Registro DMARC
v=DMARC1; p=reject; pct=100; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc@fedex.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmarc@fedex.com; fo=1

Servidores DNS Principal (mname) y Secundario (rname)
host: fedextransportmanager.com
class: IN
ttl: 17717
type: SOA
mname: grace.fedex.com
rname: hostmaster.fedex.com
serial: 2025072400
refresh: 86400
retry: 43200
expire: 7776000
minimum-ttl: 86400

Servidor de Correo
host: fedextransportmanager.com
class: IN
ttl: 17718
type: MX
pri: 0
target: 

Información TXT
host: fedextransportmanager.com
class: IN
ttl: 17718
type: TXT
txt: v=spf1 -all
entries: Array