Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:itman@vinamarine.gov.vn; ruf=mailto:itman@vinamarine.gov.vn; fo=0; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; sp=none; 

Registro IPv4
host: vinamarine.gov.vn
class: IN
ttl: 90
type: A
ip: 203.162.11.14

Servidores DNS Principal (mname) y Secundario (rname)
host: vinamarine.gov.vn
class: IN
ttl: 90
type: SOA
mname: ns.vinamarine.gov.vn
rname: ns.vinamarine.gov.vn
serial: 8916
refresh: 900
retry: 600
expire: 86400
minimum-ttl: 60

Servidor de Correo
host: vinamarine.gov.vn
class: IN
ttl: 90
type: MX
pri: 20
target: mx2.vinamarine.gov.vn

Servidor de Correo
host: vinamarine.gov.vn
class: IN
ttl: 90
type: MX
pri: 10
target: mx1.vinamarine.gov.vn

Información TXT
host: vinamarine.gov.vn
class: IN
ttl: 90
type: TXT
txt: google-site-verification=vt94R4ETo8_XmkgWqx0lSvNgnVzNySn5fsAazFuvHNw
entries: Array

Información TXT
host: vinamarine.gov.vn
class: IN
ttl: 90
type: TXT
txt: v=spf1 ip4:203.162.11.7 ip4:203.113.148.2 ip4:45.122.240.147 a mx ~all
entries: Array