what3words.com app-ads.txt check
what3words.com is missing out on higher CPMs: its app-ads.txt has 1 invalid line and lists only 2,385 of the 2,978 lines its 6 ad networks expect (20% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.
Checked 20 Oct 2026. 3,111 lines, 3,000 unique records, 52 duplicates, 1 invalid lines, 29 ad networks detected.
Ad networks in what3words.com/app-ads.txt
- Google AdMob — account
pub-2637207301976634: 1 line in the file - Magnite (Rubicon) — accounts
28731,28729: 2 lines in the file - AppLovin — account
71438561924cc1e877000f33ae052b4f: 36 lines in the file - InMobi — account
1a9b71a33b3b472fa7cf8382c8fc25fa: 159 lines in the file, 113 expected lines missing - Bidmachine — account
1722: 400 lines in the file, 400 expected lines missing - Amazon Publisher Services — account
48266a61-b3d9-4cb7-b172-553abc6a42a4: 1 line in the file - Mintegral — partner (reseller) lines only: 286 lines in the file, 400 expected lines missing
- Unity Ads — partner (reseller) lines only: 67 lines in the file, 93 expected lines missing
- ironSource / LevelPlay — partner (reseller) lines only: 48 lines in the file, 77 expected lines missing
- Liftoff Monetize (Vungle) — partner (reseller) lines only: 203 lines in the file, 187 expected lines missing
- Chartboost — partner (reseller) lines only: 280 lines in the file, 400 expected lines missing
- DT Exchange (Fyber) — partner (reseller) lines only: 222 lines in the file, 228 expected lines missing
- Yandex Ads — partner (reseller) lines only: 129 lines in the file, 39 expected lines missing
- VK Ads (myTarget) — partner (reseller) lines only: 43 lines in the file, 101 expected lines missing
- BIGO Ads — partner (reseller) lines only: 360 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: 28 lines in the file, 21 expected lines missing
- BlueSea — partner (reseller) lines only: 21 lines in the file, 16 expected lines missing
- Display.io — partner (reseller) lines only: 9 lines in the file, 23 expected lines missing
- DSP Exchange — partner (reseller) lines only: 159 lines in the file, 400 expected lines missing
- Maticoo (zMaticoo) — partner (reseller) lines only: 214 lines in the file, 230 expected lines missing
- Monetrix — partner (reseller) lines only: 45 lines in the file, 48 expected lines missing
- Prado — partner (reseller) lines only: 7 lines in the file, 20 expected lines missing
- Verve (PubNative) — partner (reseller) lines only: 400 lines in the file, 400 expected lines missing
- Ogury — partner (reseller) lines only: 8 lines in the file, 9 expected lines missing
- HyprMX — partner (reseller) lines only: 117 lines in the file, 252 expected lines missing
- Start.io — partner (reseller) lines only: 84 lines in the file, 73 expected lines missing
- CAS.ai — partner (reseller) lines only: 125 lines in the file, 40 expected lines missing
- DSail — partner (reseller) lines only: 125 lines in the file, 40 expected lines missing
Invalid lines
lemmatechnologies,1844,RESELLER
Corrected file: what3words.com app-ads.txt (fixed).
FAQ
Does what3words.com have an app-ads.txt?
Yes — https://what3words.com/app-ads.txt has 3,111 lines (checked 20 Oct 2026).
Which ad networks does what3words.com work with?
Its app-ads.txt lists Google AdMob, Magnite (Rubicon), AppLovin, InMobi, Bidmachine, Amazon Publisher Services, Mintegral, Unity Ads, ironSource / LevelPlay, Liftoff Monetize (Vungle), Chartboost, DT Exchange (Fyber) and 17 more.
Is the app-ads.txt of what3words.com correct?
what3words.com is missing out on higher CPMs: its app-ads.txt has 1 invalid line and lists only 2,385 of the 2,978 lines its 6 ad networks expect (20% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.
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