Servidores DNS Principal (mname) y Secundario (rname)
host: ybj.jp
class: IN
ttl: 3600
type: SOA
mname: ybj.jp
rname: postmaster.ybj.jp
serial: 1666742604
refresh: 3600
retry: 1800
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: ybj.jp
class: IN
ttl: 3600
type: MX
pri: 10
target: ASPMX5.L.GOOGLE.COM

Servidor de Correo
host: ybj.jp
class: IN
ttl: 3600
type: MX
pri: 10
target: ASPMX3.L.GOOGLE.COM

Servidor de Correo
host: ybj.jp
class: IN
ttl: 3600
type: MX
pri: 10
target: ASPMX4.L.GOOGLE.COM

Servidor de Correo
host: ybj.jp
class: IN
ttl: 3600
type: MX
pri: 5
target: ALT1.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: ybj.jp
class: IN
ttl: 3600
type: MX
pri: 10
target: ASPMX2.L.GOOGLE.COM

Servidor de Correo
host: ybj.jp
class: IN
ttl: 3600
type: MX
pri: 1
target: ASPMX.L.GOOGLE.COM