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.

guloolootech.com app-ads.txt check

guloolootech.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. 3,555 lines, 3,547 unique records, 1 duplicates, 1 invalid lines, 39 ad networks detected.

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

Meta Audience Network — accounts 648168689412824, 476086754206886: 2 lines in the file
Google AdMob — accounts pub-3874218421060401, pub-2346665680042504, pub-4127182443908241 and 6 more: 9 lines in the file
TikTok Ad Network (Pangle) — account 86744: 1 line in the file
AppLovin — account 4268131e68e3eae17376fec00313f257: 21 lines in the file, 15 expected lines missing
Amazon Publisher Services — accounts ebc1d0cf-649e-4ae2-966a-538c2e7c615e, 8b48e249-e9e6-4a52-8b48-396ea93403e8: 2 lines in the file
Yahoo — account 59792: 1 line in the file
Magnite (Rubicon) — accounts 20884, 23844, 13702 and 1 more: 4 lines in the file
OpenX — accounts 540938618, 540650310: 2 lines in the file
Criteo — account B-056930: 1 line in the file
Index Exchange — accounts 186407, 190906, 185104: 3 lines in the file
Sovrn — accounts 267370, 267370-eb, 244287 and 1 more: 4 lines in the file
TripleLift — accounts 3084, 3084-EB, 9789 and 8 more: 11 lines in the file
Xandr (Microsoft) — accounts 11429, 9538: 2 lines in the file
PubMatic — accounts 157898, 159302, 158460 and 5 more: 8 lines in the file
Liftoff Monetize (Vungle) — account 64fb0629d591950011c8e21a: 387 lines in the file, 4 expected lines missing
Smaato — accounts 1100055663, 1100056663, 1100056818 and 1 more: 4 lines in the file
Verve (PubNative) — accounts 1009189, 1009411, 1009659 and 1 more: 400 lines in the file, 65 expected lines missing
InMobi — accounts ddb41d8a9f434a918d05a0fc9999d9f9, 0b078e04daab468e903439c838fead10, 11edd4d4cec64728833f6cc530fdef30: 173 lines in the file, 101 expected lines missing
DT Exchange (Fyber) — account 229102: 389 lines in the file, 62 expected lines missing
Mintegral — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Unity Ads — partner (reseller) lines only: 70 lines in the file, 90 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 66 lines in the file, 59 expected lines missing
Chartboost — partner (reseller) lines only: 400 lines in the file, 209 expected lines missing
Yandex Ads — partner (reseller) lines only: 117 lines in the file, 51 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 79 lines in the file, 65 expected lines missing
BIGO Ads — partner (reseller) lines only: 389 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 29 lines in the file, 20 expected lines missing
BlueSea — partner (reseller) lines only: 17 lines in the file, 20 expected lines missing
DSP Exchange — partner (reseller) lines only: 261 lines in the file, 300 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 167 lines in the file, 277 expected lines missing
Monetrix — partner (reseller) lines only: 37 lines in the file, 56 expected lines missing
Prado — partner (reseller) lines only: 14 lines in the file, 13 expected lines missing
HyprMX — partner (reseller) lines only: 259 lines in the file, 110 expected lines missing
Start.io — partner (reseller) lines only: 63 lines in the file, 94 expected lines missing
Kidoz — partner (reseller) lines only: 10 lines in the file, 12 expected lines missing
CAS.ai — partner (reseller) lines only: 113 lines in the file, 52 expected lines missing
DSail — partner (reseller) lines only: 113 lines in the file, 52 expected lines missing
Bidmachine — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing

Invalid lines

smaato.com,to be added ,DIRECT,07bcf65f187117b4

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

FAQ

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

Yes — https://guloolootech.com/app-ads.txt has 3,555 lines (checked 19 Oct 2026).

Which ad networks does guloolootech.com work with?

Its app-ads.txt lists Meta Audience Network, Google AdMob, TikTok Ad Network (Pangle), AppLovin, Amazon Publisher Services, Yahoo, Magnite (Rubicon), OpenX, Criteo, Index Exchange, Sovrn, TripleLift and 27 more.

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