Registro DMARC
v=DMARC1; p=none; sp=none; rua=mailto:d@inmetro.gov.br; ruf=mailto:d@inmetro.gov.br; fo=1

Registro IPv4
host: inmetro.gov.br
class: IN
ttl: 3600
type: A
ip: 200.20.212.34

Servidores DNS Principal (mname) y Secundario (rname)
host: inmetro.gov.br
class: IN
ttl: 3600
type: SOA
mname: rdnsext01s.inmetro.gov.br
rname: root.inmetro.gov.br
serial: 2018053209
refresh: 3600
retry: 600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: inmetro.gov.br
class: IN
ttl: 17421
type: MX
pri: 10
target: ksmg.inmetro.gov.br

Información TXT
host: inmetro.gov.br
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx ip4:200.20.212.120 ip4:200.20.212.121 ip4:200.20.212.42 ip4:200.20.212.46 -all
entries: Array