superonlinecorporate.com. 30 IN	SOA ns1.turkcell.com.tr. system.superonline.net. (
				2021101502 ; serial
				3600       ; refresh (1 hour)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

Name servers:
superonlinecorporate.com. 30 IN	NS ns1.turkcell.com.tr.
superonlinecorporate.com. 30 IN	NS ns2.turkcell.com.tr.