Servidores DNS Principal (mname) y Secundario (rname)
host: vnet.com
class: IN
ttl: 600
type: SOA
mname: dns3.hichina.com
rname: hostmaster.hichina.com
serial: 2025082113
refresh: 3600
retry: 1200
expire: 86400
minimum-ttl: 600

Servidor de Correo
host: vnet.com
class: IN
ttl: 600
type: MX
pri: 20
target: bmg03.21vianet.com

Servidor de Correo
host: vnet.com
class: IN
ttl: 600
type: MX
pri: 5
target: bmg01.21vianet.com

Información TXT
host: vnet.com
class: IN
ttl: 600
type: TXT
txt: v=spf1 include:spf.vnet.com -all
entries: Array