Servidores DNS Principal (mname) y Secundario (rname)
host: 2iij.net
class: IN
ttl: 21600
type: SOA
mname: dns0.iij.ad.jp
rname: postmaster.iij.ad.jp
serial: 100456
refresh: 3600
retry: 1800
expire: 3600000
minimum-ttl: 36000

Servidor de Correo
host: 2iij.net
class: IN
ttl: 21600
type: MX
pri: 10
target: omgi.iij.ad.jp

Información TXT
host: 2iij.net
class: IN
ttl: 21600
type: TXT
txt: v=spf1 -all
entries: Array