Registro DMARC
v=spf1 a:dns.ondemant.com include:sptci.net -all

Registro IPv4
host: ondemant.com
class: IN
ttl: 3600
type: A
ip: 139.5.53.173

Servidores DNS Principal (mname) y Secundario (rname)
host: ondemant.com
class: IN
ttl: 3600
type: SOA
mname: dns.ondemant.com
rname: hostmaster.ondemant.com
serial: 1223038479
refresh: 43200
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: ondemant.com
class: IN
ttl: 3600
type: MX
pri: 0
target: mx.ondemant.com

Información TXT
host: ondemant.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a:dns.ondemant.com include:sptci.net -all
entries: Array