Russian for Beginners:
by LinDuo · com.lin.duo.hd.russian
Most of the 168 lines in Russian for Beginners:'s app-ads.txt (lin-duo.com) are RESELLER lines: 163 against 5 DIRECT, across 65 ad systems. 129 of 165 lines checked against sellers.json match; 7 name a seller ID the network does not list, 3 declare the wrong seller type. The file last changed on 6 October 2026; the same file covers 19 apps of this developer.
Russian for Beginners: shares its app-ads.txt (lin-duo.com) with English for Beginners: LinDuo (Google Play), whose page carries the full analysis of the file.
Store data
- Rating
- 4.7
- Installs
- 100,000+
- Category
- Educational
- Contains ads
- Yes
3,703 ratings
Offers in-app purchases
app-ads.txt
- Domain
- lin-duo.com
- Status
- Found (200)
- Lines
- 168
- DIRECT / RESELLER
- 5 / 163
- Parse errors
- 0
- Last fetched
- Oct 12, 2026
- Last changed
- Oct 6, 2026
sellers.json cross-check
168 lines checked
Verified
129
Errors
10
Warnings
28
- Seller ID not found 7
- RESELLER but publisher 3
- Seller type BOTH 25
- Confidential seller 1
- No sellers.json 2
- Unchecked 1
Declared supply tree
5 direct accounts across 3 direct sellers · 136 resellers buying from them · 27 not matched
| Direct seller | Accounts | Resold by | Issues |
|---|---|---|---|
| yandex.com | 1 | 84 resellers: pubmatic.com, rubiconproject.com, lijit.com … | 1 |
| yango-ads.com | 1 | 3 resellers: lijit.com, rubiconproject.com, video.unrulymedia.com | 0 |
| google.com | 3 | — | 0 |
27 resellers, intermediary not matched to a direct seller of this app (sellers.json lists the account as a publisher, not an intermediary: 3; account not found in the ad system's sellers.json: 6; the intermediary's domain is not a direct seller of this app: 15; the ad system publishes no usable sellers.json: 2; not cross-checked yet: 1).
Seller IDs the networks do not list
7 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 |
|---|---|---|---|
| 7 | rubiconproject.com | 27842 | RESELLER |
| 47 | bigo.sg | 1114681 | RESELLER |
| 66 | pubmatic.com | 167323 | RESELLER |
| 76 | smilewanted.com | 5715 | RESELLER |
| 100 | yandex.com | 304159083 | DIRECT |
| 114 | screenil.com | 554156 | RESELLER |
| 152 | media.net | 8CUF63MX7 | RESELLER |
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New to these files? What is app-ads.txt · Network directory · Glossary
Last crawled Tue, Oct 6, 2026 4:27 AM. Data derived from the public store listing, the developer's app-ads.txt and the ad systems' sellers.json files.