f-event.com.vn.		30 IN SOA . hostmaster.f-event.com.vn. (
				2018072816 ; serial
				3600       ; refresh (1 hour)
				900        ; retry (15 minutes)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

f-event.com.vn.		30 IN TXT "v=spf1 mx a ip4:103.255.237.107 ~all"

f-event.com.vn.		30 IN A	202.92.6.33

Mail exchangers:
f-event.com.vn.		30 IN MX 10 mail.f-event.com.vn.

Name servers:
f-event.com.vn.		30 IN NS NS4.TENTEN.vn.
f-event.com.vn.		30 IN NS NS5.TENTEN.vn.
f-event.com.vn.		30 IN NS NS6.TENTEN.vn.