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.

corp.sundaytoz.com app-ads.txt check

corp.sundaytoz.com is missing out on higher CPMs: its app-ads.txt has 12 invalid lines and lists only 8,151 of the 9,396 lines its 24 ad networks expect (13% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 7,541 lines, 5,634 unique records, 1,895 duplicates, 12 invalid lines, 36 ad networks detected.

Ad networks in corp.sundaytoz.com/app-ads.txt

Google AdMob — accounts pub-7466439784264697, pub-9182195730312722, pub-9791157155182699 and 4 more: 7 lines in the file
Liftoff Monetize (Vungle) — accounts 599c1aee9a165cfb58009a10, 5d2c4b60c0a3e50018889357, 595cb8330ceef66964001700 and 1 more: 394 lines in the file
ironSource / LevelPlay — accounts 195431, 255345, 249051 and 1 more: 124 lines in the file, 5 expected lines missing
Smaato — accounts 1100057628, 1100057546: 2 lines in the file
AppLovin — accounts 2864f5a823ce5f290b7f65a92714b55e, 8439b4db5183d18208f6b775844104da: 37 lines in the file
Mintegral — accounts 20818, 20734: 400 lines in the file, 1 expected line missing
Unity Ads — accounts 1209302, 1890132: 159 lines in the file, 3 expected lines missing
Chartboost — account 5e0084073abb570a07cc2a9b: 400 lines in the file, 196 expected lines missing
PubMatic — accounts 160565, 158060, 162223 and 2 more: 5 lines in the file
TikTok Ad Network (Pangle) — accounts 9898, 18079: 2 lines in the file
OpenX — accounts 540679900, 540861995, 563905670 and 1 more: 4 lines in the file
Meta Audience Network — accounts 505450577338190, 1317292214985483: 2 lines in the file
DT Exchange (Fyber) — account 213116: 400 lines in the file
InMobi — accounts e6c5e0a1a50b449296bb58222a622221, ddb41d8a9f434a918d05a0fc9999d9f9: 265 lines in the file, 8 expected lines missing
Maticoo (zMaticoo) — accounts 114490, 5135063: 283 lines in the file, 163 expected lines missing
Bidmachine — account 1595: 400 lines in the file, 77 expected lines missing
Sovrn — accounts 411915, 563477, 594162 and 4 more: 7 lines in the file
TripleLift — accounts 6998, 14146: 2 lines in the file
CAS.ai — accounts b5a73ae1, babe9c54: 160 lines in the file, 5 expected lines missing
BlueSea — account 204037: 26 lines in the file, 12 expected lines missing
Start.io — account 117514417: 95 lines in the file, 63 expected lines missing
Xandr (Microsoft) — account 10815: 1 line in the file
Yango Ads — account 321841229: 400 lines in the file, 400 expected lines missing
Yandex Ads — account 321841229: 168 lines in the file, 1 expected line missing
VK Ads (myTarget) — partner (reseller) lines only: 96 lines in the file, 48 expected lines missing
BIGO Ads — partner (reseller) lines only: 400 lines in the file, 267 expected lines missing
Bidease — partner (reseller) lines only: 38 lines in the file, 11 expected lines missing
Display.io — partner (reseller) lines only: 11 lines in the file, 21 expected lines missing
DSP Exchange — partner (reseller) lines only: 347 lines in the file, 214 expected lines missing
Madex — partner (reseller) lines only: 6 lines in the file, 12 expected lines missing
Monetrix — partner (reseller) lines only: 65 lines in the file, 28 expected lines missing
Prado — partner (reseller) lines only: 22 lines in the file, 5 expected lines missing
Verve (PubNative) — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
HyprMX — partner (reseller) lines only: 203 lines in the file, 166 expected lines missing
Kidoz — partner (reseller) lines only: 18 lines in the file, 4 expected lines missing
DSail — partner (reseller) lines only: 160 lines in the file, 5 expected lines missing

Invalid lines

loopme.com, 9621, 1890132, 6c8d5f95897a5a3b
ucfunnel.com, par-E2B2BB3E89BE87A2F774B768BEED62A2,
smartyads.com, 897, fd2bde0ff2e62c5d
smaato.com, 1100052485, RESELLER 07bcf65f187117b4
Pangleglobal.com, Account ID, DIRECT
12456, RESELLER, 6c33edb13117fd86
openx.com, 559792583, RESELLER, 6a698e2ec38604c6 t
Resellers as of May 28, 2024
singularads, 548745, RESELLER
rubiconproject.com, 15854, RESELLER 0bfd66d529a55807
lemmatechnologies,1844,RESELLER
improvedigital.com,2862,RESELLERimprovedigital.com,2862,RESELLER

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

FAQ

Does corp.sundaytoz.com have an app-ads.txt?

Yes — https://corp.sundaytoz.com/app-ads.txt has 7,541 lines (checked 20 Oct 2026).

Which ad networks does corp.sundaytoz.com work with?

Its app-ads.txt lists Google AdMob, Liftoff Monetize (Vungle), ironSource / LevelPlay, Smaato, AppLovin, Mintegral, Unity Ads, Chartboost, PubMatic, TikTok Ad Network (Pangle), OpenX, Meta Audience Network and 24 more.

corp.sundaytoz.com app-ads.txt check

Ad networks in corp.sundaytoz.com/app-ads.txt

Invalid lines

FAQ

Does corp.sundaytoz.com have an app-ads.txt?

Which ad networks does corp.sundaytoz.com work with?

Is the app-ads.txt of corp.sundaytoz.com correct?

Other checked domains

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