cidu.com.cn.		30 IN SOA john.ns.cloudflare.com. dns.cloudflare.com. (
				2354962774 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

cidu.com.cn.		30 IN A	127.0.0.1

Name servers:
cidu.com.cn.		30 IN NS john.ns.cloudflare.com.
cidu.com.cn.		30 IN NS lila.ns.cloudflare.com.