Registro IPv4
host: harbournet.cn
class: IN
ttl: 300
type: A
ip: 103.171.34.48

Servidores DNS Principal (mname) y Secundario (rname)
host: harbournet.cn
class: IN
ttl: 1800
type: SOA
mname: becky.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2415820391
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800