Registro DMARC
v=DMARC1; p=none; sp=none; rua=mailto:postmaster@mtkspb.ru

Registro IPv4
host: mtkspb.ru
class: IN
ttl: 3600
type: A
ip: 185.91.52.86

Servidores DNS Principal (mname) y Secundario (rname)
host: mtkspb.ru
class: IN
ttl: 3600
type: SOA
mname: ns1.mtkspb.ru
rname: root.mtkspb.ru
serial: 2023082100
refresh: 7200
retry: 3600
expire: 2592000
minimum-ttl: 86400

Servidor de Correo
host: mtkspb.ru
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.master-it.ru

Servidor de Correo
host: mtkspb.ru
class: IN
ttl: 3600
type: MX
pri: 20
target: mail.mtkspb.ru

Información TXT
host: mtkspb.ru
class: IN
ttl: 3600
type: TXT
txt: v=spf1 mx ip4:91.244.162.202 ip4:185.91.52.86 -all
entries: Array