Registro DMARC
v=DMARC1;p=quarantine;pct=100;rua=mailto:postmaster@zustellzentrum.de;ruf=mailto:postmaster@zustellzentrum.de;adkim=s;aspf=r

Registro IPv4
host: underswo.de
class: IN
ttl: 21600
type: A
ip: 173.212.249.81

Servidores DNS Principal (mname) y Secundario (rname)
host: underswo.de
class: IN
ttl: 21600
type: SOA
mname: dns1.nsdns.info
rname: tech.key-systems.net
serial: 2025020812
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 28800

Servidor de Correo
host: underswo.de
class: IN
ttl: 21600
type: MX
pri: 10
target: express.zustellzentrum.de

Información TXT
host: underswo.de
class: IN
ttl: 21600
type: TXT
txt: v=spf1 a mx a:express.zustellzentrum.de -all
entries: Array

Información TXT
host: underswo.de
class: IN
ttl: 21600
type: TXT
txt: google-site-verification=p_EB_9xwLyWBDpVn5UJnnm2IS0no2_GEAkgN57weiPI
entries: Array

Registro IPv6
host: underswo.de
class: IN
ttl: 21600
type: AAAA
ipv6: 2a02:c207:3003:7974::1