www.koru.cn.		30 IN SOA ns1.koru.cn. root.ns1.koru.cn. (
				31         ; serial
				36000      ; refresh (10 hours)
				600        ; retry (10 minutes)
				1800       ; expire (30 minutes)
				3600       ; minimum (1 hour)
				)

www.koru.cn.		30 IN A	112.124.14.115