Registro DMARC
v=DMARC1; p=quarantine; pct=100; rua=mailto:admin@smhos.org; ruf=mailto:admin@smhos.org;

Registro IPv4
host: smhos.org
class: IN
ttl: 14400
type: A
ip: 159.100.13.237

Servidores DNS Principal (mname) y Secundario (rname)
host: smhos.org
class: IN
ttl: 1500
type: SOA
mname: ns1.ultahost.com
rname: hostmaster.smhos.org
serial: 2025060601
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: smhos.org
class: IN
ttl: 14400
type: MX
pri: 15
target: smhos.org

Servidor de Correo
host: smhos.org
class: IN
ttl: 14400
type: MX
pri: 10
target: mail.smhos.org

Información TXT
host: smhos.org
class: IN
ttl: 14400
type: TXT
txt: v=spf1 a mx ip4:159.100.13.237 ~all
entries: Array