domain:             rui.dn42
nserver:            nature.rui.dn42 fd0d:81ba:3563::10:1
nserver:            nature.rui.dn42 172.23.78.128
mnt-by:             RUIFENG-MNT
admin-c:            RUIFENG-DN42
tech-c:             RUIFENG-DN42
source:             DN42