Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:postmaster@mefintax.mx

Registro IPv4
host: mefintax.mx
class: IN
ttl: 900
type: A
ip: 54.39.152.160

Servidores DNS Principal (mname) y Secundario (rname)
host: mefintax.mx
class: IN
ttl: 3600
type: SOA
mname: ns.liquidweb.com
rname: admin.liquidweb.com
serial: 2025042801
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 14400

Servidor de Correo
host: mefintax.mx
class: IN
ttl: 3600
type: MX
pri: 20
target: mx2.emailsrvr.com

Servidor de Correo
host: mefintax.mx
class: IN
ttl: 3600
type: MX
pri: 10
target: mx1.emailsrvr.com