Email Formats

{
  "mx": [
    "10 mgw.mail2relay.com.",
    "20 mailgw2.51job.com."
  ],
  "spf": [
    "v=spf1 mx ip4:61.129.48.128/25 ip4:218.98.36.40/29 ip4:222.73.233.0/25 ip4:58.215.111.0/24 ip4:58.215.120.0/26 -all"
  ]
}