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.

teamsnap.com app-ads.txt check

teamsnap.com is missing out on higher CPMs: its app-ads.txt has 2 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 20 Oct 2026. 4,337 lines, 4,223 unique records, 0 duplicates, 2 invalid lines, 40 ad networks detected.

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

Google AdMob — accounts pub-7173478830854305, pub-7531743163310307: 2 lines in the file
InMobi — accounts 451208d19a5f46bb82b90898aa0f95f4, d502cd130c2647fba5a4de8dbaf96658, 8553511ff9e24ce2b1f5d98addcc3340: 166 lines in the file, 108 expected lines missing
Magnite (Rubicon) — accounts 19312, 19310, 24228 and 3 more: 6 lines in the file
OpenX — accounts 540105397, 542280169, 540254809 and 6 more: 9 lines in the file
PubMatic — accounts 158614, 159672, 159745 and 5 more: 8 lines in the file
Smaato — accounts 1100046949, 1100056656, 1100056690: 3 lines in the file
Sovrn — accounts 414802, 414802-eb, 236010 and 4 more: 7 lines in the file
Amazon Publisher Services — accounts fe755e00-621f-451a-9e59-274366d31674, 48266a61-b3d9-4cb7-b172-553abc6a42a4, d4004b5f-4fb6-4be2-82ae-0e36b8f52c12: 3 lines in the file
Xandr (Microsoft) — accounts 10615, 8219, 9284 and 2 more: 5 lines in the file
TripleLift — accounts 6191, 14027, 14027-EB: 3 lines in the file
Criteo — accounts B-057702, B-071800: 2 lines in the file
Yahoo — accounts 57803, 57872: 2 lines in the file
Index Exchange — accounts 189707, 185104, 206741: 3 lines in the file
MobileFuse — accounts 4624, 4454: 2 lines in the file
Verve (PubNative) — accounts 1008976, 1009206: 400 lines in the file, 46 expected lines missing
TikTok Ad Network (Pangle) — account 5017814: 1 line in the file
DT Exchange (Fyber) — account 233737: 400 lines in the file, 2 expected lines missing
Vungle — account 69834b2ea3ac73e99b7077db: 360 lines in the file
AppLovin — partner (reseller) lines only: 20 lines in the file, 15 expected lines missing
Mintegral — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Unity Ads — partner (reseller) lines only: 80 lines in the file, 80 expected lines missing
ironSource / LevelPlay — partner (reseller) lines only: 70 lines in the file, 55 expected lines missing
Chartboost — partner (reseller) lines only: 400 lines in the file, 195 expected lines missing
Yandex Ads — partner (reseller) lines only: 124 lines in the file, 44 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 76 lines in the file, 68 expected lines missing
BIGO Ads — partner (reseller) lines only: 400 lines in the file, 349 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 40 lines in the file, 9 expected lines missing
BlueSea — partner (reseller) lines only: 17 lines in the file, 20 expected lines missing
DSP Exchange — partner (reseller) lines only: 284 lines in the file, 277 expected lines missing
Madex — partner (reseller) lines only: 4 lines in the file, 14 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 211 lines in the file, 233 expected lines missing
Monetrix — partner (reseller) lines only: 44 lines in the file, 49 expected lines missing
Prado — partner (reseller) lines only: 12 lines in the file, 15 expected lines missing
HyprMX — partner (reseller) lines only: 263 lines in the file, 106 expected lines missing
Start.io — partner (reseller) lines only: 73 lines in the file, 84 expected lines missing
Kidoz — partner (reseller) lines only: 8 lines in the file, 14 expected lines missing
CAS.ai — partner (reseller) lines only: 120 lines in the file, 45 expected lines missing
DSail — partner (reseller) lines only: 120 lines in the file, 45 expected lines missing
Bidmachine — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing

Invalid lines

eliteappgrade,514554,RESELLER
admanmedia.com,XXX,RESELLER

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

FAQ

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

Yes — https://teamsnap.com/app-ads.txt has 4,337 lines (checked 20 Oct 2026).

Which ad networks does teamsnap.com work with?

Its app-ads.txt lists Google AdMob, InMobi, Magnite (Rubicon), OpenX, PubMatic, Smaato, Sovrn, Amazon Publisher Services, Xandr (Microsoft), TripleLift, Criteo, Yahoo and 28 more.

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