comps.cn.		30 IN SOA ns1.sharesdns.com. admin.sharesdns.com. (
				1775115167 ; serial
				3600       ; refresh (1 hour)
				300        ; retry (5 minutes)
				1209600    ; expire (2 weeks)
				1800       ; minimum (30 minutes)
				)

comps.cn.		30 IN A	23.225.100.51

Name servers:
comps.cn.		30 IN NS ns1.sharesdns.com.
comps.cn.		30 IN NS ns2.sharesdns.com.