haifa.vn.		30 IN SOA nsbak.dotvndns.com. hostmaster.haifa.vn. (
				2023043003 ; serial
				14400      ; refresh (4 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				86400      ; minimum (1 day)
				)

haifa.vn.		30 IN A	103.131.74.10

Name servers:
haifa.vn.		30 IN NS ns3.dotvndns.vn.
haifa.vn.		30 IN NS nsbak.dotvndns.com.
haifa.vn.		30 IN NS ns1.dotvndns.vn.
haifa.vn.		30 IN NS ns2.dotvndns.vn.