Email Formats

{
  "mx": [
    "15 mail.fss.com.",
    "9 d229206b.ess.barracudanetworks.com.",
    "9 d229206a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a ptr ip4:64.60.37.0/24 ip4:169.55.44.0/24 ip4:66.93.150.0/24 ip4:169.45.125.0/24 include:_spf.google.com -all"
  ]
}