Email security & deliverability · grade A
v=spf1 include:spf.protection.outlook.com include:_spf.bigcommerce.com include:145673494.spf01.hubspotemail.net include:spf.transsmart.com ip4:205.201.133.114 ip4:85.222.130.229/32 ip4:176.34.94.21/32 -all