Registro DMARC
v=DMARC1; p=none; rua=mailto:abuse@earthgrid.net; fo=1

Registro IPv4
host: earthgrid.net
class: IN
ttl: 300
type: A
ip: 139.162.67.26

Servidores DNS Principal (mname) y Secundario (rname)
host: earthgrid.net
class: IN
ttl: 300
type: SOA
mname: ns3.l4dns.com
rname: it.ebusiness4us.com
serial: 25040413
refresh: 3600
retry: 300
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: earthgrid.net
class: IN
ttl: 300
type: MX
pri: 10
target: mail01.l4email.com

Información TXT
host: earthgrid.net
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:mail.mailingboss.net include:mail.l4email.com ~all
entries: Array