Measured 2026-06-19 · public DNS
Is chr-metz-thionville.fr protected against email spoofing?
Partially — chr-metz-thionville.fr quarantines unauthenticated mail (p=quarantine).
B
DMARC
p=quarantine
SPF
-all
DKIM
1 selector(s)
Published record
v=DMARC1; p=quarantine; rua=mailto:dmarc@chr-metz-thionville.fr; ruf=mailto:dmarc@chr-metz-thionville.fr; fo=1; adkim=s; aspf=sWhat this means
- • Politique p=quarantine : les messages non alignés sont mis en indésirable.
- • Au moins une clé DKIM valide publiée.
How to fix it
Marc, the DMARC copilot, finds every sender, writes the exact DNS, and walks your domain safely from p=none to p=reject.