Servidores DNS Principal (mname) y Secundario (rname)
host: url.bio
class: IN
ttl: 1800
type: SOA
mname: blakely.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2374288686
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: url.bio
class: IN
ttl: 300
type: MX
pri: 10
target: in1-smtp.messagingengine.com

Servidor de Correo
host: url.bio
class: IN
ttl: 300
type: MX
pri: 20
target: in2-smtp.messagingengine.com

Información TXT
host: url.bio
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:spf.messagingengine.com ?all
entries: Array