Email Formats

{
  "mx": [
    "20 smtpb.mail.medcity.net.",
    "10 smtpa.mail.medcity.net.",
    "10 smtpd.mail.medcity.net.",
    "10 smtpc.mail.medcity.net."
  ],
  "spf": [
    "v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all"
  ]
}