Email Authentication
fastcompany.com
SPF
passDeclares which servers may send mail for this domain.
v=spf1 a:dispatch-us.ppe-hosted.com include:_spf.google.com include:spf.mandrillapp.com include:amazonses.com include:spf.protection.outlook.com include:mail.zendesk.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: quarantine.
v=DMARC1; p=quarantine; rua=mailto:dmarc@fastcompany.com; ruf=mailto:dmarc@fastcompany.com; aspf=s;
Mail Servers (MX)
5 mx1-us1.ppe-hosted.com
10 mx2-us1.ppe-hosted.com