clone 425642 -1 retitle -1 please support postfix check_helo_(ms|ns)_access thanks Actually, it seem that should be: ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ postfix/smtpd\[[0-9]+\]: warning: Unable to look up (MX|NS) host for [^[:space:]]+: Host not found(, try again)?$