Suped

Email Tester: A clearer view of every check

Published
An envelope and orange checklist checkmark above the title Email Tester: Every check, explained.
We've rebuilt Email Tester to make individual results easier to understand. Send a real message to your test address and get a report with an email preview, an overall score, and a breakdown of each check.
From the message to its sending infrastructure
Inspect SPF, DKIM, and DMARC authentication and alignment alongside blocklist, reverse DNS, encryption, and unsubscribe checks. Expand each section to see the records and results behind its score.
An Email Tester report with an email preview, overall score and individual authentication and delivery checks.
An Email Tester report with an email preview, overall score and individual authentication and delivery checks.
The report brings together the actual message's authentication results and DNS checks, helping you identify which part of your sending setup needs attention. Copy the report link to share the findings with a teammate or your email provider.
Try it with your next email
Open Email Tester, send your message to the generated address, and review the results. The tester guide explains how to run and read a test.
DMARC monitoring

Start monitoring your DMARC reports today

Suped DMARC platform dashboard
What you'll get with Suped
Real-time DMARC report monitoring and analysis
Automated alerts for authentication failures
Clear recommendations to improve email deliverability
Protection against phishing and domain spoofing