yenviet.com.vn.		30 IN SOA ns1.matbao.vn. admin.matbao.com. (
				2021102702 ; serial
				18000      ; refresh (5 hours)
				1800       ; retry (30 minutes)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

yenviet.com.vn.		30 IN TXT "v=spf1 redirect=spf.hainhan.com"

yenviet.com.vn.		30 IN A	210.245.8.134

Mail exchangers:
yenviet.com.vn.		30 IN MX 10 mail.yenviet.com.vn.

Name servers:
yenviet.com.vn.		30 IN NS ns1.matbao.vn.
yenviet.com.vn.		30 IN NS ns-bak.matbao.com.
yenviet.com.vn.		30 IN NS ns2.matbao.vn.