Email Authentication
dyndns.org
SPF
passDeclares which servers may send mail for this domain.
v=spf1 mx/24 a:lists.dyndns.com ip4:63.208.196.0/24 ptr:opensrs.net include:outbound.mailhop.org include:sendlabs.com include:dynect.net include:spf.protection.outlook.com ~all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: reject.
v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com; fo=1
Mail Servers (MX)
10 dyndns-org.mail.protection.outlook.com