Registro DMARC
v=DMARC1; p=none

Registro IPv4
host: 21c.ca
class: IN
ttl: 14400
type: A
ip: 67.231.21.20

Servidores DNS Principal (mname) y Secundario (rname)
host: 21c.ca
class: IN
ttl: 86400
type: SOA
mname: ns318.canadianwebhosting.com
rname: root.cloud1.canadianwebhosting.com
serial: 2026061701
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: 21c.ca
class: IN
ttl: 14400
type: MX
pri: 0
target: 21c.ca

Información TXT
host: 21c.ca
class: IN
ttl: 14400
type: TXT
txt: v=spf1  a  mx  ip4:67.231.21.20  include:spf.idig.net ~all
entries: Array