50guan.com.		30 IN SOA ns1.julydns.com. master.jmdns.com. (
				1734772506 ; serial
				3600       ; refresh (1 hour)
				1200       ; retry (20 minutes)
				86400      ; expire (1 day)
				600        ; minimum (10 minutes)
				)
50guan.com.		1 IN CNAME ty1.ikuaimi.com.
50guan.com.		1 IN CNAME ty1.ikuaimi.com.

ty1.ikuaimi.com.	30 IN A	43.163.86.144
50guan.com.		1 IN CNAME ty1.ikuaimi.com.

Name servers:
50guan.com.		30 IN NS ns1.julydns.com.
50guan.com.		30 IN NS ns2.julydns.com.