Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: mysystemx.com
class: IN
ttl: 14400
type: A
ip: 220.158.235.210

Servidores DNS Principal (mname) y Secundario (rname)
host: mysystemx.com
class: IN
ttl: 21600
type: SOA
mname: ns1.1bytednsv2.com
rname: root.s2.1byte.com
serial: 2026041701
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: mysystemx.com
class: IN
ttl: 14400
type: MX
pri: 0
target: mysystemx.com

Información TXT
host: mysystemx.com
class: IN
ttl: 14400
type: TXT
txt: v=spf1 +a +mx +ip4:220.158.235.210 ~all
entries: Array