Email Formats

{
  "mx": [
    "10 sniper.cnu.ac.kr."
  ],
  "spf": [
    "v=spf1 ip4:168.188.253.25 ip4:168.188.4.20 ip4:168.188.4.21 ip4:168.188.4.200 ip4:168.188.4.201 ip4:168.188.254.81 ip4:168.188.4.72 ip4:168.188.4.71 ip4:168.188.7.46 -all"
  ]
}