Registro IPv4
host: sandrablog.net
class: IN
ttl: 600
type: A
ip: 74.63.241.20

Servidores DNS Principal (mname) y Secundario (rname)
host: sandrablog.net
class: IN
ttl: 600
type: SOA
mname: ns1.quokkadns.com
rname: admin.sandrablog.net
serial: 2025061208
refresh: 86400
retry: 10800
expire: 604800
minimum-ttl: 300