ZeroHookZeroHook
Free DMARC Tool

Free DMARC Checker & Generator

Check your domain's DMARC record or generate a new one — no account required.

  • Detect your current DMARC policy (none / quarantine / reject)
  • Generate a complete DMARC TXT record with rua/ruf
  • 3 lookups per day — no login needed

Generate a DMARC Record

Configure your policy, reporting emails, and subdomain policy. Copy the result to your DNS.

Why DMARC?

Protect your brand and email deliverability.

DMARC prevents spoofing and phishing by telling email providers how to handle unauthenticated mail.

Prevent Spoofing

DMARC stops attackers from using your domain in phishing emails.

Improve Deliverability

Gmail and Outlook favor domains with DMARC, reducing spam placement.

Gain Visibility

RUA reports show who sends email as your domain.

Easy to Implement

A single DNS TXT record boosts your security posture.

Phishing Protection

Stops deceptive emails to your customers and employees.

Compliance Ready

Required for NIS2, PCI DSS and other frameworks.

Go beyond one-off scans

Fix issues before they affect customers

Get automated monitoring, real-time alerts, and continuous scanning.

Free Account

  • Copy-paste DNS fixes
  • Daily automated scans
  • Real-time alerts
  • Full security audit
Deliverability

Full monitoring

  • Copy-paste DNS fixes
  • Daily automated scans
  • Real-time alerts
  • Full security audit

Free forever plan available · Paid plans from $49/mo