Registro IPv4
host: b2bgate.co.kr
class: IN
ttl: 90
type: A
ip: 221.139.14.187

Servidores DNS Principal (mname) y Secundario (rname)
host: b2bgate.co.kr
class: IN
ttl: 90
type: SOA
mname: ns.b2bgate.co.kr
rname: webmaster.b2bgate.co.kr
serial: 200807200
refresh: 3600
retry: 60
expire: 60
minimum-ttl: 0

Servidor de Correo
host: b2bgate.co.kr
class: IN
ttl: 90
type: MX
pri: 10
target: mail.b2bgate.co.kr

Información TXT
host: b2bgate.co.kr
class: IN
ttl: 90
type: TXT
txt: v=spf1 ip4:221.139.14.187 ip4:221.139.14.187 ip4:175.125.95.146 ~all
entries: Array