cnvbo.cn.		30 IN SOA gannon.ns.cloudflare.com. dns.cloudflare.com. (
				2353013092 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

cnvbo.cn.		30 IN A	188.114.97.0
cnvbo.cn.		30 IN A	188.114.96.0

Name servers:
cnvbo.cn.		30 IN NS gannon.ns.cloudflare.com.
cnvbo.cn.		30 IN NS simone.ns.cloudflare.com.