Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: est.edu.br
class: IN
ttl: 3600
type: A
ip: 191.252.37.10

Registro IPv4
host: est.edu.br
class: IN
ttl: 3600
type: A
ip: 191.252.37.11

Registro IPv4
host: est.edu.br
class: IN
ttl: 3600
type: A
ip: 191.252.37.9

Servidores DNS Principal (mname) y Secundario (rname)
host: est.edu.br
class: IN
ttl: 21600
type: SOA
mname: ns1.locaweb.com.br
rname: hostmaster.locaweb.com.br
serial: 2022031001
refresh: 3600
retry: 600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: est.edu.br
class: IN
ttl: 3600
type: MX
pri: 5
target: ALT1.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: est.edu.br
class: IN
ttl: 3600
type: MX
pri: 1
target: ASPMX.L.GOOGLE.COM

Servidor de Correo
host: est.edu.br
class: IN
ttl: 3600
type: MX
pri: 5
target: ALT2.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: est.edu.br
class: IN
ttl: 3600
type: MX
pri: 10
target: ALT3.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: est.edu.br
class: IN
ttl: 3600
type: MX
pri: 10
target: ALT4.ASPMX.L.GOOGLE.COM

Información TXT
host: est.edu.br
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:177.136.76.234 ip4:189.58.250.171 ip4:189.58.250.172 include:_spf.locaweb.com.br include:_spf.google.com ~all
entries: Array

Información TXT
host: est.edu.br
class: IN
ttl: 3600
type: TXT
txt: amazonses:uQDXB+f7Wh0ZiMQC0q9qHiKKaiDq7DWV6U9opXsHgBM=
entries: Array