Email Formats

{
  "mx": [
    "10 rwcgroup-com-tls10.mxthunder.com.",
    "20 rwcgroup-com-tls20.mxthunder.com.",
    "30 rwcgroup-com-tls30.mxthunder.com.",
    "40 rwcgroup-com-tls40.mxthunder.com."
  ],
  "spf": [
    "v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all"
  ]
}