Security snapshot
Across 3 studio21 WordPress sites indexed by TLDWP, compared to the all-WordPress average.
Grade A 0%
Grade B 33%
Grade C 0%
Grade D 0%
Grade F 67%
Fail the header check (F)67%vs 82.6% avg
Leak usernames33%vs 38.7% avg
Expose a sensitive file33.3%vs 1.8% avg
Use HTTPS100%vs 96.3% avg
What stands out
TLDWP currently associates 3 indexed WordPress sites with studio21, equivalent to 0% of the current WordPress dataset.
The largest measured difference is sensitive-file exposure: 33.3% versus 1.8% overall (+31.5 percentage points).
Header-grade F is 66.7% vs 82.6% overall (-15.9 pp); Username enumeration is 33.3% vs 38.7% overall (-5.4 pp); HTTPS adoption is 100% vs 96.3% overall (+3.7 pp).
These are observational associations among sites where TLDWP detected studio21, not evidence that the technology, provider, or domain attribute caused a security outcome. See the overall WordPress security baseline.
| Domain | Version | Exposures | Headers | Last Checked |
|---|---|---|---|---|
| u*i*e*s*l*k*n*n*b*d*.com | 1.1602662139· 100% conf. | F | Sep 11, 2026 | |
| s*c*e*g*r*e*s.c*m.au | — | B | Aug 20, 2026 | |
| s*u*i*2*.sk | — | F | Aug 4, 2026 |
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