Preventech IT-Service – IT für menschen verständlich und greifbar
Preventech IT-Service provides technical support, IT consulting, information security, and cloud management services for businesses using Microsoft 365 and Windows 11. The firm, led by certified Windows 11 expert Patrick Kelbch, focuses on making IT accessible and manageable for non-technical users.
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Authority
—/100
Safety
90/100
Registered
Dec 28, 2010
15 years old · 1API GmbH
4 of 5 safety checks passed (Sep 8, 2026).
AboutUs has not vetted this site. 1 of 5 automated safety check did not pass. Everything below is what we could measure automatically. Anything you do on the site — paying, sharing personal details, downloading — is between you and the site, not AboutUs.
Current facts
What AboutUs observed on the live site and in WHOIS/DNS today. These are measurements, not an endorsement of the site.
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Domain registered Dec 28, 2010 — 15 years old.
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Registrar today: 1API GmbH — unchanged since AboutUs began tracking (Sep 3, 2026).
We withhold an authority number until independent evidence (global rank, link-graph presence) has accrued. The facts we do have about this site are shown below — we'd rather say “not enough signals yet” than invent a low score.
Safety evidence
Missing DMARC (mild)
Site history
Dated record — historical facts always carry their date.