Registro DMARC
p=none

Registro IPv4
host: johndcook.com
class: IN
ttl: 3600
type: A
ip: 74.208.236.113

Servidores DNS Principal (mname) y Secundario (rname)
host: johndcook.com
class: IN
ttl: 21600
type: SOA
mname: ns1093.ui-dns.de
rname: hostmaster.1and1.com
serial: 2017012220
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 300

Servidor de Correo
host: johndcook.com
class: IN
ttl: 3600
type: MX
pri: 10
target: in1-smtp.messagingengine.com

Servidor de Correo
host: johndcook.com
class: IN
ttl: 3600
type: MX
pri: 20
target: in2-smtp.messagingengine.com

Información TXT
host: johndcook.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.messagingengine.com ?all
entries: Array

Registro IPv6
host: johndcook.com
class: IN
ttl: 3600
type: AAAA
ipv6: 2607:f1c0:100f:f000::272