nkhschool.ir.		30 IN SOA p.ns.arvancdn.ir. hostmaster.arvancloud.ir. (
				1729094754 ; serial
				86400      ; refresh (1 day)
				7200       ; retry (2 hours)
				604800     ; expire (1 week)
				7200       ; minimum (2 hours)
				)

nkhschool.ir.		30 IN A	185.143.233.120
nkhschool.ir.		30 IN A	185.143.234.120

Name servers:
nkhschool.ir.		30 IN NS x.ns.arvancdn.ir.
nkhschool.ir.		30 IN NS p.ns.arvancdn.ir.