Email Formats

{
  "mx": [
    "10 spam.ctsystem.com.",
    "20 mail.simpnic.com."
  ],
  "spf": [
    "v=spf1 ip4:59.124.14.91 ip4:60.248.141.193 ip6:fe80::4d50:951b:ce75:c2f1 include:_spf.willap.jp ~all"
  ]
}