Email Formats
{
"mx": [
"10 abc-t.in.tmems-jp.trendmicro.com."
],
"spf": [
"v=spf1 +ip4:110.50.221.80/29 include:willap.jp include:spf.protection.outlook.com include:spfgw.fsi.ne.jp include:spf-bma.mpme.jp include:_spf.willap.jp ~all"
]
}