Email Formats

{
  "mx": [
    "10 mx1.biz.rr.com.",
    "10 mx2.biz.rr.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:47.43.26.0/24 a:biz.rr.com include:_spf.twcbc.com ~all"
  ]
}