Registro DMARC
v=DMARC1; p=reject; rua=mailto:re+cnvbyw0atmj@dmarc.postmarkapp.com; ruf=mailto:postmaster@smart-forum.de; fo=1; adkim=r; aspf=s

Registro IPv4
host: smart-forum.de
class: IN
ttl: 300
type: A
ip: 176.9.8.137

Registro IPv4
host: smart-forum.de
class: IN
ttl: 300
type: A
ip: 46.4.104.194

Servidores DNS Principal (mname) y Secundario (rname)
host: smart-forum.de
class: IN
ttl: 1800
type: SOA
mname: jill.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2402670223
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: smart-forum.de
class: IN
ttl: 300
type: MX
pri: 10
target: mail.rybni.co

Información TXT
host: smart-forum.de
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx -all
entries: Array