Duden
by Cornelsen Verlag GmbH · 6473428399
Most of the 244 lines in Duden's app-ads.txt (lp.duden.de) are RESELLER lines: 211 against 33 DIRECT, across 63 ad systems. 157 of 243 lines checked against sellers.json match; 11 name a seller ID the network does not list, 6 declare the wrong seller type. The file last changed on 9 October 2026.
Store data
- Rating
- 3.4
- Installs
- —
- Category
- Reference
- Contains ads
- —
10 ratings
Not published by Apple
app-ads.txt
- Domain
- lp.duden.de
- Status
- Found (200)
- Lines
- 244
- DIRECT / RESELLER
- 33 / 211
- OWNERDOMAIN
- cornelsen.de
- MANAGERDOMAIN
- yieldlove.com
- Parse errors
- 4
- Last fetched
- Oct 9, 2026
- Last changed
- Oct 9, 2026
sellers.json cross-check
244 lines checked
Verified
157
Errors
17
Warnings
70
- Seller ID not found 11
- DIRECT but intermediary 3
- RESELLER but publisher 3
- Seller type BOTH 69
- No sellers.json 1
Declared supply tree
33 direct accounts across 21 direct sellers · 173 resellers buying from them · 38 not matched
38 resellers, intermediary not matched to a direct seller of this app (the intermediary's domain is not a direct seller of this app: 23; account not found in the ad system's sellers.json: 11; the ad system publishes no usable sellers.json: 1; sellers.json lists the account as a publisher, not an intermediary: 3).
Seller IDs the networks do not list
11 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 |
|---|---|---|---|
| 26 | appnexus.com | 2758 | RESELLER |
| 30 | appnexus.com | 7664 | RESELLER |
| 31 | appnexus.com | 8173 | RESELLER |
| 45 | freewheel.tv | 282594 | RESELLER |
| 46 | freewheel.tv | 282818 | RESELLER |
| 49 | freewheel.tv | 799921 | RESELLER |
| 107 | openx.com | 541216068 | RESELLER |
| 120 | pubmatic.com | 157420 | RESELLER |
| 158 | rubiconproject.com | 22370 | RESELLER |
| 167 | seedtag.com | 69d68d4be8be020007d0b62c | RESELLER |
| 239 | xandr.com | 1405 | RESELLER |
More apps from Cornelsen Verlag GmbH
New to these files? What is app-ads.txt · Network directory · Glossary
Last crawled Mon, Oct 12, 2026 1:20 PM. Data derived from the public store listing, the developer's app-ads.txt and the ad systems' sellers.json files.