Registro IPv4
host: gratisserver.nu
class: IN
ttl: 300
type: A
ip: 164.132.119.61

Servidores DNS Principal (mname) y Secundario (rname)
host: gratisserver.nu
class: IN
ttl: 1800
type: SOA
mname: darwin.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2355935248
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: gratisserver.nu
class: IN
ttl: 300
type: MX
pri: 5
target: alt2.aspmx.l.google.com

Servidor de Correo
host: gratisserver.nu
class: IN
ttl: 300
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: gratisserver.nu
class: IN
ttl: 300
type: MX
pri: 10
target: aspmx2.googlemail.com

Servidor de Correo
host: gratisserver.nu
class: IN
ttl: 300
type: MX
pri: 10
target: aspmx3.googlemail.com

Servidor de Correo
host: gratisserver.nu
class: IN
ttl: 300
type: MX
pri: 1
target: aspmx.l.google.com

Información TXT
host: gratisserver.nu
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx a ~all
entries: Array