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

Domain Name

This check connects to your domain's mail servers using the user agent Mozilla/5.0 (compatible; BoldCrafterTools/1.0; +https://boldcrafter.co.uk) where applicable. Make sure your firewall or bot protection allows it.

Checks

Test SMTP Connectivity

Test SMTP server connection without sending emails

Check SPF Records Check DKIM Records Check DMARC Records

Ready to check

Enter a domain and click "Check MX/SMTP" to validate email configuration.

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.

MX/SMTP Records Checker