Registro DMARC
v=DMARC1; p=none; sp=none;

Registro IPv4
host: koorschoolhaarlem.nl
class: IN
ttl: 300
type: A
ip: 37.252.122.167

Servidores DNS Principal (mname) y Secundario (rname)
host: koorschoolhaarlem.nl
class: IN
ttl: 1298
type: SOA
mname: ns1.mijn.host
rname: hostmaster.koorschoolhaarlem.nl
serial: 1741336805
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: koorschoolhaarlem.nl
class: IN
ttl: 300
type: MX
pri: 10
target: koorschoolhaarlem-nl.mail.protection.outlook.com

Información TXT
host: koorschoolhaarlem.nl
class: IN
ttl: 300
type: TXT
txt: v=spf1 a mx include:spf.protection.outlook.com
entries: v=spf1 a mx include:spf.protection.outlook.com

Registro IPv6
host: koorschoolhaarlem.nl
class: IN
ttl: 300
type: AAAA
ipv6: 2a02:2770:8::21a:4aff:fe7e:9e1b