Безопасность и доставляемость почты · grade A
v=spf1 include:sendgrid.net include:helpscoutemail.com include:_spf.google.com include:_spf.createsend.com ip4:52.33.30.53 ip4:52.38.114.138 ip4:54.149.58.156 ip4:44.246.70.211 ip4:35.167.118.26 -all