Email Formats

{
  "mx": [
    "20 d307796b.ess.barracudanetworks.com.",
    "10 d307796a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a ptr include:spf.protection.outlook.com ip4:148.77.90.42/30 ip4:108.14.82.114/24 ip4:40.88.38.84 -all"
  ]
}