Registro IPv4
host: cpi4u.com
class: IN
ttl: 3600
type: A
ip: 170.39.193.38

Servidores DNS Principal (mname) y Secundario (rname)
host: cpi4u.com
class: IN
ttl: 86400
type: SOA
mname: ns1116.ui-dns.de
rname: hostmaster.1und1.com
serial: 2017060113
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600