LittleWorld: Trace & Learn ABC
by Hung Nguyen Thai · 1359224469
Most of the 154 lines in LittleWorld: Trace & Learn ABC's app-ads.txt (littleworld.vn) are RESELLER lines: 153 against 1 DIRECT, across 63 ad systems. 119 of 151 lines checked against sellers.json match; 13 name a seller ID the network does not list, 7 declare the wrong seller type. The file last changed on 9 October 2026.
Store data
- Rating
- —
- Installs
- —
- Category
- Education
- Contains ads
- —
Not published by Apple
app-ads.txt
- Domain
- littleworld.vn
- Status
- Found (200)
- Lines
- 154
- DIRECT / RESELLER
- 1 / 153
- Parse errors
- 0
- Last fetched
- Oct 9, 2026
- Last changed
- Oct 9, 2026
sellers.json cross-check
154 lines checked
Verified
119
Errors
20
Warnings
13
- Seller ID not found 13
- RESELLER but publisher 7
- Seller type BOTH 12
- No sellers.json 1
- Unchecked 2
Declared supply tree
1 direct account across 1 direct seller · 100 resellers buying from them · 53 not matched
| Direct seller | Accounts | Resold by | Issues |
|---|---|---|---|
| unity.com | 1 | 83 resellers: pubmatic.com, rubiconproject.com, smartadserver.com … | 1 |
53 resellers, intermediary not matched to a direct seller of this app (the intermediary's domain is not a direct seller of this app: 31; account not found in the ad system's sellers.json: 12; sellers.json lists the account as a publisher, not an intermediary: 7; the ad system publishes no usable sellers.json: 1; not cross-checked yet: 2).
Seller IDs the networks do not list
13 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 |
|---|---|---|---|
| 10 | unity.com | 149449300 | DIRECT |
| 11 | freewheel.tv | 741650 | RESELLER |
| 23 | rubiconproject.com | 28341 | RESELLER |
| 41 | media.net | 8CU675N41 | RESELLER |
| 65 | appnexus.com | 6849 | RESELLER |
| 70 | google.com | pub-2923085774557613 | RESELLER |
| 72 | google.com | pub-3990748024667386 | RESELLER |
| 97 | vidoomy.com | 8953515 | RESELLER |
| 114 | dauup.com | 34222 | RESELLER |
| 116 | lijit.com | 606973 | RESELLER |
| 141 | triplelift.com | 14705-EB | RESELLER |
| 148 | ogury.com | 065d4ff5-a269-44be-9634-9d4d7af2dfc3 | RESELLER |
| 150 | onlinemediasolutions.com | 23120 | RESELLER |
More apps from Hung Nguyen Thai
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Last crawled Mon, Oct 12, 2026 5:47 PM. Data derived from the public store listing, the developer's app-ads.txt and the ad systems' sellers.json files.