Email Formats

{
  "mx": [
    "10 nussmtp01.ironmtn.com.",
    "10 smtpsdnvgs.autonomycloud.com.",
    "10 nussmtp02.ironmtn.com.",
    "10 tems6a.ironmountain.com.",
    "10 tems6b.ironmountain.com.",
    "10 kcsmtp01.ironmountain.com."
  ],
  "spf": [
    "v=spf1 ip4:192.187.144.240 -all"
  ]
}