Medido el 2026-07-12 · DNS público
¿Está ch-lemans.fr protegido contra la suplantación de correo?
Todavía no — ch-lemans.fr solo observa (p=none); el correo suplantado aún puede entregarse.
Postura sin cambios desde el 2026-06-19
Más protegido que el 43 % de grandes hospitales en Francia
El 10 % del sector ya aplica p=reject
D
DMARC
p=none
SPF
-all
DKIM
1 selector(es)
Cómo corregirlo
Thomas, tu CISO virtual con IA, identifica cada fuente, escribe el DNS exacto y lleva tu dominio de p=none a p=reject con total seguridad.
Registro publicado
v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.comQué significa esto
- • Politique p=none : surveillance seule, aucun message non authentifié n'est bloqué.
- • Au moins une clé DKIM valide publiée.
Historial
- 2026-06-26Primera mediciónSolo observación (p=none)
Sobre CH du Mans
The Centre Hospitalier du Mans (CH du Mans) is a major public healthcare institution in the Pays de la Loire region, providing essential medical coverage to the Le Mans area and surrounding territories. As a leading hospital facility, it manages significant volumes of electronic communications involving patients, healthcare professionals, institutional partners, and service providers. The ch-lemans.fr domain therefore supports critical use cases including medical correspondence, sensitive administrative exchanges, appointment notifications, and inter-institutional communications within the healthcare sector. Email authentication security represents a critical priority for this establishment. Domain spoofing exposes CH du Mans to phishing attacks targeting patients, administrative fraud, and potential breaches of protected health data. Such threats undermine confidence in official communications and jeopardize the continuity of care services. Following the adoption of the NIS2 directive in French law, healthcare establishments are classified as essential service operators and must strengthen their cybersecurity posture, including communication authentication mechanisms. Implementing a robust DMARC, SPF, and DKIM strategy on ch-lemans.fr is essential for regulatory compliance and protecting communication integrity. The DMARC Observatory at dmarc.com documents the email security posture of CH du Mans, providing transparency regarding domain protection and facilitating identification of improvement opportunities to strengthen defense against spoofing and email-based attacks.