Registro IPv4
host: costainformatica.es
class: IN
ttl: 90
type: A
ip: 173.236.143.239

Servidores DNS Principal (mname) y Secundario (rname)
host: costainformatica.es
class: IN
ttl: 90
type: SOA
mname: ns1.dreamhost.com
rname: hostmaster.dreamhost.com
serial: 2026033003
refresh: 17895
retry: 600
expire: 1814400
minimum-ttl: 60

Servidor de Correo
host: costainformatica.es
class: IN
ttl: 90
type: MX
pri: 0
target: mx1.mailchannels.net

Servidor de Correo
host: costainformatica.es
class: IN
ttl: 90
type: MX
pri: 0
target: mx2.mailchannels.net

Información TXT
host: costainformatica.es
class: IN
ttl: 90
type: TXT
txt: v=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -all
entries: Array