Email Formats

{
  "mx": [
    "10 d90990a.ess.barracudanetworks.com.",
    "20 d90990b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:4.36.255.236 ip4:12.200.103.202 ip4:66.193.60.16 include:spf.protection.outlook.com -all"
  ]
}