Registro DMARC
v=DMARC1;p=quarantine;sp=quarantine;rua=mailto:postmaster@ulstu.ru

Registro IPv4
host: ulstu.ru
class: IN
ttl: 90
type: A
ip: 79.132.103.40

Servidores DNS Principal (mname) y Secundario (rname)
host: ulstu.ru
class: IN
ttl: 3600
type: SOA
mname: ns4.ulstu.ru
rname: bindmaster.ulstu.ru
serial: 2024032500
refresh: 3600
retry: 900
expire: 2592000
minimum-ttl: 300

Servidor de Correo
host: ulstu.ru
class: IN
ttl: 3600
type: MX
pri: 10
target: mx5.ulstu.ru

Información TXT
host: ulstu.ru
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx ip4:79.132.103.0/26 ~all
entries: Array

Información TXT
host: ulstu.ru
class: IN
ttl: 3600
type: TXT
txt: yandex-verification: 76334e245237df9e
entries: Array

Información TXT
host: ulstu.ru
class: IN
ttl: 3600
type: TXT
txt: google-site-verification=AJr4Gka4q1z8-LbYrCRSNx4fQqaqTQWzFCGurnHOV-c
entries: Array