Free
$0
1 domain. No credit card required.
- Full detail for 50 aggregate reports a month
- 7-day retention
- Basic DNS status checks
- Dashboard charts
DMARC monitoring without reading XML
See SPF and DKIM results from your DMARC reports in one dashboard.
No credit card required.
Email authentication activity
example.com, last 52 weeksSat, Oct 31 · 279 messages · 99.2% pass
DMARC pass rate per day:
≥95%
80–94%
<80%
- Total messages
- 301,947
- Average pass rate
- 96.2%
- Active days
- 360
- Daily average
- 839
One week on DMARCTrust
Counted from our customers' DMARC reports.
-
2.6M
emails analyzed in week 38
-
99%
of customer mail passes DMARC
-
96%
of sending sources need nothing from you
-
1
source left to fix on a typical domain
Paying customers' domains, week 38 of 2026.
Your domains in one dashboard
Real screens from DMARCTrust.
Spot senders you don't recognize
Starter & ProSee which services and IP addresses send mail as your domain, with a verdict for each one.
DMARC monitoring
Track SPF and DKIM day by day
Daily alignment rates make drops easy to spot, for example when a service stops signing with DKIM.
DMARC reports
Get notified when records change
Starter & ProWe check your DMARC, SPF, BIMI, MTA-STS, and TLS-RPT records every hour and alert you when one changes.
See why TLS connections fail
Starter & ProTLS-RPT reports show which senders couldn't connect to your mail servers securely, and why.
Hosted MTA-STS policy
ProReceiver Shield hosts your MTA-STS policy. In enforce mode, senders that support MTA-STS only deliver to you over TLS with a valid certificate.
Hosted MTA-STS
Are your marketing emails DMARC-aligned?
Turn on your domain's monitoring address and send it a test email from your sending tool. Inbox Inspector checks SPF, DKIM, and DMARC on each message, up to 1 a month on Free, 50 on Starter, and 100 on Pro.
Inbox InspectorDMARC monitoring in 3 steps
-
Step 1
Add your domain
You get your own reporting address and a DMARC record to add to your DNS.
v=DMARC1; p=none; rua=mailto: [your-id] @reports .dmarctrust .com -
Step 2
Receive DMARC reports
Google, Microsoft, and other mailbox providers send their reports to that address, and we parse them. The first ones usually arrive within 24 to 48 hours.
google.com !example .com !1790985600 !1791071999 .zip -
Step 3
Review the results
Track pass rates and failures. Paid plans add DNS alerts and source insights, which give each sender a verdict.
Passing Fix needed Answer needed Forwarded
Free DMARC monitoring for 1 domain
The free plan shows full detail for your first 50 aggregate reports each month and keeps 7 days of history. Paid plans add domains, remove the report limit, and keep up to 180 days.
Starter
$19 /month
2 domains and 2 teammates.
- Unlimited reports
- 90-day retention
- Source insights with a verdict per sender
- Failure reports (RUF, formerly forensic)
- DNS alerts and TLS-RPT
- API access
Pro
$49 /month
5 domains and 5 teammates.
- Everything in Starter
- 180-day retention
- SPF Optimizer
- Hosted MTA-STS (Receiver Shield)
Prices in US dollars. Extra domains are $12/month each. Local taxes may apply. Compare plans
Free DMARC and email authentication tools
Check records or analyze a report without creating an account.
- DMARC Generator Build a DMARC record with your policy and reporting addresses.
- SPF Generator Build an SPF record for the services that send your mail.
- DMARC Record Checker Check a domain's email authentication records.
- BIMI Generator Build a BIMI record pointing to your logo.
- DMARC Report Analyzer Turn a DMARC XML report into a readable summary.
- MX Lookup See a domain's mail servers and their priorities.
- Email Header Analyzer Paste an email header to trace its path and authentication results.
- BIMI SVG Converter Convert your logo to SVG Tiny P/S for BIMI.
Built by former Mailjet engineers
Marc and Florian met at Mailjet in Paris, where Marc built delivery infrastructure and Florian built developer tools. They started DMARCTrust after one of Marc's clients spent 18 months stuck at p=none.
Add your first domain
Free for 1 domain, with full detail for 50 aggregate reports a month and 7 days of history.
No credit card required.