5i50.com.cn.		3600 IN	SOA duke.ns.cloudflare.com. dns.cloudflare.com. (
				2028063333 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

5i50.com.cn.		300 IN A 104.28.2.126
5i50.com.cn.		300 IN A 104.28.3.126
5i50.com.cn.		300 IN AAAA 2400:cb00:2048:1::681c:37e
5i50.com.cn.		300 IN AAAA 2400:cb00:2048:1::681c:27e

Name servers:
5i50.com.cn.		86400 IN NS duke.ns.cloudflare.com.
5i50.com.cn.		86400 IN NS mia.ns.cloudflare.com.