 23168768: 400 lines in the file, 4 expected lines missing
Chartboost — partner (reseller) lines only: 400 lines in the file, 264 expected lines missing
Yandex Ads — partner (reseller) lines only: 126 lines in the file, 42 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 96 lines in the file, 48 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 35 lines in the file, 14 expected lines missing
BlueSea — partner (reseller) lines only: 13 lines in the file, 24 expected lines missing
Display.io — partner (reseller) lines only: 7 lines in the file, 25 expected lines missing
DSP Exchange — partner (reseller) lines only: 253 lines in the file, 308 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 187 lines in the file, 257 expected lines missing
Monetrix — partner (reseller) lines only: 35 lines in the file, 58 expected lines missing
Prado — partner (reseller) lines only: 20 lines in the file, 7 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 158 lines in the file, 211 expected lines missing
Start.io — partner (reseller) lines only: 103 lines in the file, 54 expected lines missing
Kidoz — partner (reseller) lines only: 16 lines in the file, 6 expected lines missing
CAS.ai — partner (reseller) lines only: 117 lines in the file, 48 expected lines missing
DSail — partner (reseller) lines only: 117 lines in the file, 48 expected lines missing
Bidmachine — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing

Invalid lines

admanmedia.com, XXX, RESELLER
eliteAppgrade, 514554, RESELLER
ironsrc.com,yeahmobi.com,rubiconproject.com
pubmatic.com, 156520, RESELLER, 5d62403b186f2ace (key account for SEA)
pubmatic.com, 160456, RESELLER, 5d62403b186f2ace (key account for India)
pubmatic.com, 163075, RESELLER, 5d62403b186f2aceXapads.com, 163819, RESELLER
onetag.com, 67c71bd96716ca3 RESELLER
lijit.com, 383910, RESELLER, fafdf38b16bf6b2b freewheel.tv, 535659-r-524565, RESELLER
lijit.com, 383910, RESELLER, fafdf38b16bf6b2b video.unrulymedia.com, 829160295, RESELLER
fyber.com,222424,1ad675c9de6b5176

Corrected file: kurd.cc app-ads.txt (fixed).

FAQ

Does kurd.cc have an app-ads.txt?

Yes — https://kurd.cc/app-ads.txt has 4,267 lines (checked 21 Oct 2026).

Which ad networks does kurd.cc work with?

Its app-ads.txt lists AppLovin, Meta Audience Network, DT Exchange (Fyber), Google AdMob, InMobi, ironSource / LevelPlay, Mintegral, Ogury, OpenX, TikTok Ad Network (Pangle), Unity Ads, Liftoff Monetize (Vungle) and 19 more.

Is the app-ads.txt of kurd.cc correct?