Registro IPv4
host: netbuilders.com
class: IN
ttl: 5110
type: A
ip: 208.91.197.27

Servidores DNS Principal (mname) y Secundario (rname)
host: netbuilders.com
class: IN
ttl: 5111
type: SOA
mname: NS63.WORLDNIC.com
rname: namehost.WORLDNIC.com
serial: 117082410
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: netbuilders.com
class: IN
ttl: 5111
type: MX
pri: 10
target: mx1.emailsrvr.com

Servidor de Correo
host: netbuilders.com
class: IN
ttl: 5111
type: MX
pri: 20
target: mx2.emailsrvr.com