Registro DMARC
v=DMARC1; p=none; rua=mailto:dmarc@darnell-its.co.uk; ruf=mailto:dmarc@darnell-its.co.uk; sp=none; fo=1;

Registro IPv4
host: nettletonsjewellers.co.uk
class: IN
ttl: 3600
type: A
ip: 185.41.10.70

Servidores DNS Principal (mname) y Secundario (rname)
host: nettletonsjewellers.co.uk
class: IN
ttl: 21600
type: SOA
mname: ns1021.ui-dns.biz
rname: hostmaster.1und1.com
serial: 2017060115
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: nettletonsjewellers.co.uk
class: IN
ttl: 3600
type: MX
pri: 0
target: nettletonsjewellers-co-uk.mail.protection.outlook.com

Información TXT
host: nettletonsjewellers.co.uk
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:185.41.10.70 include:spf.protection.outlook.com include:relay.email-cluster.com ~all
entries: Array