log/message 중에서..

Nov 18 01:05:48 localhost named[11917]: zone realname/IN: refresh: unexpected rcode (SERVFAIL) from master 211.233.38.153#53
Nov 18 01:06:35 localhost named[11917]: zone realname/IN: refresh: unexpected rcode (SERVFAIL) from master 211.233.38.153#53
Nov 18 01:08:12 localhost named[11917]: zone realname/IN: refresh: unexpected rcode (SERVFAIL) from master 211.233.38.153#53
Nov 18 01:08:28 localhost named[11917]: lame server resolving 'tvnet.lv' (in 'tvnet.lv'?): 159.148.108.2#53
Nov 18 01:09:03 localhost named[11917]: lame server resolving 'nets.net.pk' (in 'nets.net.pk'?): 203.175.98.6#53
Nov 18 01:09:56 localhost named[11917]: lame server resolving 'hamail.net' (in 'hamail.NET'?): 211.216.50.160#53
Nov 18 01:11:16 localhost named[11917]: zone realname/IN: refresh: unexpected rcode (SERVFAIL) from master 211.233.38.153#53
Nov 18 01:12:12 localhost named[11917]: lame server resolving 'bcline.com' (in 'bcline.com'?): 203.236.232.1#53
Nov 18 01:12:56 localhost named[11917]: lame server resolving 'vtkangwon.or.kr' (in 'vtkangwon.or.kr'?): 210.104.1.3#53
Nov 18 01:15:29 localhost proftpd[10548]: localhost.localdomain (211.243.238.124[211.243.238.124]) - FTP session closed.
Nov 18 01:15:29 localhost PAM_pwdb[10548]: (ftp) session closed for user dica09mall
Nov 18 01:18:33 localhost named[11917]: zone realname/IN: refresh: unexpected rcode (SERVFAIL) from master 211.233.38.153#53
Nov 18 01:20:52 localhost named[11917]: lame server resolving '3xl.net' (in '3xl.NET'?): 213.229.188.140#53
Nov 18 01:24:10 localhost named[11917]: lame server resolving 'joins.com' (in 'joins.com'?): 61.78.38.120#53

이게 뭔말 인가요?

특히..lame server resolving 'joins.com' (in 'joins.com'?): 61.78.38.120#53
이런부분요..