Free MX Record Checker
Review the mail exchangers that receive email for a domain, sorted by priority, with notes that help identify missing or fragile mail routing.
Common use cases
- Verify MX priorities after changing email providers.
- Check that a domain has redundant mail exchangers where appropriate.
- Troubleshoot email delivery failures alongside SPF and DMARC records.
Frequently asked questions
What is an MX record?
An MX record tells senders which mail servers accept email for a domain and the preference order for those servers.
Can a domain have more than one MX record?
Yes. Multiple MX records are common for redundancy and provider-specific routing.