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.

hazelmobile.com app-ads.txt check

hazelmobile.com is missing out on higher CPMs: its app-ads.txt has 9 invalid lines and lists only 1,529 of the 3,716 lines its 18 ad networks expect (59% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 19 Oct 2026. 3,459 lines, 1,920 unique records, 1,522 duplicates, 9 invalid lines, 28 ad networks detected.

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

Google AdMob — accounts pub-5758167091884938, pub-5198289504424797, pub-6551784766724686 and 5 more: 8 lines in the file
Unity Ads — accounts 1635868, 1707616, 1005518 and 4 more: 51 lines in the file, 116 expected lines missing
Meta Audience Network — accounts 221304996215155, 114352773089726, 195974298792822: 3 lines in the file
PubMatic — accounts 159078, 158849: 2 lines in the file
AppLovin — accounts 46a52008b53143fac54be16f93d05c19, 9f54c14f10d26d70198544356ffad444, da1714cad0c55a0269324a6c5f33166a and 1 more: 34 lines in the file, 5 expected lines missing
Vungle — accounts 5a15b59f3affebb90400890d, 65eab98223d9a500119bd6ff: 164 lines in the file, 197 expected lines missing
Chartboost — accounts 54844d8c0d602531485a9e33, 53f4b34f89b0bb063e4cd542: 321 lines in the file, 400 expected lines missing
ironSource / LevelPlay — accounts 180292, 177971, 222767 and 1 more: 51 lines in the file, 78 expected lines missing
InMobi — accounts 1e188562d290499fbe5554f138aded18, 374d7057694142d3b14a96d7e387816e, fb213f2230274fb8b5569d0a76db5a46: 104 lines in the file, 170 expected lines missing
Smaato — accounts 1100047598, 1100057628, 1100058005: 3 lines in the file
Xandr (Microsoft) — accounts 11452, 8217: 2 lines in the file
Mintegral — accounts 11243, 12827, 33013: 400 lines in the file, 328 expected lines missing
DT Exchange (Fyber) — account 217680: 117 lines in the file, 334 expected lines missing
Yandex Ads — accounts 105027493, 103622060, 105419293: 40 lines in the file, 131 expected lines missing
TikTok Ad Network (Pangle) — account 5019585: 1 line in the file
Sovrn — account 467506: 1 line in the file
Maticoo (zMaticoo) — account 5135080: 63 lines in the file, 382 expected lines missing
Criteo — accounts B-058027, B-070303: 2 lines in the file
VK Ads (myTarget) — partner (reseller) lines only: 99 lines in the file, 45 expected lines missing
BIGO Ads — partner (reseller) lines only: 162 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 283 lines in the file, 278 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 190 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 106 lines in the file, 263 expected lines missing
Start.io — partner (reseller) lines only: 19 lines in the file, 138 expected lines missing
CAS.ai — partner (reseller) lines only: 30 lines in the file, 135 expected lines missing
DSail — partner (reseller) lines only: 30 lines in the file, 135 expected lines missing
Bidmachine — partner (reseller) lines only: 221 lines in the file, 400 expected lines missing

Invalid lines

vungle.com,[ 561e8d966b8d90f61a00355d],DIRECT, c107d686becd2d77
pangleglobal.com, Account ID, DIRECT
fyber.com, INSERT PUBLISHER ID, DIRECT
singularads, 548745, RESELLER
13-12-2024
152media.info, 152M5
improvedigital.com, 2320, RESELLERx
152media.info, 152M5
improvedigital.com, 2320, RESELLERx

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

FAQ

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

Yes — https://hazelmobile.com/app-ads.txt has 3,459 lines (checked 19 Oct 2026).

Which ad networks does hazelmobile.com work with?

Its app-ads.txt lists Google AdMob, Unity Ads, Meta Audience Network, PubMatic, AppLovin, Vungle, Chartboost, ironSource / LevelPlay, InMobi, Smaato, Xandr (Microsoft), Mintegral and 16 more.

hazelmobile.com app-ads.txt check

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

Invalid lines

FAQ

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

Which ad networks does hazelmobile.com work with?

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

Other checked domains

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