Registro DMARC
v=DMARC1; p=quarantine

Registro IPv4
host: rf-sp.ru
class: IN
ttl: 300
type: A
ip: 31.28.14.236

Servidores DNS Principal (mname) y Secundario (rname)
host: rf-sp.ru
class: IN
ttl: 1800
type: SOA
mname: graham.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2356853325
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: rf-sp.ru
class: IN
ttl: 300
type: MX
pri: 10
target: emx.mail.ru

Información TXT
host: rf-sp.ru
class: IN
ttl: 300
type: TXT
txt: v=spf1 a mx include:notice.rf-sp.ru ~all
entries: Array