Registro DMARC
v=DMARC1;p=quarantine;

Registro IPv4
host: gruppoamt.com
class: IN
ttl: 13532
type: A
ip: 89.207.106.186

Servidores DNS Principal (mname) y Secundario (rname)
host: gruppoamt.com
class: IN
ttl: 54269
type: SOA
mname: ns1.amtservices.it
rname: hostmaster.amtservices.it
serial: 2025071600
refresh: 3600
retry: 600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: gruppoamt.com
class: IN
ttl: 54268
type: MX
pri: 10
target: mx.amtcloud.it

Información TXT
host: gruppoamt.com
class: IN
ttl: 54268
type: TXT
txt: v=spf1 mx include:spf.amtservices.it -all
entries: Array