Registro DMARC
v=spf1 a mx include:spf.ibc.pl -all

Registro IPv4
host: ico.edu.pl
class: IN
ttl: 3563
type: A
ip: 94.152.195.101

Servidores DNS Principal (mname) y Secundario (rname)
host: ico.edu.pl
class: IN
ttl: 3600
type: SOA
mname: ns1.ibc.pl
rname: admin.ibc.pl
serial: 2025112701
refresh: 10800
retry: 1800
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: ico.edu.pl
class: IN
ttl: 21600
type: MX
pri: 1
target: ico-edu-pl.mail.eo.outlook.com

Información TXT
host: ico.edu.pl
class: IN
ttl: 3600
type: TXT
txt: MS=F0C8238FF2B50622183E87D72FDF42AE38FC729F
entries: Array

Información TXT
host: ico.edu.pl
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.protection.outlook.com -all
entries: Array