Servidores DNS Principal (mname) y Secundario (rname)
host: vodacom.co.mz
class: IN
ttl: 900
type: SOA
mname: ns-979.awsdns-58.net
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Información TXT
host: vodacom.co.mz
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:spf.messagelabs.com -all
entries: Array