Servidores DNS Principal (mname) y Secundario (rname)
host: sz84.net
class: IN
ttl: 86400
type: SOA
mname: peanutmail.newpeanut.idc
rname: admin.newpeanut.idc
serial: 559
refresh: 900
retry: 600
expire: 86400
minimum-ttl: 3600

Servidor de Correo
host: sz84.net
class: IN
ttl: 600
type: MX
pri: 10
target: mxbiz2.qq.com

Servidor de Correo
host: sz84.net
class: IN
ttl: 600
type: MX
pri: 5
target: mxbiz1.qq.com