Registro DMARC
v=spf1 a:dns.comfortscience.org ~all

Servidores DNS Principal (mname) y Secundario (rname)
host: comfortscience.org
class: IN
ttl: 3600
type: SOA
mname: dns.comfortscience.org
rname: hostmaster.comfortscience.org
serial: 1758233997
refresh: 43200
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: comfortscience.org
class: IN
ttl: 3600
type: MX
pri: 0
target: mx.comfortscience.org

Información TXT
host: comfortscience.org
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a:dns.comfortscience.org ~all
entries: Array

Registro IPv6
host: comfortscience.org
class: IN
ttl: 3600
type: AAAA
ipv6: 2602:ff23:50:506:9a36:8fd2:33fa:646a