Registro DMARC
v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc@tspu.edu.ru,mailto:re+lybe7p6ebn8@dmarc.postmarkapp.com; sp=none; aspf=r;

Registro IPv4
host: tspu.edu.ru
class: IN
ttl: 1373
type: A
ip: 193.106.132.96

Servidor de Correo
host: tspu.edu.ru
class: IN
ttl: 1372
type: MX
pri: 0
target: mailcow.tspu.ru

Información TXT
host: tspu.edu.ru
class: IN
ttl: 1373
type: TXT
txt: v=spf1 +mx ip4:193.106.132.5 -all
entries: Array