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.

mahjongonline365.com app-ads.txt check

mahjongonline365.com is missing out on higher CPMs: its app-ads.txt has 17 invalid lines and lists only 6,772 of the 8,554 lines its 31 ad networks expect (21% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 8,635 lines, 5,189 unique records, 3,295 duplicates, 17 invalid lines, 42 ad networks detected.

Ad networks in mahjongonline365.com/app-ads.txt

InMobi — accounts cb6a6239dfec478f818c1ffca00ca440, 2b25b41801084c3fa37d110f0fbb0d00, 5ba8a4ecf7ad49fda272fffdb5a97ad7: 264 lines in the file, 10 expected lines missing
Google AdMob — accounts pub-0085763304086106, pub-7279990999620104, pub-4770346047043508 and 2 more: 5 lines in the file
AppLovin — account 891c9b636c46ea3e6ac1ba5389a38c36: 35 lines in the file, 1 expected line missing
Amazon Publisher Services — accounts 476504, fa03ce82-f818-4dab-8ad5-8b52ef2d808d: 2 lines in the file
MobileFuse — account 4552: 1 line in the file
Index Exchange — accounts 213302, 191387, 189121 and 3 more: 6 lines in the file
Bidease — accounts LKD1NIvAibOW, Hru4JgzbnDXn, gdHqJK0aqRAY: 51 lines in the file, 1 expected line missing
Bidmachine — accounts 753, 200: 400 lines in the file, 400 expected lines missing
BIGO Ads — accounts 23166042, 23006847: 400 lines in the file, 4 expected lines missing
Start.io — account 196868664: 149 lines in the file, 9 expected lines missing
Criteo — accounts B-061011, B-059025: 2 lines in the file
OpenX — account 540577124: 1 line in the file
Magnite (Rubicon) — accounts 22304, 22306, 19652 and 2 more: 5 lines in the file
Verve (PubNative) — accounts 1017388, 1016209, 1007073 and 2 more: 400 lines in the file, 99 expected lines missing
Chartboost — account 67b870a8d0a864949faefa85: 400 lines in the file, 4 expected lines missing
CloudX — account Xdg3Iej98X27-wsPxLl6k: 4 lines in the file
DT Exchange (Fyber) — account 220068: 400 lines in the file
Display.io — accounts 1847, 25139187, 25139183: 22 lines in the file, 13 expected lines missing
Xandr (Microsoft) — accounts 8233, 2928: 2 lines in the file
PubMatic — accounts 81564, 158162, 162942 and 4 more: 7 lines in the file
Meta Audience Network — accounts 748508385186980, 360728684999098, 419727329145576: 3 lines in the file
ironSource / LevelPlay — account 318082: 111 lines in the file, 15 expected lines missing
Liftoff Monetize (Vungle) — account 61e93624cf7a710017932586: 391 lines in the file
Mintegral — account 30839: 400 lines in the file, 155 expected lines missing
Sovrn — accounts 567122, 300903, 300903-eb: 3 lines in the file
TikTok Ad Network (Pangle) — account 5003987: 1 line in the file
Smaato — accounts 1100059722, 1100058899, 1100057003 and 4 more: 7 lines in the file
TripleLift — accounts 7695, 7695-EB, 7699 and 3 more: 6 lines in the file
Unity Ads — account 32405: 157 lines in the file, 4 expected lines missing
VK Ads (myTarget) — account 23006847: 146 lines in the file, 29 expected lines missing
Yandex Ads — account 307498847: 149 lines in the file, 20 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
BlueSea — partner (reseller) lines only: 19 lines in the file, 18 expected lines missing
DSP Exchange — partner (reseller) lines only: 356 lines in the file, 205 expected lines missing
Madex — partner (reseller) lines only: 5 lines in the file, 13 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 246 lines in the file, 198 expected lines missing
Monetrix — partner (reseller) lines only: 50 lines in the file, 43 expected lines missing
Prado — partner (reseller) lines only: 19 lines in the file, 8 expected lines missing
HyprMX — partner (reseller) lines only: 246 lines in the file, 123 expected lines missing
Kidoz — partner (reseller) lines only: 15 lines in the file, 7 expected lines missing
CAS.ai — partner (reseller) lines only: 141 lines in the file, 24 expected lines missing
DSail — partner (reseller) lines only: 141 lines in the file, 24 expected lines missing

Invalid lines

smaato.com,to be added,DIRECT,07bcf65f187117b4
yahoo.com, 58905, RESELLER e1a5b5b6e3255540
betweendigital.com, 44977, DIRECTappnexus.com, 13817, RESELLER, f5ab79cb980f11d1
bidvol.com, RESELLER, 93287
admixer.net,1046d8dc-f1a9-439d-a8a5-3401fda83729,RESELLER pubmatic.com, 160846, RESELLER, 5d62403b186f2ace
rubiconproject.com, 15854, RESELLER 0bfd66d529a55807
Pubmatic 159501, RESELLER,5d62403b186f2ace
zmaticoo, 5135981, RESELLER
onetag.com, DIRECT
triplelift.com, 8462, 6c33edb13117fd86
yahoo.com, 58905, RESELLER e1a5b5b6e3255540
bidvol.com, RESELLER, 93287
Media.net, 8CUGG4P7J, RESELLER - oRTB
smartyads, 19306, DIRECT, fd2bde0ff2e62c5d
app-stock.com, 509221, Reseller, ed8c126ea5971415 (optional)

Corrected file: mahjongonline365.com app-ads.txt (fixed).

FAQ

Does mahjongonline365.com have an app-ads.txt?

Yes — https://mahjongonline365.com/app-ads.txt has 8,635 lines (checked 20 Oct 2026).

Which ad networks does mahjongonline365.com work with?

Its app-ads.txt lists InMobi, Google AdMob, AppLovin, Amazon Publisher Services, MobileFuse, Index Exchange, Bidease, Bidmachine, BIGO Ads, Start.io, Criteo, OpenX and 30 more.

mahjongonline365.com app-ads.txt check

Ad networks in mahjongonline365.com/app-ads.txt

Invalid lines

FAQ

Does mahjongonline365.com have an app-ads.txt?

Which ad networks does mahjongonline365.com work with?

Is the app-ads.txt of mahjongonline365.com correct?

Other checked domains

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