Registro DMARC
v=DMARC1;p=none;

Registro IPv4
host: centrosalute.it
class: IN
ttl: 600
type: A
ip: 213.165.86.238

Servidores DNS Principal (mname) y Secundario (rname)
host: centrosalute.it
class: IN
ttl: 900
type: SOA
mname: ns-1813.awsdns-34.co.uk
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: centrosalute.it
class: IN
ttl: 600
type: MX
pri: 20
target: mx02.servermail.farm

Servidor de Correo
host: centrosalute.it
class: IN
ttl: 600
type: MX
pri: 10
target: mx01.servermail.farm

Información TXT
host: centrosalute.it
class: IN
ttl: 600
type: TXT
txt: v=spf1 a mx ip4:77.72.25.15 include:spf.servermail.farm ~all
entries: Array