xaydungankhang.net.	30 IN SOA ns1.matbao.com. admin.matbao.com. (
				2022121304 ; serial
				7200       ; refresh (2 hours)
				300        ; retry (5 minutes)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

xaydungankhang.net.	30 IN A	216.239.34.21
xaydungankhang.net.	30 IN A	216.239.32.21
xaydungankhang.net.	30 IN A	216.239.38.21
xaydungankhang.net.	30 IN A	216.239.36.21

Name servers:
xaydungankhang.net.	30 IN NS ns2.matbao.com.
xaydungankhang.net.	30 IN NS ns1.matbao.com.