Registro DMARC
"v=DMARC1;p=reject;pct=80;rua=mailto:support@sechenov.ru;sp=reject;aspf=s;adkim=s;ri=604800;"

Registro IPv4
host: mma.ru
class: IN
ttl: 345600
type: A
ip: 195.178.196.46

Servidores DNS Principal (mname) y Secundario (rname)
host: mma.ru
class: IN
ttl: 345600
type: SOA
mname: ns1.1msmu.ru
rname: root.1msmu.ru
serial: 2019110513
refresh: 21600
retry: 3600
expire: 1209600
minimum-ttl: 172800

Servidor de Correo
host: mma.ru
class: IN
ttl: 345600
type: MX
pri: 50
target: mx1.1msmu.ru

Servidor de Correo
host: mma.ru
class: IN
ttl: 345600
type: MX
pri: 40
target: mx2.1msmu.ru

Información TXT
host: mma.ru
class: IN
ttl: 345600
type: TXT
txt: google-site-verification=jWW31iOSqwYNmkPWYBJBrnbE_x7OiO3idUMb7JQ7BV8
entries: Array

Información TXT
host: mma.ru
class: IN
ttl: 345600
type: TXT
txt: v=spf1 ip4:195.178.196.40/32 ip4:195.178.202.157/32 -all
entries: Array