Email security & deliverability · grade A
v=spf1 ip4:20.22.151.10 ip4:20.96.246.123 ip4:165.193.72.72/30 ip4:167.89.98.17 ip4:174.143.92.88/28 ip4:149.72.127.55 ip4:151.101.66.133 ip4:199.59.200.0/24 ip4:166.94.34.192/26 ip4:107.20.210.250 ip4:52.1.14.157 ip4:151.188.105.153 include:spf-0073b502.pphosted.com include:customerspf.schoolmessenger.com include:spf.protection.outlook.com include:k12insightllc.com ~all