phukhoa.org.		30 IN SOA ns1.zonedns.vn. root.phukhoa.org. (
				2021062902 ; serial
				1200       ; refresh (20 minutes)
				600        ; retry (10 minutes)
				1209600    ; expire (2 weeks)
				3600       ; minimum (1 hour)
				)

phukhoa.org.		30 IN A	103.110.86.82

Mail exchangers:
phukhoa.org.		30 IN MX 10 phukhoa.org.

Name servers:
phukhoa.org.		30 IN NS ns1.zonedns.vn.
phukhoa.org.		30 IN NS ns3.zonedns.vn.
phukhoa.org.		30 IN NS ns2.zonedns.vn.