MX Record Lookup
A MX record holds the mail servers that accept email for a domain. Enter a domain to see its MX records as resolvers see them.
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Examples:
DNS Lookup
The MX record
TypeMX
HoldsThe mail servers that accept email for a domain
Used toTell other mail servers where to deliver your email.
Exampleexample.com. 3600 IN MX 10 mx1.example.com.
Command Linedig +short example.com MX
Lower numbers are tried first. An MX record must point at a host name with an A or AAAA record, never at an IP address or a CNAME.
Records are cached for their TTL, so a changed MX record can take up to the old TTL to show everywhere. Lower the TTL a day before planned changes.
Record Types
Questions
What is a MX record?
A DNS record that holds the mail servers that accept email for a domain. Example: example.com. 3600 IN MX 10 mx1.example.com.
How do I check a MX record?
Enter the domain above, or run dig +short example.com MX in a terminal.
How long does a MX record change take?
Up to the record's previous TTL, as resolvers keep their cached copy until then. Most are visible within minutes to an hour.
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