21signum.com app-ads.txt check
21signum.com achieves the best ad optimization: its app-ads.txt has no errors and matches what its ad network expects (100% of 1 line).
Checked 20 Oct 2026. 1 lines, 1 unique records, 0 duplicates, 0 invalid lines, 1 ad network detected.
Ad networks in 21signum.com/app-ads.txt
- Google AdMob — account
pub-5355664166630107: 1 line in the file
Corrected file: 21signum.com app-ads.txt (fixed).
FAQ
Does 21signum.com have an app-ads.txt?
Yes — https://21signum.com/app-ads.txt has 1 lines (checked 20 Oct 2026).
Which ad networks does 21signum.com work with?
Its app-ads.txt lists Google AdMob.
Is the app-ads.txt of 21signum.com correct?
21signum.com achieves the best ad optimization: its app-ads.txt has no errors and matches what its ad network expects (100% of 1 line).
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