Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com; fo=1

Registro IPv4
host: Portal.net
class: IN
ttl: 90
type: A
ip: 2.20.253.143

Registro IPv4
host: Portal.net
class: IN
ttl: 90
type: A
ip: 2.20.253.157

Servidores DNS Principal (mname) y Secundario (rname)
host: Portal.net
class: IN
ttl: 86400
type: SOA
mname: a1-198.akam.net
rname: hostmaster.oracle.com
serial: 2025111101
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 900

Servidor de Correo
host: Portal.net
class: IN
ttl: 86400
type: MX
pri: 5
target: elan.portal.com

Servidor de Correo
host: Portal.net
class: IN
ttl: 86400
type: MX
pri: 10
target: nova.unix.portal.com

Registro IPv6
host: Portal.net
class: IN
ttl: 90
type: AAAA
ipv6: 2a02:26f0:e0::211:2390

Registro IPv6
host: Portal.net
class: IN
ttl: 90
type: AAAA
ipv6: 2a02:26f0:e0::211:d3b1