Registro DMARC
v=spf1 include:aspmx.googlemail.com ~all

Registro IPv4
host: opal.is
class: IN
ttl: 900
type: A
ip: 185.112.145.120

Servidores DNS Principal (mname) y Secundario (rname)
host: opal.is
class: IN
ttl: 86400
type: SOA
mname: ns0.1984.is
rname: hostmaster.1984.is
serial: 2014092924
refresh: 86400
retry: 7200
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: opal.is
class: IN
ttl: 900
type: MX
pri: 20
target: alt2.aspmx.l.google.com

Servidor de Correo
host: opal.is
class: IN
ttl: 900
type: MX
pri: 30
target: aspmx4.googlemail.com

Servidor de Correo
host: opal.is
class: IN
ttl: 900
type: MX
pri: 30
target: aspmx2.googlemail.com

Servidor de Correo
host: opal.is
class: IN
ttl: 900
type: MX
pri: 10
target: aspmx.l.google.com

Servidor de Correo
host: opal.is
class: IN
ttl: 900
type: MX
pri: 30
target: aspmx5.googlemail.com

Servidor de Correo
host: opal.is
class: IN
ttl: 900
type: MX
pri: 20
target: alt1.aspmx.l.google.com

Servidor de Correo
host: opal.is
class: IN
ttl: 900
type: MX
pri: 30
target: aspmx3.googlemail.com

Información TXT
host: opal.is
class: IN
ttl: 900
type: TXT
txt: v=spf1 include:aspmx.googlemail.com ~all
entries: Array