Gemessen am 2026-07-04 · öffentliches DNS
Ist chu-reims.fr gegen E-Mail-Spoofing geschützt?
Noch nicht — chu-reims.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
4 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,mailto:dmarc_rua@chu-reims.fr; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmarc_ruf@chu-reims.frWas 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 Reims
Reims University Hospital (CHU de Reims) is a major healthcare institution in the Grand Est region, fulfilling missions of patient care, medical education, and research. As a significant French healthcare organization, the CHU de Reims operates the chu-reims.fr domain for all official digital communications, encompassing correspondence with patients, healthcare partners, public administrations, and external service providers. The email scope of this entity covers thousands of healthcare professionals, including physicians, nurses, and administrative staff, distributing messages of sensitive nature, particularly health-related data and critical administrative documents.
Securing the chu-reims.fr domain holds paramount importance given the risks of identity spoofing and phishing attacks targeting the healthcare sector. Healthcare facilities represent high-value targets for external threats seeking to intercept official communications or gain access to confidential medical information. Furthermore, as a public sector organization subject to French and European regulatory frameworks, Reims University Hospital must comply with cybersecurity hygiene directives, including the NIS2 directive which strengthens security obligations for critical entities. Implementing robust email authentication through DMARC, SPF, and DKIM protocols constitutes a fundamental measure to ensure email integrity, prevent domain spoofing, and maintain regulatory compliance. The DMARC Observatory documents the email authentication posture of CHU de Reims, contributing to transparency and continuous improvement of cybersecurity practices within the French hospital sector.