belco.vn.		30 IN SOA ns1.pavietnam.vn. hostmaster.belco.vn. (
				2023070703 ; serial
				14400      ; refresh (4 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				86400      ; minimum (1 day)
				)

belco.vn.		30 IN TXT "v=spf1 ip4:112.213.90.40 +a +mx ~all"

belco.vn.		30 IN A	125.212.217.9

Mail exchangers:
belco.vn.		30 IN MX 10 mx9040.maychuemail.net.
belco.vn.		30 IN MX 5 mail9040.maychuemail.com.

Name servers:
belco.vn.		30 IN NS ns2.pavietnam.vn.
belco.vn.		30 IN NS ns1.pavietnam.vn.