Email Formats

{
  "mx": [
    "10 inbound-smtp.ap-southeast-1.amazonaws.com.",
    "20 d91419b.ess.barracudanetworks.com.",
    "30 mxdm-ap-southeast-1.aliyun.com."
  ],
  "spf": [
    "v=spf1 include:spfdm-ap-southeast-1.aliyun.com include:spf1.dm.aliyun.com ip4:47.90.28.129 ip4:47.88.169.179 ip4:47.88.170.119 include:spf.ess.barracudanetworks.com ~all"
  ]
}