Email Formats

{
  "mx": [
    "0 optim-co-jp.mail.protection.outlook.com."
  ],
  "spf": [
    "v=spf1 include:spf.protection.outlook.com include:_spf.optim.co.jp include:_spf_biz.optim.co.jp include:sender.zcsend.jp include:mail.zendesk.com ip4:49.212.183.62/32 ip4:160.16.114.98/32 ?all"
  ]
}