Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: sudoku.org.uk
class: IN
ttl: 3600
type: A
ip: 109.228.61.214

Servidores DNS Principal (mname) y Secundario (rname)
host: sudoku.org.uk
class: IN
ttl: 3600
type: SOA
mname: ns1.livedns.co.uk
rname: admin.sudoku.org.uk
serial: 1652078861
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: sudoku.org.uk
class: IN
ttl: 3600
type: MX
pri: 10
target: mailserver.livemail.co.uk

Información TXT
host: sudoku.org.uk
class: IN
ttl: 3600
type: TXT
txt: v=spf1 mx a include:_spf.livemail.co.uk ~all
entries: Array