Registro IPv4
host: secure-1st.net
class: IN
ttl: 600
type: A
ip: 153.122.46.8

Servidores DNS Principal (mname) y Secundario (rname)
host: secure-1st.net
class: IN
ttl: 21600
type: SOA
mname: 01.dnsv.jp
rname: hostmaster.dnsv.jp
serial: 1720861347
refresh: 3600
retry: 900
expire: 604800
minimum-ttl: 300