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.

gfobby-55.web.app app-ads.txt check

gfobby-55.web.app is missing out on higher CPMs: its app-ads.txt has 3 invalid lines and lists only 1,588 of the 1,886 lines its 14 ad networks expect (16% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 8,353 lines, 1,847 unique records, 4,306 duplicates, 3 invalid lines, 35 ad networks detected.

Ad networks in gfobby-55.web.app/app-ads.txt

AppLovin — account d1e7775a00ff1d7b6ba6483e83677bf0: 34 lines in the file, 2 expected lines missing
Meta Audience Network — account 166645654086739: 1 line in the file
Google AdMob — accounts pub-3264463154978360, pub-6263347419612757, pub-9341743699401928 and 18 more: 21 lines in the file
InMobi — accounts 2faf2177429949419430f7939b1c07ac, 7ccbd1397c1d47ce9fa5319ea6b34cb6: 162 lines in the file, 111 expected lines missing
Mintegral — account 36509: 400 lines in the file, 110 expected lines missing
TikTok Ad Network (Pangle) — account 5009855: 1 line in the file
Smaato — accounts 1100057546, 1100057628: 2 lines in the file
Unity Ads — account 1016351: 122 lines in the file, 39 expected lines missing
Vungle — accounts 6454ecf61aec7f0014e2266b, 6369fef0226aaa001b387f8e: 361 lines in the file
PubMatic — accounts 166835, 165932, 166924 and 1 more: 4 lines in the file
Sovrn — accounts 560797, 560797-eb: 2 lines in the file
Magnite (Rubicon) — accounts 27854, 26884: 2 lines in the file
Amazon Publisher Services — account 303685fa-fad8-4b02-b1d5-cc653187bc3b: 1 line in the file
ironSource / LevelPlay — account 248883: 90 lines in the file, 36 expected lines missing
Chartboost — partner (reseller) lines only: 392 lines in the file, 373 expected lines missing
DT Exchange (Fyber) — partner (reseller) lines only: 206 lines in the file, 244 expected lines missing
Yandex Ads — partner (reseller) lines only: 79 lines in the file, 89 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 83 lines in the file, 61 expected lines missing
BIGO Ads — partner (reseller) lines only: 270 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: 18 lines in the file, 31 expected lines missing
BlueSea — partner (reseller) lines only: 10 lines in the file, 27 expected lines missing
DSP Exchange — partner (reseller) lines only: 310 lines in the file, 251 expected lines missing
Madex — partner (reseller) lines only: 4 lines in the file, 14 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 91 lines in the file, 353 expected lines missing
Monetrix — partner (reseller) lines only: 24 lines in the file, 69 expected lines missing
Prado — partner (reseller) lines only: 14 lines in the file, 13 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 347 lines in the file, 400 expected lines missing
Ogury — partner (reseller) lines only: 8 lines in the file, 9 expected lines missing
HyprMX — partner (reseller) lines only: 120 lines in the file, 249 expected lines missing
Start.io — partner (reseller) lines only: 32 lines in the file, 125 expected lines missing
Kidoz — partner (reseller) lines only: 12 lines in the file, 10 expected lines missing
CAS.ai — partner (reseller) lines only: 70 lines in the file, 95 expected lines missing
DSail — partner (reseller) lines only: 70 lines in the file, 95 expected lines missing
Bidmachine — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing

Invalid lines

pangleglobal.com, Account ID, DIRECT
pangleglobal.com, Account ID, DIRECT
appnexus.com, 3703, RESELLER, f5ab79cb980f11:59 AM 6/29/202611:59 AM 6/29/202611:59 AM 6/29/202611:59 AM 6/29/202611:59 AM 6/29/202611:59 AM 6/29/202611:59 AM 6/29/202611:59 AM 6/29/202611:59 AM 6/29/

Corrected file: gfobby-55.web.app app-ads.txt (fixed).

FAQ

Does gfobby-55.web.app have an app-ads.txt?

Yes — https://gfobby-55.web.app/app-ads.txt has 8,353 lines (checked 20 Oct 2026).

Which ad networks does gfobby-55.web.app work with?

Its app-ads.txt lists AppLovin, Meta Audience Network, Google AdMob, InMobi, Mintegral, TikTok Ad Network (Pangle), Smaato, Unity Ads, Vungle, PubMatic, Sovrn, Magnite (Rubicon) and 23 more.

gfobby-55.web.app app-ads.txt check

Ad networks in gfobby-55.web.app/app-ads.txt

Invalid lines

FAQ

Does gfobby-55.web.app have an app-ads.txt?

Which ad networks does gfobby-55.web.app work with?

Is the app-ads.txt of gfobby-55.web.app correct?

Other checked domains

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