Email security & deliverability · grade A
v=spf1 a mx ip4:37.48.73.64 ip4:185.17.144.145 ip4:5.79.70.244 ip4:81.171.2.169 ip4:212.32.240.180 ip4:37.48.120.188 ip4:5.79.113.224 ip4:81.171.24.155 ip4:37.48.87.250 ip4:37.48.120.16 ip4:37.48.87.189 ip4:84.16.227.146 include:_spf.protonmail.ch -all