Gemessen am 2026-07-04 · öffentliches DNS
Ist calais.fr gegen E-Mail-Spoofing geschützt?
Nein — calais.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
1 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.
Was das bedeutet
- • Aucun enregistrement DMARC publié (_dmarc.<domaine>). Les destinataires n'ont aucune politique à appliquer.
- • SPF se termine par ?all (neutre) : n’apporte aucune protection effective.
- • Au moins une clé DKIM valide publiée.
Verlauf
- 2026-06-26Erste MessungKein DMARC
Über Calais
The city of Calais, a French municipality in the Pas-de-Calais department, is a major administrative entity in northern France. As a local public organization, Calais municipality manages an extensive email perimeter encompassing official correspondence with citizens, municipal digital services, inter-administrative exchanges, and internal communications reaching hundreds of municipal staff members. The calais.fr domain represents the institutional digital identity of this territorial collectivity and faces significant risks of identity spoofing and phishing attacks, particularly concerning for a public administration.
As a French public sector organization, Calais must comply with strict regulatory frameworks governing cybersecurity. The robust implementation of email authentication protocols such as DMARC, SPF, and DKIM becomes essential to protect the integrity of its official communications. These measures prevent domain spoofing and reinforce public confidence in legitimate municipal communications. Beyond operational cybersecurity, the NIS2 Directive and sector-specific DORA directives impose growing obligations on public administrations regarding digital resilience and cybersecurity risk management.
Securing calais.fr through DMARC represents far more than an isolated technical measure: it constitutes a digital governance requirement enabling Calais municipality to maintain public trust, ensure compliance with European regulations, and protect its critical digital infrastructure. The DMARC Observatory analyzes the email authentication posture of this collectivity to illuminate efforts to strengthen public digital security.