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TLDWP

Plugin: list-building-popup (Used by 3 domains)

Security snapshot

Across 3 list-building-popup WordPress sites indexed by TLDWP, compared to the all-WordPress average.

Grade A 0% Grade B 0% Grade C 0% Grade D 0% Grade F 100%
Fail the header check (F)100%vs 82.5% avg
Leak usernames67%vs 38.5% avg
Expose a sensitive file0%vs 1.8% avg
Use HTTPS100%vs 96.2% avg

What stands out

TLDWP currently associates 3 indexed WordPress sites with list-building-popup, equivalent to 0% of the current WordPress dataset.

The largest measured difference is username enumeration: 66.7% versus 38.5% overall (+28.2 percentage points).

Header-grade F is 100% vs 82.5% overall (+17.5 pp); HTTPS adoption is 100% vs 96.2% overall (+3.8 pp); Sensitive-file exposure is 0% vs 1.8% overall (-1.8 pp).

These are observational associations among sites where TLDWP detected list-building-popup, not evidence that the technology, provider, or domain attribute caused a security outcome. See the overall WordPress security baseline.

list-building-popup Premium / Custom

This plugin is not available on WordPress.org. It may be a premium plugin, a custom plugin, or a plugin from a third-party marketplace.

Domain Exposures Headers Last Checked
r*w*e*l*h.net F Aug 26, 2026
a*b*c*i*r*r*.it F Jul 26, 2026
h*t*l*e*i*e*r*n.hu F Jul 24, 2026