Email Formats

{
  "mx": [
    "10 smtp-in.o2.cz."
  ],
  "spf": [
    "v=spf1 ip4:160.218.161.71 ip4:160.218.161.72 ip4:160.218.161.73 ip4:160.218.11.33 ip4:160.218.11.38 ip4:160.218.11.39 ip4:81.95.105.164 ip4:81.95.105.167 include:servers.mcsv.net ~all"
  ]
}