Registro IPv4
host: 4a-lab.ru
class: IN
ttl: 21600
type: A
ip: 130.211.55.3

Servidores DNS Principal (mname) y Secundario (rname)
host: 4a-lab.ru
class: IN
ttl: 21600
type: SOA
mname: ns1.reg.ru
rname: hostmaster.ns1.reg.ru
serial: 1741160219
refresh: 14400
retry: 3600
expire: 604800
minimum-ttl: 10800

Servidor de Correo
host: 4a-lab.ru
class: IN
ttl: 21600
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: 4a-lab.ru
class: IN
ttl: 21600
type: MX
pri: 1
target: aspmx.l.google.com

Servidor de Correo
host: 4a-lab.ru
class: IN
ttl: 21600
type: MX
pri: 5
target: alt2.aspmx.l.google.com