Registro DMARC
v=DMARC1; p=none; rua=mailto:info@product.ru

Registro IPv4
host: product.ru
class: IN
ttl: 300
type: A
ip: 5.188.78.51

Servidores DNS Principal (mname) y Secundario (rname)
host: product.ru
class: IN
ttl: 1800
type: SOA
mname: elaine.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2341021651
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: product.ru
class: IN
ttl: 300
type: MX
pri: 10
target: mx1.lite-host.in

Servidor de Correo
host: product.ru
class: IN
ttl: 300
type: MX
pri: 20
target: mx2.lite-host.su

Información TXT
host: product.ru
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:5.188.78.51 mx a:web7.katushkin.ru a:web8.katushkin.ru include:_spf.lite-host.in include:_spf.yandex.net ~all
entries: Array