jisu5.cn.		30 IN SOA ns3.dns.com. admin.dns.com. (
				1679568113 ; serial
				7200       ; refresh (2 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				1800       ; minimum (30 minutes)
				)
jisu5.cn.		30 IN CNAME cn2.4435.cn.
jisu5.cn.		30 IN CNAME cn2.4435.cn.

cn2.4435.cn.		30 IN A	118.123.15.158
jisu5.cn.		30 IN CNAME cn2.4435.cn.