Registro DMARC
v=DMARC1; p=none; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc.ag@bt.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmarc.fr@bt.com

Servidores DNS Principal (mname) y Secundario (rname)
host: btconnect.com
class: IN
ttl: 21600
type: SOA
mname: eddns0.bt.com
rname: zzdnsr.bt.com
serial: 108
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: btconnect.com
class: IN
ttl: 2860
type: MX
pri: 1
target: btconnect-com.mail.eo.outlook.com

Información TXT
host: btconnect.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 mx ip4:213.123.26.0/25 ip4:193.113.5.104/30 ip4:62.239.164.78/31 ip4:62.239.164.80 ip4:23.103.224.0/19 ip4:206.191.224.0/19 ip4:40.103.0.0/16 include:spf.protection.outlook.com ~all
entries: Array