Registro DMARC
v=spf1 include:spf.protection.outlook.com -all

Registro IPv4
host: threedognight.co.uk
class: IN
ttl: 1450
type: A
ip: 211.105.221.151

Servidores DNS Principal (mname) y Secundario (rname)
host: threedognight.co.uk
class: IN
ttl: 1800
type: SOA
mname: threedognight.co.uk
rname: postmaster.threedognight.co.uk
serial: 20181010
refresh: 10800
retry: 3600
expire: 3600000
minimum-ttl: 43200

Servidor de Correo
host: threedognight.co.uk
class: IN
ttl: 1800
type: MX
pri: 10
target: threedognight-co-uk.mail.protection.outlook.com

Información TXT
host: threedognight.co.uk
class: IN
ttl: 1800
type: TXT
txt: v=spf1 include:spf.protection.outlook.com -all
entries: Array