> set type=SOA //查看授权信息
> linuxidc.com
Server: 192.168.40.40
Address: 192.168.40.40#53
linuxidc.com
origin = linuxidc.com
mail addr = root.linuxidc.com
serial = 0
refresh = 86400
retry = 3600
expire = 604800
minimum = 10800
