Email security & deliverability · grade A
v=spf1 include:_spf.google.com a mx ip4:172.16.11.229 ip4:209.85.160.182 include:spf.protection.outlook.com include:_spf.sendergen.com include:spf.us-1.a.mimecastprotect.com include:sendgrid.net include:_spf.salesforce.com ~all