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.

babybus.com app-ads.txt check

babybus.com is missing out on higher CPMs: its app-ads.txt has 7 invalid lines and lists only 2,994 of the 6,236 lines its 20 ad networks expect (52% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 19 Oct 2026. 5,034 lines, 2,570 unique records, 2,280 duplicates, 7 invalid lines, 37 ad networks detected.

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

Google AdMob — accounts pub-5351859332847065, pub-9121779637612564, pub-3940256099942544 and 1 more: 4 lines in the file
InMobi — accounts db55daaae5aa448caab6e8e21f3ee557, 5992f92bb5a64988b29dbc9fb15b8fc8, 5dd97cb2639e44368b24db0a2c00a865: 192 lines in the file, 82 expected lines missing
Unity Ads — account 1406274: 161 lines in the file
ironSource / LevelPlay — account 205865: 103 lines in the file, 23 expected lines missing
DT Exchange (Fyber) — account 222078: 275 lines in the file, 176 expected lines missing
Mintegral — accounts 12736, 22942: 400 lines in the file, 147 expected lines missing
Smaato — accounts 1100057628, 1100057546, 1100055116: 3 lines in the file
Maticoo (zMaticoo) — accounts 114490, 16124c2ed46aa0, 114386 and 1 more: 109 lines in the file, 339 expected lines missing
PubMatic — accounts 158060, 163307: 2 lines in the file
Criteo — accounts B-057702, B-063105: 2 lines in the file
TikTok Ad Network (Pangle) — account 5001796: 1 line in the file
Vungle — account 57a149508a2d50606d000027: 316 lines in the file, 44 expected lines missing
Chartboost — account 64ca3866ca5940cd64814358: 400 lines in the file, 294 expected lines missing
AppLovin — account 10f31f4c01f9ea1bc1f2f287ff0bca3b: 34 lines in the file, 2 expected lines missing
TripleLift — account 7677: 1 line in the file
Xandr (Microsoft) — account 280: 1 line in the file
Bidmachine — account 893: 400 lines in the file, 400 expected lines missing
Meta Audience Network — account 1720225454874744: 1 line in the file
Kidoz — account 14764: 17 lines in the file, 6 expected lines missing
Sovrn — account 224984: 1 line in the file
Yandex Ads — partner (reseller) lines only: 86 lines in the file, 82 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 104 lines in the file, 40 expected lines missing
BIGO Ads — partner (reseller) lines only: 294 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: 17 lines in the file, 32 expected lines missing
BlueSea — partner (reseller) lines only: 8 lines in the file, 29 expected lines missing
Display.io — partner (reseller) lines only: 7 lines in the file, 25 expected lines missing
DSP Exchange — partner (reseller) lines only: 235 lines in the file, 326 expected lines missing
Madex — partner (reseller) lines only: 6 lines in the file, 12 expected lines missing
Monetrix — partner (reseller) lines only: 16 lines in the file, 77 expected lines missing
Prado — partner (reseller) lines only: 19 lines in the file, 8 expected lines missing
SuperAwesome — partner (reseller) lines only: 4 lines in the file, 1 expected line missing
Verve (PubNative) — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 148 lines in the file, 221 expected lines missing
Start.io — partner (reseller) lines only: 36 lines in the file, 121 expected lines missing
CAS.ai — partner (reseller) lines only: 76 lines in the file, 89 expected lines missing
DSail — partner (reseller) lines only: 76 lines in the file, 89 expected lines missing

Invalid lines

rubiconproject.com, 15854, RESELLER 0bfd66d529a55807
Resellers as of February 24, 2025
tpmn.io391, RESELLER
singularads, 445896, DIRECT
singularads, 445896, RESELLER
singularads, 548745, RESELLER
singularads,895023,RESELLER

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

FAQ

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

Yes — https://babybus.com/app-ads.txt has 5,034 lines (checked 19 Oct 2026).

Which ad networks does babybus.com work with?

Its app-ads.txt lists Google AdMob, InMobi, Unity Ads, ironSource / LevelPlay, DT Exchange (Fyber), Mintegral, Smaato, Maticoo (zMaticoo), PubMatic, Criteo, TikTok Ad Network (Pangle), Vungle and 25 more.

babybus.com app-ads.txt check

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

Invalid lines

FAQ

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

Which ad networks does babybus.com work with?

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

Other checked domains

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