Email Formats

{
  "mx": [
    "5 sdcsmtp02.sentosa.com.sg.",
    "10 sdcsmtp01.sentosa.com.sg."
  ],
  "spf": [
    "v=spf1 ip4:116.12.167.148 ip4:118.189.38.235 ip4:118.201.106.85 ~all"
  ]
}