Registro IPv4
host: 91.cn
class: IN
ttl: 3600
type: A
ip: 121.201.67.112

Servidores DNS Principal (mname) y Secundario (rname)
host: 91.cn
class: IN
ttl: 3600
type: SOA
mname: ns9.szhot.com
rname: admin.szhot.com
serial: 37916
refresh: 900
retry: 600
expire: 86400
minimum-ttl: 3600

Servidor de Correo
host: 91.cn
class: IN
ttl: 3600
type: MX
pri: 5
target: mxbiz1.qq.com

Servidor de Correo
host: 91.cn
class: IN
ttl: 3600
type: MX
pri: 10
target: mxbiz2.qq.com