Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:postmaster.dmarc@mm-send.com

Registro IPv4
host: mmtro.com
class: IN
ttl: 281
type: A
ip: 195.66.82.41

Servidores DNS Principal (mname) y Secundario (rname)
host: mmtro.com
class: IN
ttl: 21600
type: SOA
mname: ns-1525.awsdns-62.org
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: mmtro.com
class: IN
ttl: 21600
type: MX
pri: 5
target: tsunami2.mm-send.com

Servidor de Correo
host: mmtro.com
class: IN
ttl: 21600
type: MX
pri: 5
target: tsunami1.mm-send.com

Información TXT
host: mmtro.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 include:spf-prod.mm-send.com -all
entries: Array

Información TXT
host: mmtro.com
class: IN
ttl: 21600
type: TXT
txt: spf2.0/pra include:sid-prod.mm-send.com -all
entries: Array