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.

bigpanda.app app-ads.txt check

bigpanda.app is missing out on higher CPMs: its app-ads.txt has 13 invalid lines and lists only 10,744 of the 12,214 lines its 37 ad networks expect (12% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 12,109 lines, 6,637 unique records, 5,197 duplicates, 13 invalid lines, 44 ad networks detected.

Ad networks in bigpanda.app/app-ads.txt

Sovrn — accounts 411915, 563477, 594162 and 5 more: 8 lines in the file
InMobi — accounts da15e5eccded4bd391fba8f917455ec8, 6d0f5b4cee7041e1bc9020883da518aa, cb6a6239dfec478f818c1ffca00ca440 and 2 more: 225 lines in the file, 51 expected lines missing
Smaato — accounts 1100050660, 1100057628, 1100057546 and 6 more: 9 lines in the file
Verve (PubNative) — accounts 1017267, 1017281, 1007417 and 3 more: 400 lines in the file, 8 expected lines missing
AppLovin — account 2cc8add3467092e7e33c206349411507: 36 lines in the file
Mintegral — accounts 28942, 14061: 400 lines in the file, 34 expected lines missing
OpenX — accounts 540679900, 560732140, 563905670 and 5 more: 8 lines in the file
PubMatic — accounts 158060, 160865, 160565 and 9 more: 12 lines in the file
Magnite (Rubicon) — accounts 26884, 22554: 2 lines in the file
Maticoo (zMaticoo) — accounts 114490, 5135063, 114122 and 2 more: 392 lines in the file, 57 expected lines missing
Google AdMob — accounts pub-4154805722249881, pub-8337724847580164, pub-9973392288015698 and 4 more: 7 lines in the file
Vungle — account 561e8d976b8d90f61a003bde: 359 lines in the file, 1 expected line missing
ironSource / LevelPlay — account 217319: 107 lines in the file, 19 expected lines missing
DT Exchange (Fyber) — account 212141: 375 lines in the file, 76 expected lines missing
Yahoo — accounts 56137, 20459933223, 25980889636: 3 lines in the file
VK Ads (myTarget) — account 9332338: 134 lines in the file, 41 expected lines missing
BIGO Ads — accounts 9332338, 130, 128 and 1 more: 400 lines in the file, 47 expected lines missing
Amazon Publisher Services — accounts 7b4f6d26-4c08-4d1b-9770-6d0b9b6f4ea0, 822c7bc2-d58f-4911-b8a2-95ee49e044c8: 2 lines in the file
Index Exchange — accounts 195425, 198557: 2 lines in the file
MobileFuse — account 4216: 1 line in the file
TripleLift — accounts 8261, 6998, 14146 and 2 more: 5 lines in the file
Xandr (Microsoft) — accounts 16194, 10815, 806 and 1 more: 4 lines in the file
TikTok Ad Network (Pangle) — accounts 9898, 1630: 2 lines in the file
Unity Ads — account 1001942: 151 lines in the file, 10 expected lines missing
Criteo — accounts B-057955, B-063105: 2 lines in the file
Bidmachine — accounts 114, 67: 400 lines in the file, 400 expected lines missing
Meta Audience Network — account 492489021133179: 1 line in the file
CAS.ai — accounts b5a73ae1, babe9c54, 922e6092: 163 lines in the file, 2 expected lines missing
BlueSea — account 204037: 26 lines in the file, 12 expected lines missing
Start.io — accounts 117514417, 119107577: 140 lines in the file, 19 expected lines missing
Chartboost — account 5bfb96516233602487484bba: 400 lines in the file, 1 expected line missing
SuperAwesome — account 177: 5 lines in the file, 1 expected line missing
HyprMX — account 26323209919: 348 lines in the file, 22 expected lines missing
Display.io — account 2464: 20 lines in the file, 13 expected lines missing
Ogury — account 37159c2b-6b66-469d-a073-752ea8f5aaf5: 11 lines in the file, 7 expected lines missing
Yandex Ads — accounts 110400637, 305143219: 167 lines in the file, 3 expected lines missing
Yango Ads — account 110400637: 400 lines in the file, 400 expected lines missing
Bidease — partner (reseller) lines only: 39 lines in the file, 10 expected lines missing
DSP Exchange — partner (reseller) lines only: 357 lines in the file, 204 expected lines missing
Madex — partner (reseller) lines only: 6 lines in the file, 12 expected lines missing
Monetrix — partner (reseller) lines only: 61 lines in the file, 32 expected lines missing
Prado — partner (reseller) lines only: 22 lines in the file, 5 expected lines missing
Kidoz — partner (reseller) lines only: 18 lines in the file, 4 expected lines missing
DSail — partner (reseller) lines only: 163 lines in the file, 2 expected lines missing

Invalid lines

ucfunnel.com,par-E2B2BB3E89BE87A2F774B768BEED62A2
smartyads.com,897,fd2bde0ff2e62c5d
singularads, 548745, RESELLER
singularads, 548745, RESELLER
singularads, 548745, RESELLER
Resellers as of June 9,2020
Media.net, 8CUGG4P7J, RESELLER - oRTB
ImproveDigital, 2343, RESELLER
lemmatechnologies,1844,RESELLER
fromthetop.io, RESELLER, 13754
app-stock.com, 509221, Reseller, ed8c126ea5971415 (optional)
Media.net, 8CU65V935, RESELLERxandr.com, 11316, RESELLER
trustedstack, TSTKQ5827, RESELLER

Corrected file: bigpanda.app app-ads.txt (fixed).

FAQ

Does bigpanda.app have an app-ads.txt?

Yes — https://bigpanda.app/app-ads.txt has 12,109 lines (checked 20 Oct 2026).

Which ad networks does bigpanda.app work with?

Its app-ads.txt lists Sovrn, InMobi, Smaato, Verve (PubNative), AppLovin, Mintegral, OpenX, PubMatic, Magnite (Rubicon), Maticoo (zMaticoo), Google AdMob, Vungle and 32 more.

bigpanda.app app-ads.txt check

Ad networks in bigpanda.app/app-ads.txt

Invalid lines

FAQ

Does bigpanda.app have an app-ads.txt?

Which ad networks does bigpanda.app work with?

Is the app-ads.txt of bigpanda.app correct?

Other checked domains

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