grass.ren.		30 IN SOA dns23.hichina.com. hostmaster.hichina.com. (
				2026061308 ; serial
				3600       ; refresh (1 hour)
				1200       ; retry (20 minutes)
				86400      ; expire (1 day)
				600        ; minimum (10 minutes)
				)

grass.ren.		30 IN A	47.88.51.214

Name servers:
grass.ren.		30 IN NS dns23.hichina.com.
grass.ren.		30 IN NS dns24.hichina.com.