Medido el 2026-07-11 · DNS público
¿Está champignysurmarne.fr protegido contra la suplantación de correo?
No — champignysurmarne.fr no tiene política DMARC y puede ser suplantado.
Postura sin cambios desde el 2026-06-19
Más protegido que el 0 % de ayuntamientos en Francia
El 12 % del sector ya aplica p=reject
F
DMARC
ausente
SPF
~all
DKIM
ninguno encontrado
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.
- • SPF se termine par ~all (softfail) : acceptable en phase d’observation, viser -all à terme.
- • Aucune clé DKIM trouvée sur les sélecteurs courants (le domaine peut utiliser des sélecteurs non standards).
Historial
- 2026-06-26Primera mediciónSin DMARC
Sobre Champigny-sur-Marne
Champigny-sur-Marne is a dynamic French municipality located in Île-de-France, in the Val-de-Marne department. Its champignysurmarne.fr domain represents a critical component of its municipal digital infrastructure, enabling official communications from the town hall, its administrative services, and local public institutions. This domain supports internal email exchanges between municipal staff, correspondence with citizens, business partners, and neighboring local authorities.
As a French public administration, Champigny-sur-Marne must guarantee the authenticity and integrity of email communications. The champignysurmarne.fr domain faces significant threats from identity spoofing and phishing attacks, particularly when publishing municipal resolutions, convening public meetings, or disseminating sensitive communications to residents. Domain compromise could severely undermine citizen trust in the municipal institution.
Implementing and strengthening DMARC, SPF, and DKIM protocols on champignysurmarne.fr aligns with robust digital security practices consistent with regulatory expectations, notably those established by the NIS2 Directive concerning cybersecurity of critical information systems. These email authentication protocols are essential safeguards for protecting institutional reputation, preventing malicious impersonation, and ensuring the reliability of administrative exchanges.
The DMARC Observatory provided by dmarc.com delivers transparent visibility into the email security posture of the municipal domain. This allows citizens and stakeholders of Champigny-sur-Marne to assess protective measures implemented to secure official communications and verify the organization's commitment to email authentication standards.