Gemessen am 2026-07-04 · öffentliches DNS
Ist brest.fr gegen E-Mail-Spoofing geschützt?
Nein — brest.fr hat keine DMARC-Richtlinie und kann gefälscht werden.
Haltung unverändert seit dem 2026-06-19
Stärker geschützt als 0 % der Rathäuser in Frankreich
12 % der Branche setzt bereits p=reject durch
F
DMARC
nicht vorhanden
SPF
~all
DKIM
keiner gefunden
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.
Was das bedeutet
- • 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).
Verlauf
- 2026-06-26Erste MessungKein DMARC
Über Brest
The city of Brest, a major French municipality located in Brittany, operates as a significant administrative entity managing substantial digital correspondence volumes. The brest.fr domain is used by municipal services, various administrative departments, and public officials for official communications with citizens, institutional partners, and external organizations. This email scope encompasses public service requests, administrative notifications, inter-institutional exchanges, and sensitive communications related to municipal missions. Securing the brest.fr domain is critical for multiple reasons. First, domain impersonation exposes residents to increased phishing and administrative fraud risks. Additionally, national and European regulatory obligations, including the NIS2 directive applicable to essential service operators and evolving cybersecurity requirements for public entities, mandate robust email infrastructure protection. Implementing the DMARC standard, complemented by SPF and DKIM protocols, provides essential safeguards against domain spoofing and malicious email attacks. For a municipality of this scale, ensuring message integrity and authenticity from brest.fr represents both a technical responsibility and a fiduciary duty toward constituents. Progressive compliance with email authentication standards strengthens the legitimacy of official communications and prevents reputational damage. The Observatory's analysis of brest.fr's email security posture contributes to understanding municipal cybersecurity maturity and informing strategic implementation roadmaps aligned with regulatory expectations.