Registro DMARC
v=DMARC1; p=none; rua=mailto:admin@sec.md

Registro IPv4
host: sec.md
class: IN
ttl: 3600
type: A
ip: 195.22.243.77

Servidores DNS Principal (mname) y Secundario (rname)
host: sec.md
class: IN
ttl: 3600
type: SOA
mname: ns.sec.md
rname: admin.sec.md
serial: 2018111901
refresh: 43200
retry: 7200
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: sec.md
class: IN
ttl: 3600
type: MX
pri: 10
target: mail2.sec.md

Servidor de Correo
host: sec.md
class: IN
ttl: 3600
type: MX
pri: 50
target: mx-backup.mdl.net

Información TXT
host: sec.md
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx ~all
entries: Array