Servidores DNS Principal (mname) y Secundario (rname)
host: catastro.minhap.es
class: IN
ttl: 1800
type: SOA
mname: ns1.catastro.minhap.es
rname: dns.cloudflare.com
serial: 2361206801
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: catastro.minhap.es
class: IN
ttl: 60
type: MX
pri: 5
target: smtp3.dgcatastro.net

Servidor de Correo
host: catastro.minhap.es
class: IN
ttl: 60
type: MX
pri: 5
target: smtp2.dgcatastro.net

Servidor de Correo
host: catastro.minhap.es
class: IN
ttl: 60
type: MX
pri: 5
target: smtp1.dgcatastro.net

Servidor de Correo
host: catastro.minhap.es
class: IN
ttl: 60
type: MX
pri: 5
target: smtp4.dgcatastro.net

Información TXT
host: catastro.minhap.es
class: IN
ttl: 60
type: TXT
txt: v=spf1 mx ~all
entries: Array