Registro IPv4
host: www6.cn
class: IN
ttl: 3600
type: A
ip: 121.12.170.22

Servidores DNS Principal (mname) y Secundario (rname)
host: www6.cn
class: IN
ttl: 3600
type: SOA
mname: ns1.35.net
rname: dnsconct.myhostadmin.net
serial: 2025052412
refresh: 3600
retry: 300
expire: 1209600
minimum-ttl: 3600