Email Formats

{
  "mx": [
    "0 musclecorp.com."
  ],
  "spf": [
    "v=spf1 +a:sv20.xbiz.ne.jp +a:musclecorp.com +mx include:_spf.bownow.jp +mx include:spf1.bcart.jp +mx include:spf.sender.xserver.jp ~all"
  ]
}