Re: How to block senders whose domain without a MX record

record On Thu, Feb 16, 2012 at 05:06:22AM -0800, daniel zhou wrote: > The document segment about the reject_unknown_sender_domain says > that it will reject the domain without A record or MX record. Does > it mean that only domains with both A and MX record will be > accepted? Or,

How to block senders whose domain without a MX record

both will be accepted. Can anyone clarify it? Thanks! I just want to block the senders whose domain without MX record, even if it has an A record. Thanks! Daniel Zhou