Email Formats
{
"mx": [
"10 dsnet.dskorea.com.",
"5 barrier.dskorea.com.",
"9 dsnet2.dskorea.com."
],
"spf": [
"v=spf1 ip4:222.97.238.200 ip4:222.135.176.7 ip4:123.30.98.131 ip4:123.30.98.132 ip4:222.135.176.5 ip4:222.97.238.25 ip4:116.12.46.230 ip4:116.12.46.93 include:spf.protection.outlook.com -all"
]
}