yokohamaschool.com.	30 IN SOA a.share-dns.com. master.share-dns.com. (
				1743238515 ; serial
				3600       ; refresh (1 hour)
				1200       ; retry (20 minutes)
				86400      ; expire (1 day)
				600        ; minimum (10 minutes)
				)
yokohamaschool.com.	30 IN CNAME www.yokohamaschool.com.
yokohamaschool.com.	30 IN CNAME www.yokohamaschool.com.

www.yokohamaschool.com.	30 IN A	156.227.64.147
yokohamaschool.com.	30 IN CNAME www.yokohamaschool.com.

Name servers:
yokohamaschool.com.	30 IN NS a.share-dns.com.
yokohamaschool.com.	30 IN NS b.share-dns.net.