Registro DMARC
v=DMARC1; p=none

Registro IPv4
host: slot21.es
class: IN
ttl: 19397
type: A
ip: 46.16.132.162

Servidores DNS Principal (mname) y Secundario (rname)
host: slot21.es
class: IN
ttl: 21600
type: SOA
mname: 3173-vm780-1.dnsexterno.com
rname: admin.vm780.dnspropio.com
serial: 2024042401
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 10800