Email Formats

{
  "mx": [
    "10 sguard.kisti.re.kr.",
    "20 sguard2.kisti.re.kr.",
    "20 sguard1.kisti.re.kr."
  ],
  "spf": [
    "v=spf1 mx ip4:210.219.43.110 ip4:210.218.221.205 ip4:210.218.221.32 ip4:210.219.43.32 include:mailplug.com ip4:150.183.94.21 ip4:150.183.94.22 ip4:150.183.94.23 -all"
  ]
}