Land of Demon
by Shaoxing Kuaifei Network Technology Co., Ltd · 1492859020
Most of the 894 lines in Land of Demon's app-ads.txt (fastfly.xin) are RESELLER lines: 887 against 7 DIRECT, across 196 ad systems. 630 of 849 lines checked against sellers.json match; 131 name a seller ID the network does not list, 30 declare the wrong seller type. The file last changed on 9 October 2026; the same file covers 2 apps of this developer.
Store data
- Rating
- 3
- Installs
- —
- Category
- Games
- Contains ads
- —
3 ratings
Not published by Apple
app-ads.txt
- Domain
- fastfly.xin
- Status
- Found (200)
- Lines
- 894
- DIRECT / RESELLER
- 7 / 887
- Parse errors
- 108
- Last fetched
- Oct 9, 2026
- Last changed
- Oct 9, 2026
sellers.json cross-check
894 lines checked
Verified
630
Errors
161
Warnings
77
- Seller ID not found 131
- DIRECT but intermediary 1
- RESELLER but publisher 29
- Seller type BOTH 54
- Confidential seller 4
- No sellers.json 19
- Unchecked 26
Declared supply tree
7 direct accounts across 6 direct sellers · 612 resellers buying from them · 275 not matched
| Direct seller | Accounts | Resold by | Issues |
|---|---|---|---|
| unity.com | 1 | 212 resellers: pubmatic.com, rubiconproject.com, smartadserver.com … | 0 |
| toponad.com | 1 | 83 resellers: lijit.com, media.net, smartadserver.com … | 0 |
| vungle.com | 1 | 33 resellers: pubmatic.com, betweendigital.com, zmaticoo.com … | 1 |
| smaato.com | 2 | 12 resellers: pubmatic.com, programmaticx.ai, lijit.com … | 1 |
| google.com | 1 | 1 reseller: pubmatic.com | 0 |
| pangleglobal.com | 1 | 1 reseller: pubmatic.com | 0 |
275 resellers, intermediary not matched to a direct seller of this app (not cross-checked yet: 26; account not found in the ad system's sellers.json: 130; the intermediary's domain is not a direct seller of this app: 65; sellers.json lists the account as a publisher, not an intermediary: 29; the ad system publishes no usable sellers.json: 19; the intermediary has no domain in sellers.json: 2; the seller is confidential in sellers.json: 4).
Seller IDs the networks do not list
131 lines of this app-ads.txt name an account ID that the ad system's sellers.json does not contain; the first 15 in file order. Usually a stale line or a typo in the ID. How to fix it
| Line | Ad system | Account ID | Relationship |
|---|---|---|---|
| 11 | openx.com | 540871654 | RESELLER |
| 14 | rubiconproject.com | 21526 | RESELLER |
| 25 | kidoz.net | 19692013 | RESELLER |
| 27 | google.com | pub-1233641550993908 | RESELLER |
| 28 | telaria.com | rwd19-37974 | RESELLER |
| 29 | tremorhub.com | rwd19-37974 | RESELLER |
| 36 | indexexchange.com | 194080 | RESELLER |
| 39 | video.unrulymedia.com | 3630748062 | RESELLER |
| 41 | rubiconproject.com | 14334 | RESELLER |
| 42 | inmobi.com | 61d733c3779d43e590c51c8bc078e10c | RESELLER |
| 53 | bidmachine.io | 114 | RESELLER |
| 55 | indexexchange.com | 194730 | RESELLER |
| 56 | indexexchange.com | 186684 | RESELLER |
| 60 | criteo.com | B-057955 | RESELLER |
| 63 | yandex.com | 40427798 | RESELLER |
More apps from Shaoxing Kuaifei Network Technology Co., Ltd
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New to these files? What is app-ads.txt · Network directory · Glossary
Last crawled Mon, Oct 12, 2026 7:59 AM. Data derived from the public store listing, the developer's app-ads.txt and the ad systems' sellers.json files.