Email security & deliverability · grade B
v=spf1 ip4:178.21.208.0/21 ip4:193.209.101.27 ip4:103.90.140.0/22 ip4:192.131.0.0/24 ip4:199.71.106.0/23 ip4:162.221.60.0/22 include:amazonses.com ~all