Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@messagekast.com; ruf=mailto:dmarc@messagekast.com; sp=reject; fo=s; ri=86400

Registro IPv4
host: messagekast.com
class: IN
ttl: 3600
type: A
ip: 40.121.80.107

Servidores DNS Principal (mname) y Secundario (rname)
host: messagekast.com
class: IN
ttl: 3600
type: SOA
mname: ns1.spherexx.com
rname: hostmaster.spherexx.com
serial: 2016082606
refresh: 1200
retry: 600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: messagekast.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mx1.emailsrvr.com

Servidor de Correo
host: messagekast.com
class: IN
ttl: 3600
type: MX
pri: 20
target: mx2.emailsrvr.com

Información TXT
host: messagekast.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spherexx.com include:emailcampaigns.net ~all
entries: Array