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

Registro IPv4
host: scientificusainc.com
class: IN
ttl: 300
type: A
ip: 208.91.197.27

Servidores DNS Principal (mname) y Secundario (rname)
host: scientificusainc.com
class: IN
ttl: 21600
type: SOA
mname: ns1.iphh.de
rname: hostmaster.iphh.net
serial: 2017101103
refresh: 43200
retry: 7200
expire: 2419200
minimum-ttl: 7200