1ek.ir.			30 IN SOA f.ns.arvancdn.ir. hostmaster.arvancloud.ir. (
				1777879150 ; serial
				86400      ; refresh (1 day)
				7200       ; retry (2 hours)
				604800     ; expire (1 week)
				7200       ; minimum (2 hours)
				)

Name servers:
1ek.ir.			30 IN NS o.ns.arvancdn.ir.
1ek.ir.			30 IN NS f.ns.arvancdn.ir.