Subdomain MX Record Priority

When adding a MX records on a subdomain can the record have a priority of 0 at the same time as the main domain has a priority of 0 or will that cause an issue?

The platform that the sub domain record was created for needs it to be 0.

Thank you

Any given (sub)domain can have its own priority. Mail addressed to [email protected] will only use the MX records defined for Mail for [email protected] will only use the MX records for


I appreciate the quick reply on this, wanted to be safe before I did anything.

Thank You for the help

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