Registro DMARC
v=DMARC1; p=quarantine;

Registro IPv4
host: contensis.co.uk
class: IN
ttl: 7922
type: A
ip: 185.18.139.37

Servidores DNS Principal (mname) y Secundario (rname)
host: contensis.co.uk
class: IN
ttl: 82264
type: SOA
mname: ns0.geneticsnet.co.uk
rname: hostmaster.genetics.uk.com
serial: 2026041701
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: contensis.co.uk
class: IN
ttl: 21600
type: MX
pri: 5
target: ALT1.ASPMX.L.google.com

Servidor de Correo
host: contensis.co.uk
class: IN
ttl: 21600
type: MX
pri: 1
target: ASPMX.L.google.com

Servidor de Correo
host: contensis.co.uk
class: IN
ttl: 21600
type: MX
pri: 5
target: ALT2.ASPMX.L.google.com

Servidor de Correo
host: contensis.co.uk
class: IN
ttl: 21600
type: MX
pri: 10
target: ALT3.ASPMX.L.google.com

Información TXT
host: contensis.co.uk
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx ip4:185.18.136.0/22 -all
entries: Array