cam4.vn.		30 IN SOA ns1.eurodns.com. hostmaster.eurodns.com. (
				2020010700 ; serial
				43200      ; refresh (12 hours)
				7200       ; retry (2 hours)
				1209600    ; expire (2 weeks)
				86400      ; minimum (1 day)
				)

cam4.vn.		30 IN A	80.92.65.144

Name servers:
cam4.vn.		30 IN NS ns1.eurodns.com.
cam4.vn.		30 IN NS ns2.eurodns.com.
cam4.vn.		30 IN NS ns3.eurodns.com.
cam4.vn.		30 IN NS ns4.eurodns.com.