...
mail1-out.nyc.domain.com
    ntpd
        (169) 	***** Bad file descriptor
    postfix/smtp
        (2) 	warning: malformed domain name in resource data of MX record for *****
        (32) 	warning: no MX host for ***** has a valid address record
        (18) 	warning: numeric domain name in resource data of MX record for ***** 127.0.1.50
        (2) 	warning: valid_hostname: empty hostname
    postfix/smtpd
        (7) 	warning: Illegal address syntax from ***** in RCPT command: <jane@lulu.co $>
    sm-mta
        (2) 	***** SYSERR(root): ***** config error: mail loops back to me (MX problem?)
    syslog-ng
        (1) 	Changing permissions on special file /dev/console
...
mail2-out.nyc.domain.com
    ntpd
        (168) 	***** Bad file descriptor
    postfix/smtp
        (2) 	warning: malformed domain name in resource data of MX record for *****
        (25) 	warning: numeric domain name in resource data of MX record for ***** 10.0.0.2
        (2) 	warning: valid_hostname: empty hostname
    sm-mta
        (1) 	l55DmFcQ022740: SYSERR(root): localhost.fabulous.com. config error: mail loops back to me (MX problem?)
    syslog-ng
        (1) 	Changing permissions on special file /dev/console
mail2-out.sfc.domain.com
    postfix/smtp
        (61) 	warning: malformed domain name in resource data of MX record for *****
        (1) 	warning: no MX host for epm.net has a valid address record
        (61) 	warning: valid_hostname: empty hostname