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

Registro IPv4
host: s4.asa1.acemsb2.com
class: IN
ttl: 300
type: A
ip: 52.128.40.46

Servidor de Correo
host: s4.asa1.acemsb2.com
class: IN
ttl: 300
type: MX
pri: 20
target: mx2.acems1.com

Servidor de Correo
host: s4.asa1.acemsb2.com
class: IN
ttl: 300
type: MX
pri: 10
target: mx1.acems1.com

Información TXT
host: s4.asa1.acemsb2.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:173.236.20.0/24 ip4:192.92.97.0/24 ip4:52.128.40.0/21 ip4:217.8.118.0/24 ip4:103.229.233.0/24 ~all
entries: Array