youth.cn.		30 IN SOA ns1.k618.cn. webmaster.lxdns.com. (
				1107011041 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				64800      ; expire (18 hours)
				60         ; minimum (1 minute)
				)
youth.cn.		30 IN CNAME youth.cn.wsglb0.com.
youth.cn.		30 IN CNAME youth.cn.wsglb0.com.

youth.cn.wsglb0.com.	30 IN A	163.171.144.50
youth.cn.		30 IN CNAME youth.cn.wsglb0.com.
youth.cn.wsglb0.com.	30 IN AAAA 2a01:53c0:ff0f::37

Mail exchangers:
youth.cn.		30 IN MX 4 mailgw.youth.cn.
youth.cn.		30 IN MX 5 mail.youth.cn.

Name servers:
youth.cn.		30 IN NS ns4.k618.cn.
youth.cn.		30 IN NS ns5.k618.cn.
youth.cn.		30 IN NS ns3.k618.cn.
youth.cn.		30 IN NS ns2.k618.cn.
youth.cn.		30 IN NS ns1.k618.cn.