Medido el 2026-07-12 · DNS público
¿Está ch-bretagne-atlantique.fr protegido contra la suplantación de correo?
No — ch-bretagne-atlantique.fr no tiene política DMARC y puede ser suplantado.
Postura sin cambios desde el 2026-06-19
Más protegido que el 15 % de grandes hospitales en Francia
El 10 % del sector ya aplica p=reject
F
DMARC
ausente
SPF
-all
DKIM
2 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.
Qué significa esto
- • Aucun enregistrement DMARC publié (_dmarc.<domaine>). Les destinataires n'ont aucune politique à appliquer.
- • Au moins une clé DKIM valide publiée.
Historial
- 2026-06-26Primera mediciónSin DMARC
Sobre CH Bretagne Atlantique
CH Bretagne Atlantique is a French public health establishment operating in the Brittany region, fulfilling a public interest mission in hospital and medical services. The domain ch-bretagne-atlantique.fr serves as the central point for its official digital communications with patients, healthcare partners, government administrations, and internal staff members. This domain facilitates critical correspondence including sensitive medical data, administrative communications, appointment notifications, and exchanges with funding organizations (Social Security, Regional Health Authority). For a hospital establishment, securing email authentication represents a strategic priority. Domain spoofing risks directly threaten the trust of patients and healthcare professionals, potentially enabling phishing attacks targeting highly sensitive health data. As a public sector entity subject to the NIS2 directive framework and strengthened cybersecurity obligations, CH Bretagne Atlantique must demonstrate a robust email security posture. Implementing a strict DMARC policy on ch-bretagne-atlantique.fr constitutes a fundamental pillar for preventing identity spoofing, authentically authenticating its messages, and protecting its domain reputation. This approach addresses regulatory compliance requirements while strengthening the confidence of its correspondents in the reliability of its official communications.