Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: serverdunia.com
class: IN
ttl: 14400
type: A
ip: 209.74.81.181

Servidores DNS Principal (mname) y Secundario (rname)
host: serverdunia.com
class: IN
ttl: 21600
type: SOA
mname: ns1.serverdunia.com
rname: longempatlima.gmail.com
serial: 2026102602
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

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

Información TXT
host: serverdunia.com
class: IN
ttl: 14400
type: TXT
txt: v=spf1 ip4:209.74.81.181 +a +mx ~all
entries: Array