Registro DMARC
v=spf1 mx -all

Registro IPv4
host: tware.com
class: IN
ttl: 7200
type: A
ip: 50.78.200.173

Servidores DNS Principal (mname) y Secundario (rname)
host: tware.com
class: IN
ttl: 7200
type: SOA
mname: NS1.WORLDNIC.com
rname: namehost.WORLDNIC.com
serial: 118051414
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: tware.com
class: IN
ttl: 7200
type: MX
pri: 10
target: tware.com