Email Formats
{
"mx": [
"10 mc196.mailplug.co.kr."
],
"spf": [
"v=spf1 mx include:mailplug.com ip4:218.236.90.171 ip4:218.236.90.172 ip4:218.236.90.173 ip4:218.236.90.174 ip4:218.236.90.175 ip4:118.220.173.192/27 ip4:218.236.90.204 ip4:218.236.90.205 ip4:211.233.19.0/24 ip4:211.115.64.0/24 ~all"
]
}