Registro IPv4
host: cfonline.net
class: IN
ttl: 600
type: A
ip: 121.254.178.237

Servidores DNS Principal (mname) y Secundario (rname)
host: cfonline.net
class: IN
ttl: 86400
type: SOA
mname: ns.gabia.co.kr
rname: hosting.gabia.com
serial: 2023081814
refresh: 1800
retry: 600
expire: 1209600
minimum-ttl: 86400