nkbbs.com.cn.		30 IN SOA dee.ns.cloudflare.com. dns.cloudflare.com. (
				2338853032 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

nkbbs.com.cn.		30 IN A	104.21.16.21
nkbbs.com.cn.		30 IN A	172.67.165.247
nkbbs.com.cn.		30 IN AAAA 2606:4700:3030::ac43:a5f7
nkbbs.com.cn.		30 IN AAAA 2606:4700:3032::6815:1015

Name servers:
nkbbs.com.cn.		30 IN NS dee.ns.cloudflare.com.
nkbbs.com.cn.		30 IN NS keenan.ns.cloudflare.com.