Registro DMARC
v=spf1 include:emailsrvr.com ip4:64.91.238.242 ~all

Registro IPv4
host: davidrounick.com
class: IN
ttl: 3600
type: A
ip: 107.178.213.96

Servidores DNS Principal (mname) y Secundario (rname)
host: davidrounick.com
class: IN
ttl: 3600
type: SOA
mname: ns.liquidweb.com
rname: admin.liquidweb.com
serial: 2018010702
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 14400

Servidor de Correo
host: davidrounick.com
class: IN
ttl: 300
type: MX
pri: 10
target: mx1.emailsrvr.com

Servidor de Correo
host: davidrounick.com
class: IN
ttl: 300
type: MX
pri: 20
target: mx2.emailsrvr.com

Información TXT
host: davidrounick.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:emailsrvr.com ip4:64.91.238.242 ~all
entries: Array