Email Formats

{
  "mx": [
    "10 SPAM-NLB-bf85e0721378d7fd.elb.ap-northeast-2.amazonaws.com."
  ],
  "spf": [
    "v=spf1 ip4:210.180.76.102 ip4:210.180.76.103 ip4:210.180.72.110 include:_spf.sirteam.net ~all"
  ]
}