Email security & deliverability · grade A
v=spf1 mx ip4:34.223.75.128/28 ip4:13.111.61.0/24 ip4:52.88.220.198/32 ip4:52.34.194.26/32 ip4:52.33.10.148/32 include:spf.protection.outlook.com include:mktomail.com include:sendgrid.net include:adc.auction.com include:_spf.salesforce.com include:stspg-customer.com ~all