Email Formats

{
  "mx": [
    "20 mail01.ib-vogt.com.",
    "30 mail02.ib-vogt.com.",
    "10 mail.ib-vogt.com."
  ],
  "spf": [
    "v=spf1 a mx include:spf.protection.outlook.com ip4:135.181.116.90/32 -all"
  ]
}