Registro DMARC
v=DMARC1; p=quarantine; pct=5; rua=mailto:postmaster@fazenda.gov.br; ruf=mailto:postmaster@fazenda.gov.br; fo=1

Servidores DNS Principal (mname) y Secundario (rname)
host: fazenda.gov.br
class: IN
ttl: 1800
type: SOA
mname: bsa1.serpro.gov.br
rname: hostmaster.serpro.gov.br
serial: 2026011304
refresh: 14400
retry: 3600
expire: 1814400
minimum-ttl: 3600

Servidor de Correo
host: fazenda.gov.br
class: IN
ttl: 14400
type: MX
pri: 0
target: colaboragov-mx-balancer.prod.mlicloud.com

Información TXT
host: fazenda.gov.br
class: IN
ttl: 14400
type: TXT
txt: MS=ms69708081
entries: Array

Información TXT
host: fazenda.gov.br
class: IN
ttl: 14400
type: TXT
txt: MS=3A675C959BF25AF96C7C723CE423D9F1358CC6BB
entries: Array

Información TXT
host: fazenda.gov.br
class: IN
ttl: 14400
type: TXT
txt: v=spf1 ip4:161.148.21.192/26 ip4:161.148.50.192/26 ip4:200.152.40.96/32 include:spf.protection.outlook.com include:spf.mlicloud.com -all
entries: Array

Información TXT
host: fazenda.gov.br
class: IN
ttl: 14400
type: TXT
txt: MS=ms18664459
entries: Array

Información TXT
host: fazenda.gov.br
class: IN
ttl: 14400
type: TXT
txt: dtm-domain-verification=4Z2ntA_CMx31vQLwf336iemIoKehskEHK7A3e7pu3do
entries: Array

Información TXT
host: fazenda.gov.br
class: IN
ttl: 14400
type: TXT
txt: MS=ms62161753
entries: Array