Registro DMARC
v=DMARC1; p=quarantine;

Registro IPv4
host: portalgpt.ru
class: IN
ttl: 30
type: A
ip: 188.72.103.4

Servidores DNS Principal (mname) y Secundario (rname)
host: portalgpt.ru
class: IN
ttl: 3600
type: SOA
mname: ns1.yandexcloud.net
rname: mx.cloud.yandex.net
serial: 1
refresh: 10800
retry: 900
expire: 604800
minimum-ttl: 900

Servidor de Correo
host: portalgpt.ru
class: IN
ttl: 21600
type: MX
pri: 10
target: mx.yandex.net

Información TXT
host: portalgpt.ru
class: IN
ttl: 600
type: TXT
txt: v=spf1 include:_spf.yandex.ru include:spf.unisender.com include:spf.mail.selcloud.ru ~all
entries: Array

Información TXT
host: portalgpt.ru
class: IN
ttl: 600
type: TXT
txt: 4e0fe1e5-80c0-4aba-b813-bf2bfc490632
entries: Array