Email Formats

{
  "mx": [
    "10 mx1.krystal.uk.",
    "20 mx2.krystal.uk."
  ],
  "spf": [
    "v=spf1 +mx +a include:relay.k.io +ip4:185.199.220.53 include:spf.mtasv.net include:authsmtp.com ~all"
  ]
}