Email Formats

{
  "mx": [
    "20 mail1489.silverpop.mkt1289.com.",
    "20 mail2734.silverpop.mkt3330.com.",
    "10 mailstore1.secureserver.net.",
    "0 smtp.secureserver.net.",
    "10 reply.silverpop.mkt689.com.",
    "20 mail1274.silverpop.mkt689.com."
  ],
  "spf": [
    "v=spf1 ip4:208.85.54.226 ip4:74.112.64.38 ip4:208.85.52.141 ip4:74.121.53.225 ip4:74.112.65.118 -all"
  ]
}