Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: contratistasimsac.com
class: IN
ttl: 14400
type: A
ip: 142.4.211.84

Servidores DNS Principal (mname) y Secundario (rname)
host: contratistasimsac.com
class: IN
ttl: 57999
type: SOA
mname: ns1.pyruscloud.com
rname: root.pyruscloud.com
serial: 2025022083
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: contratistasimsac.com
class: IN
ttl: 14400
type: MX
pri: 0
target: contratistasimsac.com

Información TXT
host: contratistasimsac.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 +a +mx +ip4:142.4.211.84 ~all
entries: Array