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.

holoboo.com app-ads.txt check

holoboo.com is missing out on higher CPMs: its app-ads.txt has 16 invalid lines and lists only 2,337 of the 4,845 lines its 25 ad networks expect (52% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 3,207 lines, 2,285 unique records, 906 duplicates, 16 invalid lines, 38 ad networks detected.

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

Google AdMob — accounts pub-5736331372123609, pub-1020479659247659, pub-2664533431624277 and 1 more: 4 lines in the file
Unity Ads — accounts 1021087, 1202188: 105 lines in the file, 57 expected lines missing
AppLovin — account a9dcca930505a02c8199fb4a1c51710b: 33 lines in the file, 3 expected lines missing
Meta Audience Network — account 265619814176889: 1 line in the file
Smaato — accounts 1100045703, 1000012345, 1100027488 and 2 more: 5 lines in the file
ironSource / LevelPlay — accounts P284905, 284905: 86 lines in the file, 41 expected lines missing
Verve (PubNative) — account 1007215: 296 lines in the file, 400 expected lines missing
Mintegral — account 21252: 400 lines in the file, 260 expected lines missing
Vungle — account 5e7b70feda5505001600025b: 209 lines in the file, 151 expected lines missing
Xandr (Microsoft) — accounts 11452, 12366, 14416 and 3 more: 6 lines in the file
DT Exchange (Fyber) — account 211898: 214 lines in the file, 237 expected lines missing
InMobi — accounts 009bdd35c99b496aa5f37ba51b4f444c, cb6a6239dfec478f818c1ffca00ca440, 73f2823d96104814b1c74e6826195da2 and 1 more: 124 lines in the file, 151 expected lines missing
Ogury — account d2751bf3ef69ef81a2c2a9c99e960f6b: 5 lines in the file, 13 expected lines missing
HyprMX — account 24455555595: 146 lines in the file, 224 expected lines missing
Chartboost — account 605b13066735f1227012858e: 400 lines in the file, 336 expected lines missing
PubMatic — accounts 160565, 158060, 160850 and 1 more: 4 lines in the file
TikTok Ad Network (Pangle) — accounts 9898, 38331, 5006878: 3 lines in the file
Index Exchange — account 192585: 1 line in the file
Criteo — accounts B-064281, B-057702: 2 lines in the file
TripleLift — accounts 12193, 12193-EB: 2 lines in the file
Magnite (Rubicon) — accounts 23494, 22988, 13510 and 1 more: 4 lines in the file
Yahoo — accounts 58762, 60013: 2 lines in the file
OpenX — accounts 540679900, 540857594, 557323449 and 1 more: 4 lines in the file
Amazon Publisher Services — account 56607456-2b81-4838-9c69-630f59fdc61c: 1 line in the file
Sovrn — accounts 293179, 293179-eb: 2 lines in the file
Yandex Ads — partner (reseller) lines only: 60 lines in the file, 108 expected lines missing
VK Ads (myTarget) — partner (reseller) lines only: 79 lines in the file, 65 expected lines missing
BIGO Ads — partner (reseller) lines only: 218 lines in the file, 400 expected lines missing
Yango Ads — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
DSP Exchange — partner (reseller) lines only: 292 lines in the file, 269 expected lines missing
Maticoo (zMaticoo) — partner (reseller) lines only: 82 lines in the file, 362 expected lines missing
Monetrix — partner (reseller) lines only: 13 lines in the file, 80 expected lines missing
Prado — partner (reseller) lines only: 12 lines in the file, 15 expected lines missing
Start.io — partner (reseller) lines only: 24 lines in the file, 133 expected lines missing
Kidoz — partner (reseller) lines only: 10 lines in the file, 12 expected lines missing
CAS.ai — partner (reseller) lines only: 51 lines in the file, 114 expected lines missing
DSail — partner (reseller) lines only: 51 lines in the file, 114 expected lines missing
Bidmachine — partner (reseller) lines only: 337 lines in the file, 400 expected lines missing

Invalid lines

Resellers as of June 16th, 2022
ucfunnel.com, par-E2B2BB3E89BE87A2F774B768BEED62A2,
smartyads.com, 897, fd2bde0ff2e62c5d
xandr.com, 10978, RESELLERimprovedigital.com, 2018, RESELLER
Resellers as of Aug 24th, 2022
telaria.com, , RESELLER, 1a4e959a1b50034a
tremorhub.com, , RESELLER, 1a4e959a1b50034a
Resellers as of Dec. 12th, 2022
opera.com, pub5296098761088, RESELLER 55a0c5fd61378de3
ucfunnel.com,par-8A2AD843B76A2B93CB24D4B7D694B67E,RESELLERÃƒÆ’Ã†â€™Ãƒâ€ Ã¢â‚¬â„¢ÃƒÆ’Ã‚Â¢ÃƒÂ¢Ã¢â‚¬Å¡Ã‚Â¬Ãƒâ€¦Ã‚Â¡
Resellers as of June 8, 2023
singularads, 548745, RESELLER
ironsrc.com, [yourironSourcePublisherAccountID], Direct
Remember to replace [yourironSourcePublisherAccountID] with your account ID, which you can get from your account manager.
Resellers as of November 20, 2024

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

FAQ

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

Yes — https://holoboo.com/app-ads.txt has 3,207 lines (checked 20 Oct 2026).

Which ad networks does holoboo.com work with?

Its app-ads.txt lists Google AdMob, Unity Ads, AppLovin, Meta Audience Network, Smaato, ironSource / LevelPlay, Verve (PubNative), Mintegral, Vungle, Xandr (Microsoft), DT Exchange (Fyber), InMobi and 26 more.

holoboo.com app-ads.txt check

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

Invalid lines

FAQ

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

Which ad networks does holoboo.com work with?

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

Other checked domains

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