Ad system
placeholder.example.com
All 227 apps that declare placeholder.example.com hold a DIRECT account with it (69 app-ads.txt files). We found no readable sellers.json for placeholder.example.com, so none of the 69 lines naming it can be checked. 100% of the lines carry the certification ID placeholder.
- Apps declaring it
- 227
- Sellers in sellers.json
- 0
- Lines verified
- —
- Lines with errors
- 0
- Avg. supply path score
- 70.0 / 100
227 DIRECT · 0 RESELLER
Unreachable
no line checked yet
73 lines in total
227 apps scored
App counts, the sellers.json breakdown and the directory ranking are as of , recomputed daily (the same numbers as the directory). Line counts are recounted every 10 minutes. sellers.json last read 12 October 2026. The supply path score sums up how short and clean the declared paths are, 0 to 100 (how it is computed).
How to add placeholder.example.com to app-ads.txt
One line per account, in the app-ads.txt at the root of the domain your App Store and Google Play listings name as the developer website.
placeholder.example.com, YOUR_ACCOUNT_ID, DIRECT, placeholder
placeholder.example.com, YOUR_ACCOUNT_ID, RESELLER, placeholder- Field 1:
placeholder.example.com, the domain placeholder.example.com uses in app-ads.txt. - Field 2: your account ID with placeholder.example.com. It must equal the
seller_idin placeholder.example.com's sellers.json. - Field 3: DIRECT if you hold the account, RESELLER if a partner holds it and sells your inventory. DIRECT vs RESELLER
- Field 4 (optional):
placeholder, the certification authority ID on 100% of the lines naming placeholder.example.com.
sellers.json at a glance
- Status
- Unreachable
- Sellers listed
- 0
- Confidential
- 0 (0%)
- Passthrough
- 0
- Removed, last 30 days
- 0
- Last read
- Oct 12, 2026
Cross-check of lines naming placeholder.example.com
- Verified 0
- Seller ID not found 0
- DIRECT but intermediary 0
- RESELLER but publisher 0
- Seller type BOTH 0
- Confidential seller 0
- No sellers.json 0
- Unchecked 73
Every line naming placeholder.example.com is looked up in its sellers.json. What each status means
Apps that declare placeholder.example.com
| App | Store | Relationship | Status |
|---|---|---|---|
| Android | DIRECT | Live | |
| Android | DIRECT | Live | |
| Android | DIRECT | Live | |
| Android | DIRECT | Live | |
| iOS | DIRECT | Live | |
| Android | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| Android | DIRECT | Live | |
| Android | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| iOS | DIRECT | Live | |
| Android | DIRECT | Live | |
| Android | DIRECT | Live | |
| iOS | DIRECT | Live | |
| Android | DIRECT | Live | |
| iOS | DIRECT | Live | |
| Android | DIRECT | Live | |
| iOS | DIRECT | Live |
Questions about placeholder.example.com
Does placeholder.example.com publish a sellers.json?
We could not reach it (last attempt 12 October 2026). Lines naming placeholder.example.com stay unchecked until it answers again.
How many apps declare placeholder.example.com in app-ads.txt?
227 apps in Stoqlab's data (delisted apps included) declare placeholder.example.com: 227 with at least one DIRECT line and 0 with at least one RESELLER line, across 69 app-ads.txt files, as of 13 October 2026 (recounted daily).
What is the certification authority ID for placeholder.example.com?
100% of the app-ads.txt lines naming placeholder.example.com carry "placeholder" in the fourth field. The field is optional; the IAB Tech Lab ads.txt 1.1 specification says identifiers in sellers.json supersede it, so a missing or different value does not make a line invalid.
Not sure whether your line should say DIRECT or RESELLER? DIRECT vs RESELLER in app-ads.txt
Sources: the public app-ads.txt files of tracked apps and the sellers.json of placeholder.example.com. Something wrong? Tell us.