WARNING: Your nameservers do not include any corresponding A records when asked for your NS records. They probably are not returning the A records when asked, which can prevent some other DNS servers from contacting your DNS servers. The problem record(s) are:
ERROR: One or more of your mailservers does not accept mail to [email protected]. Mailservers are required (RFC822 6.3, RFC1123 5.2.7, and RFC2821 4.5.1) to accept mail to postmaster.
domain.com 'spostmaster response: >>> RCPT TO:<[email protected]> <<< 550-"The recipient cannot be verified. Please check all recipients of this 550 message to verify they are valid."
You need to add two Host(A) records to your name server domain. For example, if your name servers are ns1.yourdomain.com and ns2.yourdomain.com, you need to add the following records to yourdomain.com forward lookup zone.
ns1 A 192.168.xx.xx
ns2. A 88.88.xx.xx
You should create an email account [email protected]. It is Ok if you setup one of your email accounts as "Catch All" account.