MX/SMTP Records Checker
Check MX records, validate SMTP configuration, and find email delivery issues without sending emails.
MX/SMTP Records Checker
Validate email configuration
Check Results
Ready to check
Enter a domain and click "Check MX/SMTP" to validate email configuration.
Checking MX/SMTP records...
This may take a few seconds
Error
MX Records
SMTP Connectivity Test
SPF Records
DKIM Records
DMARC Records
Issues Found
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Why Use Our MX/SMTP Checker?
Professional email configuration validation tool.
Comprehensive Check
Check MX, SPF, DKIM, DMARC records and SMTP connectivity.
No Email Sent
Test SMTP connectivity without sending any emails.
Issue Detection
Automatically detect common email configuration issues.