4proof Messtechnik manufactures and sells measurement instruments for building diagnostics and damage assessment, including crack monitors, grid-cut templates, and hollow-space detection devices. The company serves structural engineers, building inspectors, surveyors, and contractors across Europe, operating as a direct manufacturer with a dealer network and online shop.
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Authority
—/100
Safety
90/100
1 of 2 safety checks passed (Sep 8, 2026).
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Safety evidence
Missing DMARC (mild)
Site history
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