Gemessen am 2026-07-04 · öffentliches DNS
Ist chu-rennes.fr gegen E-Mail-Spoofing geschützt?
Noch nicht — chu-rennes.fr beobachtet DMARC nur (p=none); gefälschte Mails können weiterhin zugestellt werden.
Haltung unverändert seit dem 2026-06-19
Stärker geschützt als 43 % der große Krankenhäuser in Frankreich
10 % der Branche setzt bereits p=reject durch
D
DMARC
p=none
SPF
-all
DKIM
3 Selektor(en)
So behebst du es
Thomas, der DMARC-Copilot, findet jede Quelle, schreibt das exakte DNS und bringt deine Domain sicher von p=none zu p=reject.
Veröffentlichter Eintrag
v=DMARC1; p=none; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com; pct=100Was das bedeutet
- • Politique p=none : surveillance seule, aucun message non authentifié n'est bloqué.
- • Au moins une clé DKIM valide publiée.
Verlauf
- 2026-06-26Erste MessungNur Beobachtung (p=none)
Über CHU de Rennes
The University Hospital Centre of Rennes (CHU de Rennes) is a major healthcare institution in Brittany, providing clinical care, medical education, and research activities. The organisation manages a substantial volume of correspondence across its chu-rennes.fr domain, encompassing medical records, administrative communications, and scientific exchanges involving physicians, surgeons, nurses, administrative staff, and digital services dedicated to patient data management and telemedicine. The domain serves as a critical communication channel for sensitive healthcare correspondence, clinical guidelines, and official communications with patients, fellow practitioners, and regulatory bodies. Email authentication for chu-rennes.fr is strategically essential to prevent domain spoofing, which could undermine patient trust, intercept confidential medical correspondence, or enable phishing campaigns targeting the healthcare ecosystem. Beyond conventional threats, the CHU operates within an evolving cybersecurity landscape requiring compliance with NIS2 directive requirements and DORA provisions, which mandate robust data security governance for healthcare organisations. Implementing and monitoring a comprehensive DMARC policy for chu-rennes.fr represents a cornerstone of this security posture, ensuring the integrity of electronic communications, strengthening defenses against email-based attacks, and reinforcing the organisation's digital reputation among partners and patients.