Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@purelymail.com; ruf=mailto:dmarc@purelymail.com

Registro IPv4
host: ns1.dnsdiy.com
class: IN
ttl: 300
type: A
ip: 43.134.117.145

host: ibmhome.com
class: IN
ttl: 599
type: CNAME
target: ns1.dnsdiy.com