USA Quiz (Qbis Studio)
by Konrad Kubis · 1555696494
Most of the 34 lines in USA Quiz (Qbis Studio)'s app-ads.txt (qbisstudio.com) are RESELLER lines: 31 against 3 DIRECT, across 23 ad systems. 15 of 28 lines checked against sellers.json match; 8 name a seller ID the network does not list, 2 declare the wrong seller type. The file last changed on 10 October 2026; the same file covers 10 apps of this developer.
Store data
- Rating
- 4.89
- Installs
- —
- Category
- Education
- Contains ads
- —
44 ratings
Not published by Apple
app-ads.txt
- Domain
- qbisstudio.com
- Status
- Found (200)
- Lines
- 34
- DIRECT / RESELLER
- 3 / 31
- Parse errors
- 0
- Last fetched
- Oct 10, 2026
- Last changed
- Oct 10, 2026
sellers.json cross-check
34 lines checked
Verified
15
Errors
10
Warnings
3
- Seller ID not found 8
- DIRECT but intermediary 1
- RESELLER but publisher 1
- Seller type BOTH 3
- Unchecked 6
Declared supply tree
3 direct accounts across 3 direct sellers · 14 resellers buying from them · 17 not matched
| Direct seller | Accounts | Resold by | Issues |
|---|---|---|---|
| unity.com | 1 | 10 resellers: rubiconproject.com, pubmatic.com, algorix.co … | 1 |
| google.com | 1 | 3 resellers: openx.com, sharethrough.com, smartadserver.com | 0 |
| pubmatic.com | 1 | — | 1 |
17 resellers, intermediary not matched to a direct seller of this app (not cross-checked yet: 6; account not found in the ad system's sellers.json: 7; the intermediary's domain is not a direct seller of this app: 3; sellers.json lists the account as a publisher, not an intermediary: 1).
Seller IDs the networks do not list
8 lines of this app-ads.txt name an account ID that the ad system's sellers.json does not contain. Usually a stale line or a typo in the ID. How to fix it
| Line | Ad system | Account ID | Relationship |
|---|---|---|---|
| 2 | unity.com | 2795972 | DIRECT |
| 11 | openx.com | 540871654 | RESELLER |
| 14 | rubiconproject.com | 21526 | RESELLER |
| 25 | kidoz.net | 19692013 | RESELLER |
| 27 | telaria.com | rwd19-2795972 | RESELLER |
| 28 | tremorhub.com | rwd19-2795972 | RESELLER |
| 29 | smartadserver.com | 4194-OB | RESELLER |
| 31 | sharethrough.com | 4194-OB | RESELLER |
More apps from Konrad Kubis
New to these files? What is app-ads.txt · Network directory · Glossary
Last crawled Tue, Oct 13, 2026 2:40 AM. Data derived from the public store listing, the developer's app-ads.txt and the ad systems' sellers.json files.