Email Formats

{
  "mx": [
    "10 mx1.emailsrvr.com.",
    "20 mx2.emailsrvr.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:52.117.166.147 ip4:169.62.132.58 ip4:174.36.43.195 ip4:74.86.203.226 ip4:173.203.2.64 ip4:184.173.127.120 ip4:184.106.54.10 include:spf.constantcontact.com ~all"
  ]
}