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.

herdozastudio.com app-ads.txt check

herdozastudio.com is missing out on higher CPMs: its app-ads.txt has 20 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 20 Oct 2026. 18,062 lines, 5,470 unique records, 11,655 duplicates, 20 invalid lines, 38 ad networks detected.

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

AppLovin — accounts bd363b5a0244d0e9dd9c5ec5a20f025e, 50d89b656faef8de75f0605f71e734b9: 37 lines in the file
Chartboost — account 5ba53e689821b80c97c3817c: 400 lines in the file, 1 expected line missing
Google AdMob — account pub-1890836184809218: 1 line in the file
ironSource / LevelPlay — account 123037: 106 lines in the file, 20 expected lines missing
Unity Ads — account 1187874: 141 lines in the file, 20 expected lines missing
TikTok Ad Network (Pangle) — accounts 77179, 5039072: 2 lines in the file
Liftoff Monetize (Vungle) — accounts 5ba6b6b69b81ea2c6d46a8aa, 69cd61d84bae0d5981c0a8ef: 392 lines in the file
Meta Audience Network — accounts 1345194156058364, 175635351336396: 2 lines in the file
Mintegral — account 45997: 400 lines in the file, 51 expected lines missing
InMobi — accounts 897ac53ab72d4e7bbb7625866b7f4eb1, fa4b2c0285734a9e8069899365f756ba, ddb41d8a9f434a918d05a0fc9999d9f9: 211 lines in the file, 63 expected lines missing
Magnite (Rubicon) — accounts 26442, 26440, 166535: 3 lines in the file
Smaato — accounts 1100057628, 1100057546: 2 lines in the file
Yandex Ads — account 307120523: 152 lines in the file, 17 expected lines missing
Bidmachine — accounts 200, 1515: 400 lines in the file, 57 expected lines missing
PubMatic — accounts 159856, 95054, 168344 and 1 more: 4 lines in the file
Maticoo (zMaticoo) — accounts 114490, 5135063: 273 lines in the file, 173 expected lines missing
Start.io — accounts 146660601, 117514417: 133 lines in the file, 26 expected lines missing
BIGO Ads — account 23168615: 400 lines in the file, 89 expected lines missing
CAS.ai — accounts b5a73ae1, babe9c54: 145 lines in the file, 20 expected lines missing
Sovrn — accounts 411915, 563477, 583061 and 5 more: 8 lines in the file
TripleLift — accounts 6998, 14146: 2 lines in the file
OpenX — accounts 563905670, 564921063: 2 lines in the file
VK Ads (myTarget) — account 30550105: 174 lines in the file, 1 expected line missing
BlueSea — account 204037: 25 lines in the file, 13 expected lines missing
Xandr (Microsoft) — account 10815: 1 line in the file
DT Exchange (Fyber) — partner (reseller) lines only: 306 lines in the file, 144 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
Display.io — partner (reseller) lines only: 16 lines in the file, 16 expected lines missing
DSP Exchange — partner (reseller) lines only: 294 lines in the file, 267 expected lines missing
Madex — partner (reseller) lines only: 4 lines in the file, 14 expected lines missing
Monetrix — partner (reseller) lines only: 63 lines in the file, 30 expected lines missing
Prado — partner (reseller) lines only: 18 lines in the file, 9 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Ogury — partner (reseller) lines only: 6 lines in the file, 11 expected lines missing
HyprMX — partner (reseller) lines only: 216 lines in the file, 153 expected lines missing
Kidoz — partner (reseller) lines only: 14 lines in the file, 8 expected lines missing
DSail — partner (reseller) lines only: 145 lines in the file, 20 expected lines missing

Invalid lines

inmobi.com,fa4b2c0285734a9e8069899365f756ba,DIRECT,83e75a7ae333ca9d openx.com,540401713,RESELLER,6a698e2ec38604c6 contextweb.com,560606,RESELLER,89ff185a4c4e857c engagebdr.com,16,RESELLER thebrave.io,
telaria.com, , RESELLER, 1a4e959a1b50034a
tremorhub.com, , RESELLER, 1a4e959a1b50034a
pubmatic.com, 156520, RESELLER, 5d62403b186f2ace (key account for SEA)
pubmatic.com, 160456, RESELLER, 5d62403b186f2ace (key account for India)
ironsrc.com,yeahmobi.com,rubiconproject.com
ironsrc.com, [yourironSourcePublisherAccountID], Direct
Remember to replace [yourironSourcePublisherAccountID] with your account ID, which you can get from your account manager.
pangleglobal.com, Account ID, DIRECT
vungle.com,[yourVunglePublisherAccountID],DIRECT,c107d686becd2d77
singularads, 548745, RESELLER
singularads, 548745, RESELLER
ironsrc.com, [yourironSourcePublisherAccountID], Direct
Remember to replace the OwnerDomain Line with your domain.
Remember to replace [yourironSourcePublisherAccountID] with your account ID, which you can get from your account manager

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

FAQ

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

Yes — https://herdozastudio.com/app-ads.txt has 18,062 lines (checked 20 Oct 2026).

Which ad networks does herdozastudio.com work with?

Its app-ads.txt lists AppLovin, Chartboost, Google AdMob, ironSource / LevelPlay, Unity Ads, TikTok Ad Network (Pangle), Liftoff Monetize (Vungle), Meta Audience Network, Mintegral, InMobi, Magnite (Rubicon), Smaato and 26 more.

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