fjedu.net.cn. 30 IN SOA ns.fjedu.net.cn. admin.example.com. ( 2100013102 ; serial 10800 ; refresh (3 hours) 900 ; retry (15 minutes) 604800 ; expire (1 week) 86400 ; minimum (1 day) ) Name servers: fjedu.net.cn. 30 IN NS dns.fjedu.net.cn.