I have this fail issue in dnsreport have any reason to my problem :
Acceptance of postmaster address ERROR: One or more of your mailservers does not accept mail to postmaster@XXXX.com. Mailservers are required (RFC822 6.3, RFC1123 5.2.7, and RFC2821 4.5.1) to accept mail to postmaster.
XXXX.com's postmaster response:<br /> >>> RCPT TO:<postmaster@XXXXX.com><br /> <<< 550 No Such User Here <br />
if yes how can I fix it please
CP : cPanel