ketang1.com.		30 IN SOA dns21.hichina.com. hostmaster.hichina.com. (
				2024121913 ; serial
				3600       ; refresh (1 hour)
				1200       ; retry (20 minutes)
				86400      ; expire (1 day)
				600        ; minimum (10 minutes)
				)

ketang1.com.		30 IN A	101.201.67.131

Mail exchangers:
ketang1.com.		30 IN MX 5 mxbiz1.qq.com.
ketang1.com.		30 IN MX 10 mxbiz2.qq.com.

Name servers:
ketang1.com.		30 IN NS dns22.hichina.com.
ketang1.com.		30 IN NS dns21.hichina.com.