Email security & deliverability · grade A
v=spf1 include:aspmx.sailthru.com include:_netblocks.google.com include:_netblocks2.google.com include:_netblocks3.google.com include:spf.mandrillapp.com include:sendgrid.net include:mail.zendesk.com include:helpscoutemail.com include:servers.mcsv.net ~all