Email Formats

{
  "mx": [
    "10 mx1.a1-systems.com.",
    "20 mx2.a1-systems.com."
  ],
  "spf": [
    "v=spf1 mx include:spf.unisender.com ip4:185.26.97.247 ip4:195.16.113.9 ip4:31.44.89.53 -all"
  ]
}