Registro IPv4
host: userfriendly.org
class: IN
ttl: 3600
type: A
ip: 127.0.0.1

Servidores DNS Principal (mname) y Secundario (rname)
host: userfriendly.org
class: IN
ttl: 3600
type: SOA
mname: ns1.r4l.com
rname: support.r4l.com
serial: 1646120332
refresh: 3600
retry: 1800
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: userfriendly.org
class: IN
ttl: 3600
type: MX
pri: 30
target: ASPMX2.GOOGLEMAIL.COM

Servidor de Correo
host: userfriendly.org
class: IN
ttl: 3600
type: MX
pri: 30
target: ASPMX5.GOOGLEMAIL.COM

Servidor de Correo
host: userfriendly.org
class: IN
ttl: 3600
type: MX
pri: 10
target: ASPMX.L.GOOGLE.COM

Servidor de Correo
host: userfriendly.org
class: IN
ttl: 3600
type: MX
pri: 30
target: ASPMX4.GOOGLEMAIL.COM

Servidor de Correo
host: userfriendly.org
class: IN
ttl: 3600
type: MX
pri: 20
target: ALT1.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: userfriendly.org
class: IN
ttl: 3600
type: MX
pri: 20
target: ALT2.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: userfriendly.org
class: IN
ttl: 3600
type: MX
pri: 30
target: ASPMX3.GOOGLEMAIL.COM