Registro IPv4
host: hihospital.co.kr
class: IN
ttl: 3600
type: A
ip: 52.79.84.57

Servidores DNS Principal (mname) y Secundario (rname)
host: hihospital.co.kr
class: IN
ttl: 3600
type: SOA
mname: ns1.doregi.com
rname: root.doregi.com
serial: 8
refresh: 3600
retry: 600
expire: 604800
minimum-ttl: 3600