Registro DMARC
v=spf1 mx a ip4:74.122.238.0/27 -all

Registro DMARC
v=spf1 mx a ip4:74.122.238.0/27 -all

Registro IPv4
host: best-home.company.com
class: IN
ttl: 90
type: A
ip: 199.34.228.55

Servidor de Correo
host: best-home.company.com
class: IN
ttl: 600
type: MX
pri: 20
target: mx2.emailsrvr.com

Servidor de Correo
host: best-home.company.com
class: IN
ttl: 600
type: MX
pri: 10
target: mx1.emailsrvr.com