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

Registro IPv4
host: n1.sundns.net
class: IN
ttl: 300
type: A
ip: 43.134.117.145

host: tega.cn
class: IN
ttl: 600
type: CNAME
target: n1.sundns.net