Registro DMARC
v=DMARC1; p=reject;

Servidores DNS Principal (mname) y Secundario (rname)
host: scanlanspecialty.com
class: IN
ttl: 21600
type: SOA
mname: ns1.orbits.net
rname: hostmaster.orbits.net
serial: 2013101308
refresh: 43200
retry: 3600
expire: 1209600
minimum-ttl: 180

Servidor de Correo
host: scanlanspecialty.com
class: IN
ttl: 300
type: MX
pri: 0
target: 

Información TXT
host: scanlanspecialty.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 -all
entries: Array