Email Formats

{
  "mx": [
    "10 d176477b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:spf.ess.barracudanetworks.com ip4:50.220.72.37/27 ip4:12.24.32.160/29 ip4:116.247.112.248/29 mx -all"
  ]
}