How to receive mails on my personal server?
Login to manager and click on "Domains & DNS".
In ‘DNS Zone’ of the concerned domain, delete MX fields then click on ‘A type’ and add a field as follows:
Select an IP address: IP_address_of_mail_server
Click on ‘Accept’ then confirm the operation. Next, choose ‘MX Type’ and add a field as follows:
Click on ‘Accept’ to confirm the operation. The modifications are taken into account the following morning and your emails are forwarded to your mail server.