Email Formats

{
  "mx": [
    "10 a1.spambusters.email.",
    "20 n1.spambusters.email.",
    "30 a2.spambusters.email."
  ],
  "spf": [
    "v=spf1 a mx ip4:62.233.41.55 include:_spf.spambusters.email include:_spf225.serverhs.org include:_spf.kmitd.com ~all"
  ]
}