Email Formats

{
  "mx": [
    "20 d269978a.ess.barracudanetworks.com.",
    "30 d269978b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx ip4:45.45.158.0/23 ip4:38.107.83.160/27 ip4:38.104.223.152/29 ip4:170.55.109.32/27 ip4:96.71.60.64/27 ip4:57.135.68.228/32 -all"
  ]
}