Registro DMARC
v=DMARC1; p=none

Registro IPv4
host: bookmax.net
class: IN
ttl: 300
type: A
ip: 91.233.85.92

Servidores DNS Principal (mname) y Secundario (rname)
host: bookmax.net
class: IN
ttl: 300
type: SOA
mname: ns1.prodns.de
rname: dnsmaster.prodns.de
serial: 2021012802
refresh: 14400
retry: 3600
expire: 2419200
minimum-ttl: 300

Servidor de Correo
host: bookmax.net
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.bookmax.net

Información TXT
host: bookmax.net
class: IN
ttl: 86400
type: TXT
txt: v=spf1 a mx ip4:91.233.84.0/22 ~all
entries: Array