9:03:26 PM Joseph B You can create the MX record with them with this information - mail.aocsource.com pointing to this IP - removed
9:03:34 PM Joseph B Cloudflare support should understand when you give them this.
I choose MX, then for domain i tipe mail.aocsource.com and for value i tipe removed
then i get DNS Validation Error (Code: 1004): Invalid content for an MX record (Code: 9009)
How to do this?