Registro IPv4
host: bookmen.co.kr
class: IN
ttl: 3600
type: A
ip: 182.252.138.90

Servidores DNS Principal (mname) y Secundario (rname)
host: bookmen.co.kr
class: IN
ttl: 3600
type: SOA
mname: ns.uni-net.co.kr
rname: root.uni-net.co.kr
serial: 2017070003
refresh: 900
retry: 600
expire: 86400
minimum-ttl: 3600

Servidor de Correo
host: bookmen.co.kr
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.bookmen.co.kr

Información TXT
host: bookmen.co.kr
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:182.252.138.8 ip4:182.252.138.55 ip4:182.252.138.58 ip4:183.111.188.19 ~all
entries: Array