Registro IPv4
host: isdownoronline.com
class: IN
ttl: 900
type: A
ip: 23.239.7.51

Servidores DNS Principal (mname) y Secundario (rname)
host: isdownoronline.com
class: IN
ttl: 900
type: SOA
mname: ns1.hover.com
rname: dnsmaster.hover.com
serial: 1744962708
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 300

Servidor de Correo
host: isdownoronline.com
class: IN
ttl: 900
type: MX
pri: 10
target: mx.hover.com.cust.hostedemail.com