Registro DMARC
v=DMARC1; p=quarantine

Registro IPv4
host: fstec.ru
class: IN
ttl: 600
type: A
ip: 95.173.157.32

Servidores DNS Principal (mname) y Secundario (rname)
host: fstec.ru
class: IN
ttl: 3600
type: SOA
mname: ns3-l2.nic.ru
rname: support.nic.ru
serial: 2019112553
refresh: 14400
retry: 3600
expire: 2592000
minimum-ttl: 600

Servidor de Correo
host: fstec.ru
class: IN
ttl: 3600
type: MX
pri: 10
target: mx01.nicmail.ru

Servidor de Correo
host: fstec.ru
class: IN
ttl: 3600
type: MX
pri: 5
target: mx02.nicmail.ru

Servidor de Correo
host: fstec.ru
class: IN
ttl: 3600
type: MX
pri: 20
target: mx03.nicmail.ru

Información TXT
host: fstec.ru
class: IN
ttl: 3600
type: TXT
txt: v=spf1 redirect=nicmail.ru
entries: Array