Email Formats

{
  "mx": [
    "10 d66513a.ess.barracudanetworks.com.",
    "20 d66513b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:209.222.82.126/32 ip4:210.10.218.70/32 ip4:210.10.231.249/29 ip4:60.242.19.42/32 include:spf.ess.barracudanetworks.com -all"
  ]
}