Registro IPv4
host: nsuem.com
class: IN
ttl: 3600
type: A
ip: 212.164.73.6

Servidores DNS Principal (mname) y Secundario (rname)
host: nsuem.com
class: IN
ttl: 3600
type: SOA
mname: ns1.nsuem.com
rname: admin.nsuem.com
serial: 95
refresh: 900
retry: 600
expire: 86400
minimum-ttl: 3600