You must create an A record first to forward-confirm the RDNS record.
If you have purchased a dedicated IP, you can customise the reverse DNS record by opening a ticket. Please include the IP address and a Fully Qualified Domain Name (FQDN).
If you have purchased a dedicated IP, you can customise the reverse DNS record by opening a ticket. Please include the IP address and a Fully Qualified Domain Name (FQDN).