Email Formats

{
  "mx": [
    "0 mx2.post.ch.",
    "0 mx1.post.ch."
  ],
  "spf": [
    "v=spf1 mx a a:mx3.post.ch ip4:193.5.124.21 include:_edge.post.ch include:u13530956.wl207.sendgrid.net ~all"
  ]
}