Registro IPv4
host: serve-realty.co.kr
class: IN
ttl: 1800
type: A
ip: 221.139.1.27

Servidores DNS Principal (mname) y Secundario (rname)
host: serve-realty.co.kr
class: IN
ttl: 21600
type: SOA
mname: ns.gabia.co.kr
rname: hosting.gabia.com
serial: 2019061815
refresh: 1800
retry: 600
expire: 1209600
minimum-ttl: 86400