Registro DMARC
v=DMARC1; p=none; fo=1;rua=mailto:dmarc_rua@emaildefense.proofpoint.com;ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmarc-forensics@sick.de;

Registro IPv4
host: sickcn.com.iname.damddos.com
class: IN
ttl: 90
type: A
ip: 203.32.204.200

host: sickcn.com
class: IN
ttl: 600
type: CNAME
target: sickcn.com.iname.damddos.com