Gemessen am 2026-07-04 · öffentliches DNS
Ist nanterre.fr gegen E-Mail-Spoofing geschützt?
Noch nicht — nanterre.fr beobachtet DMARC nur (p=none); gefälschte Mails können weiterhin zugestellt werden.
Haltung unverändert seit dem 2026-06-19
Stärker geschützt als 43 % der Rathäuser in Frankreich
12 % der Branche setzt bereits p=reject durch
D
DMARC
p=none
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.
Veröffentlichter Eintrag
v=DMARC1; p=none; rua=mailto:gestion.dmarc@mairie-nanterre.fr; ruf=mailto:gestion.dmarc@mairie-nanterre.fr; pct=100;Was das bedeutet
- • Politique p=none : surveillance seule, aucun message non authentifié n'est bloqué.
- • SPF se termine par ?all (neutre) : n’apporte aucune protection effective.
- • Au moins une clé DKIM valide publiée.
Verlauf
- 2026-06-26Erste MessungNur Beobachtung (p=none)
Über Nanterre
Nanterre, a municipality in Hauts-de-Seine located in the Île-de-France region, hosts numerous public institutions and administrative organizations. The nanterre.fr domain serves as an essential communication channel for municipal services, official correspondence addressed to citizens, businesses, and institutional partners. This domain manages a substantial volume of email exchanges involving municipal employees, digital public services, and communications related to administrative procedures.
Securing the nanterre.fr domain through DMARC implementation holds significant strategic importance. Public organizations are prime targets for domain spoofing attacks, where threat actors impersonate legitimate institutions to extract sensitive data from citizens or distribute malicious content. A robust DMARC policy protects institutional reputation and strengthens recipient confidence in authentic communications from the administration.
Within an increasingly stringent regulatory environment, particularly with obligations under the NIS2 Directive concerning cybersecurity of entities critical to infrastructure and essential service providers, implementing strict email authentication mechanisms—SPF, DKIM, and DMARC—represents a key information governance priority. These technical controls prevent unauthorized use of the domain and ensure the integrity of public communications.
The DMARC Observatory on dmarc.com provides transparent visibility into the security posture of the nanterre.fr domain, contributing to the continuous improvement of this local authority's cybersecurity stance and supporting compliance with evolving regulatory requirements.