ocom.vn.		30 IN SOA ns1.matbao.vn. admin.matbao.com. (
				2023091403 ; serial
				7200       ; refresh (2 hours)
				1800       ; retry (30 minutes)
				1209600    ; expire (2 weeks)
				3600       ; minimum (1 hour)
				)

ocom.vn.		30 IN TXT "v=spf1 mx include:103.138.88.40 -all"

ocom.vn.		30 IN A	103.138.88.30

Mail exchangers:
ocom.vn.		30 IN MX 10 mail.ocom.vn.

Name servers:
ocom.vn.		30 IN NS ns1.matbao.vn.
ocom.vn.		30 IN NS ns2.matbao.vn.