Medido el 2026-07-11 · DNS público
¿Está sumeria.eu protegido contra la suplantación de correo?
Parcialmente — sumeria.eu pone en cuarentena el correo no autenticado (p=quarantine).
Postura sin cambios desde el 2026-06-19
Más protegido que el 29 % de bancos en Francia
El 55 % del sector ya aplica p=reject
B
DMARC
p=quarantine
SPF
-all
DKIM
ninguno encontrado
Apto para BIMI: publica tu logo para mostrarlo en los buzones
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=quarantine; rua=mailto:operations@lydia-app.com;Qué significa esto
- • Politique p=quarantine : les messages non alignés sont mis en indésirable.
- • Aucune clé DKIM trouvée sur les sélecteurs courants (le domaine peut utiliser des sélecteurs non standards).
Historial
- 2026-06-26Primera mediciónEn aplicación (p=quarantine)
Sobre Sumeria
Sumeria is a French organization registered under the domain sumeria.eu. As an entity operating in France, it manages a significant email perimeter encompassing internal communications between employees, exchanges with its digital services, and all official correspondence with partners, clients, and government administrations. Securing this perimeter represents a critical issue for maintaining trust and regulatory compliance. The domain sumeria.eu constitutes a potential vector for identity spoofing if email authentication protocols are not properly configured. Risks include messages being sent under the organization's name without authorization, potentially compromising its reputation and exposing recipients to phishing or fraud threats. For a French organization of this scale, rigorous implementation of DMARC, complemented by SPF and DKIM, aligns with national and European cybersecurity obligations, particularly NIS2, which strengthens security requirements for critical infrastructures. Robust email authentication also represents a key element in DORA strategy for entities subject to these directives. Securing sumeria.eu through DMARC enables strict control over domain usage, blocks spoofing attempts, and ensures the authenticity of official communications. This approach protects not only Sumeria's reputation but also secures its entire ecosystem of correspondents.