Registro IPv4
host: Joyschool.org.tw
class: IN
ttl: 11743
type: A
ip: 210.59.228.142

Servidores DNS Principal (mname) y Secundario (rname)
host: Joyschool.org.tw
class: IN
ttl: 11743
type: SOA
mname: dns.twmail.org
rname: admin.corp.url.com.tw
serial: 1745305808
refresh: 16384
retry: 2048
expire: 1048576
minimum-ttl: 2560

Servidor de Correo
host: Joyschool.org.tw
class: IN
ttl: 11743
type: MX
pri: 10
target: ntvirus2.url.com.tw

Servidor de Correo
host: Joyschool.org.tw
class: IN
ttl: 11743
type: MX
pri: 10
target: ntvirus.url.com.tw

Información TXT
host: Joyschool.org.tw
class: IN
ttl: 11743
type: TXT
txt: v=spf1 a mx ip4:210.59.228.0/24 ip4:210.59.229.0/25
entries: Array