Registro IPv4
host: duncanto.com
class: IN
ttl: 3600
type: A
ip: 208.91.197.39

Servidores DNS Principal (mname) y Secundario (rname)
host: duncanto.com
class: IN
ttl: 50
type: SOA
mname: DNS103.REGISTER.com
rname: root.REGISTER.com
serial: 121061010
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Información TXT
host: duncanto.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.registeredsite.com -all
entries: Array