Email Formats

{
  "mx": [
    "0 smtp.hhi.co.kr."
  ],
  "spf": [
    "v=spf1 ip4:211.193.193.12 ip4:211.193.193.212 ip4:211.193.193.213 ip4:211.193.193.214 ip4:211.193.193.215 ~all"
  ]
}