Registro IPv4
host: xcuv.com
class: IN
ttl: 600
type: A
ip: 222.231.28.121

Servidores DNS Principal (mname) y Secundario (rname)
host: xcuv.com
class: IN
ttl: 3600
type: SOA
mname: ns301.dnsever.com
rname: root.xcuv.com
serial: 1697589688
refresh: 86400
retry: 600
expire: 1209600
minimum-ttl: 300