Servidores DNS Principal (mname) y Secundario (rname)
host: medifax.com
class: IN
ttl: 1800
type: SOA
mname: anuj.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2356939292
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: medifax.com
class: IN
ttl: 900
type: MX
pri: 5
target: mxrelay01.webmd.net

Servidor de Correo
host: medifax.com
class: IN
ttl: 900
type: MX
pri: 5
target: mxrelay02.webmd.net

Información TXT
host: medifax.com
class: IN
ttl: 900
type: TXT
txt: v=spf1 mx ~all
entries: Array