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.

belka-games.com app-ads.txt check

belka-games.com is missing out on higher CPMs: its app-ads.txt has 35 invalid lines. Buyers' crawlers skip invalid lines, so those sellers can't be verified.

Checked 20 Oct 2026. 12,297 lines, 7,976 unique records, 4,286 duplicates, 35 invalid lines, 41 ad networks detected.

Ad networks in belka-games.com/app-ads.txt

InMobi — accounts c1752200bb8e49d587d7c73db97843fc, ddb41d8a9f434a918d05a0fc9999d9f9, bd10b0a046d941a58861a795eb6e0ac0 and 1 more: 267 lines in the file, 8 expected lines missing
Smaato — accounts 1100044393, 1100056318, 1100057445 and 3 more: 6 lines in the file
Google AdMob — accounts pub-9073981794149237, pub-3940256099942544, pub-8428973207370809: 3 lines in the file
DT Exchange (Fyber) — accounts 210197, 214924: 400 lines in the file
AppLovin — accounts 8fd98902a22835b3888aaf720e0cb7d0, ae10d70fc9898016362c25e4adbc7286, 8eaf9ad6dc92d5fca7f47c30168fb8fc and 100 more: 138 lines in the file
Liftoff Monetize (Vungle) — account 58371a2bafd6eb8b130001ca: 391 lines in the file
Unity Ads — account 1004724: 161 lines in the file
PubMatic — accounts 158862, 164143, 95054 and 1 more: 4 lines in the file
Index Exchange — accounts 191086, 219649: 2 lines in the file
ironSource / LevelPlay — accounts 189021, 135141: 126 lines in the file, 1 expected line missing
Yahoo — account 54660: 1 line in the file
Meta Audience Network — account 1593611810947677: 1 line in the file
TikTok Ad Network (Pangle) — accounts 87164, 15908: 2 lines in the file
Yandex Ads — accounts 102328863, 95740617: 170 lines in the file
Amazon Publisher Services — account b974a719-42d5-4c40-8865-a0c68d279faa: 1 line in the file
VK Ads (myTarget) — account 13857669: 174 lines in the file, 1 expected line missing
BIGO Ads — account 13857669: 400 lines in the file, 4 expected lines missing
Magnite (Rubicon) — accounts 26440, 26442, 27420 and 5 more: 8 lines in the file
Mintegral — account 19118: 400 lines in the file
Start.io — accounts 120423522, 178564078, 179510621 and 1 more: 161 lines in the file
OpenX — accounts 540861995, 540396775, 563905670 and 2 more: 5 lines in the file
Maticoo (zMaticoo) — accounts 5135063, 114490: 318 lines in the file, 128 expected lines missing
Verve (PubNative) — accounts 1009731, 1009899, 1009895: 400 lines in the file, 6 expected lines missing
Bidmachine — accounts 200, 1053, 249: 400 lines in the file
Sovrn — accounts 411915, 563477, 583061 and 8 more: 11 lines in the file
Xandr (Microsoft) — accounts 15686, 16912, 10815: 3 lines in the file
Criteo — account SWH94X: 1 line in the file
Yango Ads — account 102328863: 400 lines in the file, 400 expected lines missing
TripleLift — accounts 6998, 14146: 2 lines in the file
BlueSea — account 204037: 27 lines in the file, 11 expected lines missing
CAS.ai — accounts b5a73ae1, babe9c54: 163 lines in the file, 2 expected lines missing
Chartboost — partner (reseller) lines only: 400 lines in the file, 84 expected lines missing
Bidease — partner (reseller) lines only: 44 lines in the file, 5 expected lines missing
Display.io — partner (reseller) lines only: 17 lines in the file, 15 expected lines missing
DSP Exchange — partner (reseller) lines only: 400 lines in the file, 132 expected lines missing
Madex — partner (reseller) lines only: 8 lines in the file, 10 expected lines missing
Monetrix — partner (reseller) lines only: 70 lines in the file, 23 expected lines missing
Prado — partner (reseller) lines only: 25 lines in the file, 2 expected lines missing
HyprMX — partner (reseller) lines only: 283 lines in the file, 86 expected lines missing
Kidoz — partner (reseller) lines only: 21 lines in the file, 1 expected line missing
DSail — partner (reseller) lines only: 163 lines in the file, 2 expected lines missing

Invalid lines

opera.com, pub5296098761088, RESELLER 55a0c5fd61378de3
appnexus.com, 13698, DIRECT f5ab79cb980f11d1
admanmedia.com,990,RESELLER visiblemeasures.com,1020,RESELLER smaato.com,1100051149,RESELLER,07bcf65f187117b4 admixer.co.kr,1654,RESELLER pubnative.net,1007475,RESELLER,d641df8625486a7b inmobi.com,38e
ironsrc.com,yeahmobi.com,rubiconproject.com
improvedigital, 2343, RESELLER
openx.com, 559792583, RESELLER, 6a698e2ec38604c6 t
conversantmedia.com, 41896, RESELLER 03113cd04947736d
conversantmedia.com, 100141, DIRECT/RESELLER, 03113cd04947736d #hb #tag #video
lijit.com, 513831, INTERMEDIARY, fafdf38b16bf6b2b
smaato.com,to be added,DIRECT,07bcf65f187117b4
Audiate.me,Ã¢â‚¬Â¯86689867, RESELLER
targetspot.com,Ã¢â‚¬Â¯227, RESELLER, feb28ed826dcf532
93308,93308,RESELLER
RESELLER,93308,RESELLER
5529a3d1f59865be,93308,RESELLER

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

FAQ

Does belka-games.com have an app-ads.txt?

Yes — https://belka-games.com/app-ads.txt has 12,297 lines (checked 20 Oct 2026).

Which ad networks does belka-games.com work with?

Its app-ads.txt lists InMobi, Smaato, Google AdMob, DT Exchange (Fyber), AppLovin, Liftoff Monetize (Vungle), Unity Ads, PubMatic, Index Exchange, ironSource / LevelPlay, Yahoo, Meta Audience Network and 29 more.

Is the app-ads.txt of belka-games.com correct?