Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:dmarc-raport@groszek.katowice.pl;

Registro IPv4
host: Groszek.katowice.pl
class: IN
ttl: 1800
type: A
ip: 178.19.110.206

Servidores DNS Principal (mname) y Secundario (rname)
host: Groszek.katowice.pl
class: IN
ttl: 900
type: SOA
mname: dns1.slaskdatacenter.pl
rname: notice.slaskdatacenter.pl
serial: 2026090301
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: Groszek.katowice.pl
class: IN
ttl: 1800
type: MX
pri: 0
target: Groszek.katowice.pl

Información TXT
host: Groszek.katowice.pl
class: IN
ttl: 1800
type: TXT
txt: v=spf1 include:_spf.slaskdatacenter.pl ~all
entries: Array