hctc.edu.vn.		30 IN SOA dina.ns.cloudflare.com. dns.cloudflare.com. (
				2339626506 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

hctc.edu.vn.		30 IN A	172.67.165.251
hctc.edu.vn.		30 IN A	104.21.16.25
hctc.edu.vn.		30 IN AAAA 2606:4700:3037::6815:1019
hctc.edu.vn.		30 IN AAAA 2606:4700:3035::ac43:a5fb

Name servers:
hctc.edu.vn.		30 IN NS dina.ns.cloudflare.com.
hctc.edu.vn.		30 IN NS ernest.ns.cloudflare.com.