Registro DMARC
v=DMARC1; p=quarantine

Registro IPv4
host: rfclass.ru
class: IN
ttl: 3600
type: A
ip: 195.210.167.250

Servidores DNS Principal (mname) y Secundario (rname)
host: rfclass.ru
class: IN
ttl: 3600
type: SOA
mname: ns3.nic.ru
rname: support.nic.ru
serial: 2022063055
refresh: 14400
retry: 3600
expire: 2592000
minimum-ttl: 600

Servidor de Correo
host: rfclass.ru
class: IN
ttl: 14148
type: MX
pri: 10
target: mx.yandex.net

Información TXT
host: rfclass.ru
class: IN
ttl: 3600
type: TXT
txt: yandex-verification: 21023d5c46232256
entries: Array

Información TXT
host: rfclass.ru
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:195.210.167.240/28 redirect=_spf.yandex.net include:_spf.yandex.net ~all
entries: Array