Email Formats

{
  "mx": [
    "1 mail.pearson-research.com."
  ],
  "spf": [
    "v=spf1 ip4:173.254.24.22 a mx a:rhostbh.com ip4:66.235.180.159 ip4:66.235.180.100 ip4:74.84.144.7 ip4:66.148.116.60 ?all"
  ]
}