Dec 28 12:51:54 213 postfix/virtual[8338]: warning: valid_hostname: numeric hostname: 213.8.163.199
Dec 28 12:51:54 213 postfix/virtual[8338]: fatal: unable to use my own hostname
Dec 28 12:51:55 213 postfix/master[629]: warning: process /usr/local/libexec/postfix/virtual pid 8338 exit status 1
Dec 28 12:51:55 213 postfix/master[629]: warning: /usr/local/libexec/postfix/virtual: bad command startup -- throttling
Dec 28 12:51:55 213 postfix/qmgr[8317]: warning: premature end-of-input on private/virtual socket while reading input attribute name
Dec 28 12:51:55 213 postfix/qmgr[8317]: warning: private/virtual socket: malformed response
Dec 28 12:51:55 213 postfix/qmgr[8317]: warning: transport virtual failure -- see a previous warning/fatal/panic logfile record for the problem description
Dec 28 12:51:55 213 postfix/qmgr[8317]: 5DEAA17132: to=<eject@zarina.biz>, relay=none, delay=1.2, delays=0.12/1.1/0/0, dsn=4.3.0, status=deferred (unknown mail transport error)