webcrow.jp.		30 IN SOA ns1.webcrow.jp. root.sv0.webcrow.jp. (
				0          ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

webcrow.jp.		30 IN A	162.43.112.247

Name servers:
webcrow.jp.		30 IN NS ns1.webcrow.jp.
webcrow.jp.		30 IN NS ns2.webcrow.jp.