Registro DMARC
v=spf1 a mx -all

Registro DMARC
v=spf1 a mx -all

Registro IPv4
host: jsf.es
class: IN
ttl: 90
type: A
ip: 79.159.73.137

Servidores DNS Principal (mname) y Secundario (rname)
host: jsf.es
class: IN
ttl: 1800
type: SOA
mname: ns2.no-ip.com
rname: hostmaster.no-ip.com
serial: 2018080933
refresh: 10800
retry: 1800
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: jsf.es
class: IN
ttl: 1800
type: MX
pri: 10
target: mail.jsf.es

Información TXT
host: jsf.es
class: IN
ttl: 300
type: TXT
txt: v=spf1 a mx -all
entries: Array

Información TXT
host: jsf.es
class: IN
ttl: 300
type: TXT
txt: v=DMARC1; p=quarantine; rua=
entries: Array