sydb.cn.		30 IN SOA dns1.hichina.com. hostmaster.hichina.com. (
				2025101713 ; serial
				3600       ; refresh (1 hour)
				1200       ; retry (20 minutes)
				86400      ; expire (1 day)
				600        ; minimum (10 minutes)
				)

sydb.cn.		30 IN A	103.149.92.149

Name servers:
sydb.cn.		30 IN NS dns2.hichina.com.
sydb.cn.		30 IN NS dns1.hichina.com.