Email Formats

{
  "mx": [
    "20 wih.com.hk.",
    "10 iegate.wongswec.com."
  ],
  "spf": [
    "v=spf1 include:res.cisco.com a a:wehc.com.hk a:wih.com.hk ip4:203.198.44.145/28 ?all"
  ]
}