Servidores DNS Principal (mname) y Secundario (rname)
host: gorlaeus.net
class: IN
ttl: 7200
type: SOA
mname: arachne.leidenuniv.nl
rname: postmaster.leidenuniv.nl
serial: 2010126825
refresh: 10800
retry: 1080
expire: 2592000
minimum-ttl: 7200

Información TXT
host: gorlaeus.net
class: IN
ttl: 15822
type: TXT
txt: v=spf1 ip4:132.229.170.0/24 ip4:132.229.103.0/25 ?all
entries: Array