Measured 2026-06-19 · public DNS
Is flagstar.com protected against email spoofing?
Yes — flagstar.com enforces DMARC (p=reject).
A
DMARC
p=reject
SPF
~all
DKIM
5 selector(s)
Published record
v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.comWhat this means
- • Politique p=reject : protection maximale contre l’usurpation.
- • SPF se termine par ~all (softfail) : acceptable en phase d’observation, viser -all à terme.
- • 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.