Email Formats

{
  "mx": [
    "10 engistech-com.mail.protection.outlook.com.",
    "50 mailapp.hiworks.co.kr."
  ],
  "spf": [
    "v=spf1 ip4:203.84.244.133 ip4:203.84.244.170 include:amazonses.com include:spf.protection.outlook.com include:hiworks.co.kr -all"
  ]
}