Email Formats

{
  "mx": [
    "1 d283481a.ess.barracudanetworks.com.",
    "10 d283481b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:220.247.217.193/32 ip4:123.231.30.118/32 ip4:157.10.164.193/32 include:spf.ess.barracudanetworks.com -all"
  ]
}