Email Formats

{
  "mx": [
    "10 mail.tbi.net.",
    "20 smtp.tbi.net."
  ],
  "spf": [
    "v=spf1 a mx ip4:172.104.25.61 ip4:45.56.115.100 ip6:2600:3c02::f03c:91ff:fe0d:56be ip4:35.209.220.8 include:_spf.mailspamprotection.com include:tbi.net -all"
  ]
}