Registro IPv4
host: itpost.net
class: IN
ttl: 600
type: A
ip: 221.162.101.78

Servidores DNS Principal (mname) y Secundario (rname)
host: itpost.net
class: IN
ttl: 3600
type: SOA
mname: ns231.dnsever.com
rname: root.itpost.net
serial: 1713484506
refresh: 86400
retry: 600
expire: 1209600
minimum-ttl: 300