Email security & deliverability · grade A
v=spf1 ip4:76.9.199.169 a mx include:_spf.google.com include:emailsrvr.com include:u272449.wl.sendgrid.net include:mktomail.com include:mail.zendesk.com include:spf.mandrillapp.com include:_spf.salesforce.com ~all