coi.vn.			30 IN SOA nsbak.pavietnam.net. hostmaster.coi.vn. (
				2025042086 ; serial
				14400      ; refresh (4 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				86400      ; minimum (1 day)
				)

coi.vn.			30 IN TXT "v=spf1 a mx ~all"

coi.vn.			30 IN A	13.212.121.136

Mail exchangers:
coi.vn.			30 IN MX 30 aspmx4.googlemail.com.
coi.vn.			30 IN MX 10 aspmx.l.google.com.
coi.vn.			30 IN MX 30 aspmx5.googlemail.com.
coi.vn.			30 IN MX 30 aspmx3.googlemail.com.
coi.vn.			30 IN MX 30 aspmx2.googlemail.com.
coi.vn.			30 IN MX 10 mail.coi.vn.
coi.vn.			30 IN MX 20 alt2.aspmx.l.google.com.
coi.vn.			30 IN MX 20 alt1.aspmx.l.google.com.

Name servers:
coi.vn.			30 IN NS nsbak.pavietnam.net.
coi.vn.			30 IN NS ns2.pavietnam.vn.
coi.vn.			30 IN NS ns1.pavietnam.vn.