Gemessen am 2026-07-04 · öffentliches DNS
Ist metz.fr gegen E-Mail-Spoofing geschützt?
Noch nicht — metz.fr beobachtet DMARC nur (p=none); gefälschte Mails können weiterhin zugestellt werden.
Haltung unverändert seit dem 2026-06-19
Stärker geschützt als 36 % der Rathäuser in Frankreich
12 % der Branche setzt bereits p=reject durch
D
DMARC
p=none
SPF
-all
DKIM
3 Selektor(en)
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.
Veröffentlichter Eintrag
v=DMARC1; p=none; sp=none; adkim=r; aspf=r;Was das bedeutet
- • Politique p=none : surveillance seule, aucun message non authentifié n'est bloqué.
- • Aucune adresse rua : tu ne reçois pas les rapports agrégés, impossible de piloter le durcissement.
- • Au moins une clé DKIM valide publiée.
Verlauf
- 2026-06-26Erste MessungNur Beobachtung (p=none)
Über Metz
The City of Metz is a French local authority and municipality located in the Grand Est region. As a public sector organization, it manages a broad scope of email communications spanning its municipal staff, administrative departments, public institutions (schools, libraries, cultural facilities) and official correspondence with residents, institutional partners and other local authorities. The metz.fr domain represents a critical trust vector for citizens and the delivery of public services. Securing this domain is strategically important given the risks of identity spoofing and phishing attacks increasingly targeting local administrations. As a public entity, Metz operates within an enhanced digital governance framework. European directives, particularly NIS2 and the DORA framework for the financial sector, impose heightened security standards for critical infrastructure and essential public digital services. Email authentication through SPF, DKIM and DMARC protocols forms a cornerstone of this defense strategy. Implementing a robust DMARC policy on metz.fr protects the municipality's digital reputation and strengthens citizen confidence in official communications. It also prevents fraudulent misuse of the domain by malicious third parties. For a local authority of this scale, email security represents an investment in service continuity and institutional cybersecurity hygiene, ensuring that digital communications remain authentic and secure.