Registro DMARC
v=spf1 -all

Registro IPv4
host: school.blog
class: IN
ttl: 489
type: A
ip: 192.0.78.30

Registro IPv4
host: school.blog
class: IN
ttl: 489
type: A
ip: 192.0.78.31

Servidores DNS Principal (mname) y Secundario (rname)
host: school.blog
class: IN
ttl: 17871
type: SOA
mname: ns1.automattic.com
rname: hostmaster.automattic.com
serial: 2023021301
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 86400

Información TXT
host: school.blog
class: IN
ttl: 10672
type: TXT
txt: v=spf1 -all
entries: Array