chodoxua.vn.		30 IN SOA ns1.dotvndns.vn. hostmaster.chodoxua.vn. (
				2022112801 ; serial
				14400      ; refresh (4 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				86400      ; minimum (1 day)
				)

chodoxua.vn.		30 IN A	27.0.14.91

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