Gemessen am 2026-07-04 · öffentliches DNS
Ist tours.fr gegen E-Mail-Spoofing geschützt?
Noch nicht — tours.fr beobachtet DMARC nur (p=none); gefälschte Mails können weiterhin zugestellt werden.
Haltung unverändert seit dem 2026-06-19
Stärker geschützt als 47 % der Rathäuser in Frankreich
12 % 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; rua=mailto:rua@dmarc.brevo.comWas das bedeutet
- • Politique p=none : surveillance seule, aucun message non authentifié n'est bloqué.
- • 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 Tours
The City of Tours is a major French local authority, prefect of Indre-et-Loire and the historical capital of Touraine. Its tours.fr domain serves as a critical communication channel with citizens, constituents, and institutional partners. This email perimeter encompasses official municipal service correspondence, administrative notifications, digital services, and internal communications between departments and decentralized municipal structures.
Securing the tours.fr domain through DMARC addresses multiple strategic imperatives. First, domain spoofing presents a significant fraud risk toward residents, potentially undermining public trust in municipal services. Phishing attacks leveraging tours.fr addresses could redirect citizens to malicious websites or compromise sensitive personal data. Second, Tours, as a French public administration, falls within the potential scope of emerging cybersecurity obligations, including the NIS2 Directive for critical entities and strengthened sectoral compliance frameworks.
Robust email authentication via DMARC, coupled with SPF and DKIM, ensures the integrity of outbound traffic and prevents malicious exploitation of the municipal domain. This reinforces the legitimacy of official communications to residents, secures the administration's digital interactions, and demonstrates mature governance of email security. For a municipality of this scale, actively engaged in the digital transformation of public services, email authentication forms a cornerstone of cybersecurity infrastructure and reflects institutional accountability. Implementing comprehensive DMARC policies positions Tours as a trustworthy digital actor while protecting its reputation and citizen relationships in an increasingly hostile online environment.