Registro DMARC
v=DMARC1; p=none; rua=mailto:postmaster@olbertz.de

Registro IPv4
host: olbertz.de
class: IN
ttl: 21007
type: A
ip: 167.235.50.135

Servidores DNS Principal (mname) y Secundario (rname)
host: olbertz.de
class: IN
ttl: 3007
type: SOA
mname: hydrogen.ns.hetzner.com
rname: dns.hetzner.com
serial: 2026080601
refresh: 86400
retry: 10800
expire: 3600000
minimum-ttl: 3600

Servidor de Correo
host: olbertz.de
class: IN
ttl: 3007
type: MX
pri: 10
target: mxext3.mailbox.org

Servidor de Correo
host: olbertz.de
class: IN
ttl: 3007
type: MX
pri: 10
target: mxext1.mailbox.org

Servidor de Correo
host: olbertz.de
class: IN
ttl: 3007
type: MX
pri: 10
target: mxext4.mailbox.org

Servidor de Correo
host: olbertz.de
class: IN
ttl: 3007
type: MX
pri: 10
target: mxext2.mailbox.org

Información TXT
host: olbertz.de
class: IN
ttl: 300
type: TXT
txt: google-site-verification=74xQ__v8dVnifheMUwZ8oK2RN6PRNSIy53GSNL2PLKM
entries: google-site-verification=74xQ__v8dVnifheMUwZ8oK2RN6PRNSIy53GSNL2PLKM

Información TXT
host: olbertz.de
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:spf.mailjet.com include:mailbox.org ~all
entries: v=spf1 include:spf.mailjet.com include:mailbox.org ~all