Registro DMARC
v=DMARC1; p=none

Registro IPv4
host: knows.sbs
class: IN
ttl: 1799
type: A
ip: 147.135.215.43

Servidores DNS Principal (mname) y Secundario (rname)
host: knows.sbs
class: IN
ttl: 3601
type: SOA
mname: dns1.registrar-servers.com
rname: hostmaster.registrar-servers.com
serial: 1773601946
refresh: 43200
retry: 3600
expire: 604800
minimum-ttl: 3601

Servidor de Correo
host: knows.sbs
class: IN
ttl: 1799
type: MX
pri: 1
target: mail.knows.sbs

Información TXT
host: knows.sbs
class: IN
ttl: 1799
type: TXT
txt: v=spf1 mx ~all
entries: Array