Email Formats

{
  "mx": [
    "5 mx1.mxge.comcast.net.",
    "5 mx2.mxge.comcast.net.",
    "50 mx1a1.comcast.net.",
    "50 mx1c1.comcast.net.",
    "50 mx1h1.comcast.net.",
    "50 mx2a1.comcast.net.",
    "50 mx2c1.comcast.net.",
    "50 mx2h1.comcast.net."
  ],
  "spf": [
    "v=spf1 ip4:96.103.146.48/28 ip4:96.102.19.32/28 ip4:96.102.200.0/28 include:_spfv6.comcast.net include:_spf.mdp.comcast.net include:yahoo.com ~all"
  ]
}