Registro DMARC
v=DMARC1; p=none

Registro IPv4
host: smarttools.xyz
class: IN
ttl: 21600
type: A
ip: 66.23.236.70

Servidores DNS Principal (mname) y Secundario (rname)
host: smarttools.xyz
class: IN
ttl: 21600
type: SOA
mname: plesk2600a.trouble-free.net
rname: y_aemail.yahoo.com
serial: 2025052102
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 10800

Servidor de Correo
host: smarttools.xyz
class: IN
ttl: 21600
type: MX
pri: 10
target: mail.smarttools.xyz

Información TXT
host: smarttools.xyz
class: IN
ttl: 21600
type: TXT
txt: v=spf1 ip4:66.23.236.70 a mx include:relay.mailchannels.net ~all
entries: Array