Email Authentication
plug.it
SPF
passDeclares which servers may send mail for this domain.
v=spf1 -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: quarantine.
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:abuse@italiaonline.it;
Mail Servers (MX)
10 plug-it.mail.protection.outlook.com