v=spf1 ip4:74.203.218.162 ip4:66.150.211.136 ip4:64.194.202.52 ip4:64.194.202.47 ip4:63.251.40.14 ip4:64.194.202.35 ip4:66.155.35.254 ip4:207.198.119.135 ip4:66.150.211.139 ip4:64.194.202.62 ip4:206.123.78.123 ip4:206.123.78.124 include:mailgun.org ~all