Nobody can spoof your domain
From p=none to p=reject — Thomas, your AI-powered virtual CISO, finds every sending source, writes the exact DNS, and tightens your policy without blocking a single legitimate email.
Hosted in France
Source identification
See who sends in your name
Every server, every SaaS tool, every impersonator. Thomas reads your RUA reports and maps your sending sources — in plain language, no jargon.
- SPF and DKIM checked, source by source
- Legitimate vs suspicious sources, separated
- DMARC alignment at a glance
Sources · exemple.frlive
- alignedgoogle.comGoogle Workspace · 12 480
- alignedsendgrid.netMarketing · 3 210
- DKIM missingmailchimp.comNewsletter · 890
- spoofing?185.42.ssh.unknownUnidentified
Guided remediation
From p=none to p=reject, safely
Thomas tells you the exact moment to tighten — never before all your legitimate sources are ready. Zero false positives.
See how it workscurrent
p=none
step
quarantine
target
p=reject
_dmarc.exemple.frTXT "v=DMARC1; p=reject; rua=mailto:dmarc@exemple.fr; adkim=s; aspf=s"
The goal
p=reject in a few weeks. Zero false positives, zero legitimate mail blocked.
Ready to lock down your domain?
Analyze my domain — freeNo commitment · Result in 30 seconds · Data hosted in France