Registro DMARC
v=DMARC1; p=quarantine; adkim=s; aspf=s

Registro IPv4
host: stepstomaths.com
class: IN
ttl: 3600
type: A
ip: 46.22.138.109

Servidores DNS Principal (mname) y Secundario (rname)
host: stepstomaths.com
class: IN
ttl: 3600
type: SOA
mname: ns1.blacknight.com
rname: hostmaster.blacknight.com
serial: 1275491222
refresh: 14400
retry: 7200
expire: 2419200
minimum-ttl: 3600

Servidor de Correo
host: stepstomaths.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.stepstomaths.com

Información TXT
host: stepstomaths.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 +a +mx +a:stepstomaths.com -all
entries: Array