Registro DMARC
v=DMARC1; p=reject; aspf=s; adkim=s; ruf=mailto:dmarc@dstu.edu.ru;

Registro IPv4
host: donstu.ru
class: IN
ttl: 3600
type: A
ip: 83.234.174.17

Servidores DNS Principal (mname) y Secundario (rname)
host: donstu.ru
class: IN
ttl: 3600
type: SOA
mname: ns.dstu.edu.ru
rname: postmaster.dstu.edu.ru
serial: 2024042501
refresh: 3600
retry: 1800
expire: 3600000
minimum-ttl: 600

Servidor de Correo
host: donstu.ru
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.dstu.edu.ru

Información TXT
host: donstu.ru
class: IN
ttl: 3600
type: TXT
txt: v=spf1 +mx -all
entries: Array