Email Formats

{
  "mx": [
    "10 d303517a.ess.barracudanetworks.com.",
    "20 d303517b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:_spf.salesforce.com include:spf.protection.outlook.com include:_spf.firespring.com include:sendgrid.net include:spf1.worldapp.com ip4:173.76.4.2 ip4:96.39.121.114/30 ~all"
  ]
}