Email Formats

{
  "mx": [
    "10 d129395a.ess.barracudanetworks.com.",
    "20 d129395b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx ip4:50.194.118.1 ip4:50.194.118.5 a:secure.sksengineers.com a:mail.sksengineers.com include:spf.ess.barracudanetworks.com -all"
  ]
}