Email Formats

{
  "mx": [
    "20 backup.citadelplc.com.",
    "10 mail.citadelplc.com.",
    "15 mail2.citadelplc.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:195.158.101.120 ip4:109.108.128.103 ip4:95.131.234.132 mx:mail.citadelplc.com ~all"
  ]
}