Registro DMARC
v=DMARC1;p=none;sp=quarantine;pct=100;rua=mailto:dmarc-reports@hhu.de;ruf=mailto:dmarc-reports@hhu.de;aspf=r

Registro IPv4
host: hhu.de
class: IN
ttl: 3600
type: A
ip: 134.99.128.238

Servidores DNS Principal (mname) y Secundario (rname)
host: hhu.de
class: IN
ttl: 3600
type: SOA
mname: sirene.rz.uni-duesseldorf.de
rname: hostmaster.uni-duesseldorf.de
serial: 2024100202
refresh: 3600
retry: 600
expire: 1814400
minimum-ttl: 3600

Servidor de Correo
host: hhu.de
class: IN
ttl: 90
type: MX
pri: 10
target: b2881.mx.srv.dfn.de

Servidor de Correo
host: hhu.de
class: IN
ttl: 90
type: MX
pri: 10
target: a2881.mx.srv.dfn.de

Servidor de Correo
host: hhu.de
class: IN
ttl: 90
type: MX
pri: 10
target: c2881.mx.srv.dfn.de

Información TXT
host: hhu.de
class: IN
ttl: 3600
type: TXT
txt: security_policy=https://www.hhu.de/it-sicherheit
entries: Array

Información TXT
host: hhu.de
class: IN
ttl: 3600
type: TXT
txt: google-site-verification=kiygt8zU6VCAudun5LjKaoOEIJNgoM2yBWjSksiXaIw
entries: Array

Información TXT
host: hhu.de
class: IN
ttl: 3600
type: TXT
txt: cisco-ci-domain-verification=4a60e9dddacd024a7029731869b6259bfb32e550f5004eb699afadf7d558cbf
entries: Array

Información TXT
host: hhu.de
class: IN
ttl: 3600
type: TXT
txt: adobe-idp-site-verification=18ec973e322894c7c0c11b75d7434eb7c4a5b8d2f164b30a6d47f928c7b5f811
entries: Array

Información TXT
host: hhu.de
class: IN
ttl: 3600
type: TXT
txt: b7363772c1b9953bc35b74b12e12c69c
entries: Array

Información TXT
host: hhu.de
class: IN
ttl: 3600
type: TXT
txt: T222-U324-V252
entries: Array

Información TXT
host: hhu.de
class: IN
ttl: 3600
type: TXT
txt: security_contact=cert@hhu.de
entries: Array

Información TXT
host: hhu.de
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:134.99.18.0/24 ip4:134.99.128.0/24 ip4:134.99.108.0/27 ip4:134.99.108.128/27 include:spf.qb-feedback.com include:_spf.o288.mx.srv.dfn.de -all
entries: Array