Registro IPv4
host: ak55.kr
class: IN
ttl: 700
type: A
ip: 172.104.124.146

Servidores DNS Principal (mname) y Secundario (rname)
host: ak55.kr
class: IN
ttl: 180
type: SOA
mname: ns1.hosting.co.kr
rname: admin.ak55.kr
serial: 7
refresh: 21600
retry: 1800
expire: 1209600
minimum-ttl: 180