Gemessen am 2026-07-04 · öffentliches DNS
Ist cotedor.fr gegen E-Mail-Spoofing geschützt?
Noch nicht — cotedor.fr beobachtet DMARC nur (p=none); gefälschte Mails können weiterhin zugestellt werden.
Haltung unverändert seit dem 2026-06-19
Stärker geschützt als 15 % der Départements in Frankreich
16 % der Branche setzt bereits p=reject durch
D
DMARC
p=none
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.
Veröffentlichter Eintrag
v=DMARC1; p=none; pct=100; rua=mailto:securite@cotedor.fr; adkim=r; aspf=rWas das bedeutet
- • Politique p=none : surveillance seule, aucun message non authentifié n'est bloqué.
- • 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 MessungNur Beobachtung (p=none)
Über Côte-d'Or (21)
Côte-d'Or, a French territorial authority located in Bourgogne-Franche-Comté, manages extensive digital communications through its domain cotedor.fr. This complex administrative structure involves constant email exchanges between departmental services, elected officials, institutional partners and citizens. Official correspondence, administrative notifications and sensitive data transit daily through this email infrastructure, exposing the organization to significant risks of domain impersonation and targeted phishing attacks. The robust implementation of DMARC on cotedor.fr represents a critical issue for institutional credibility and public trust. Territorial authorities face increasingly stringent cybersecurity obligations, notably under the NIS2 Directive and the French regulatory framework governing critical infrastructure protection. A coherent DMARC/SPF/DKIM strategy secures message authentication, mitigates fraudulent attempts impersonating Côte-d'Or's identity, and reinforces compliance with digital governance standards. Beyond regulatory requirements, robust email authentication strengthens organizational reputation and protects users and partners against social engineering attacks. The DMARC Observatory documents best practices in email authentication applicable to public entities of this scale and complexity, supporting a transition toward mature and sustainable email security posture.