Gemessen am 2026-07-04 · öffentliches DNS
Ist lemans.fr gegen E-Mail-Spoofing geschützt?
Ja — lemans.fr setzt DMARC durch (p=reject).
Haltung unverändert seit dem 2026-06-19
Stärker geschützt als 93 % der Rathäuser in Frankreich
12 % der Branche setzt bereits p=reject durch
A
DMARC
p=reject
SPF
-all
DKIM
3 Selektor(en)
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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=reject; rua=mailto:furanb2r@rua.eu.dmarcmanager.app,mailto:rpt_dmarc@lemans.fr; ruf=mailto:rpt_dmarc@lemans.fr; fo=1;Was das bedeutet
- • Politique p=reject : protection maximale contre l’usurpation.
- • Au moins une clé DKIM valide publiée.
Verlauf
- 2026-07-04DMARCGeschützt (p=reject)
- 2026-06-26Erste MessungGeschützt (p=reject)
Über Le Mans
Le Mans, the prefecture of Sarthe and a major French local authority, represents a critical institutional actor whose digital infrastructure and electronic communications are vital for residents, businesses and partner organizations. The lemans.fr domain supports a substantial volume of official correspondence, administrative notifications and exchanges with citizens, enterprises and affiliated local authorities. This scope encompasses municipal service mailboxes, digital platforms, public alerts and institutional communications delivered to thousands of recipients daily.
Securing the lemans.fr domain through DMARC addresses critical challenges: preventing institutional identity spoofing, protecting citizen confidence in official communication channels and safeguarding message integrity for sensitive administrative transactions. As a public law entity, Le Mans falls under reinforced cybersecurity obligations mandated by the NIS2 framework, which requires rigorous management of risks associated with email domain compromise. Implementing a robust DMARC policy on lemans.fr forms an essential foundation against phishing, domain spoofing and email authentication attacks.
The DMARC Observatory at dmarc.com provides continuous monitoring of Le Mans' email security posture, documenting adoption of SPF, DKIM and DMARC protocols. This public transparency encourages continuous improvement initiatives and strengthens confidence in digital interactions with municipal services. For a local authority of this scale, mastering email authentication is inseparable from responsible digital governance and sustainable information system resilience.