Registro IPv4
host: isoapply.com
class: IN
ttl: 300
type: A
ip: 216.239.32.21

Servidores DNS Principal (mname) y Secundario (rname)
host: isoapply.com
class: IN
ttl: 300
type: SOA
mname: ns1.shopco.com
rname: hostmaster\@shopco.com
serial: 8675324
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: isoapply.com
class: IN
ttl: 300
type: MX
pri: 10
target: mx.isoapply.com.cust.b.hostedemail.com