Email Formats
{
"mx": [
"10 spamout.krict.re.kr.",
"30 pado.krict.re.kr.",
"20 mail.krict.re.kr."
],
"spf": [
"v=spf1 ip4:203.250.2.16 ip4:203.250.1.20 ip4:203.250.2.4 ip4:203.250.2.42 ip4:203.250.1.21 ip4:203.250.1.16 ip4:203.250.1.38 ip4:203.250.1.111 ip4:13.124.111.122 include:spf.maillink.co.kr -all"
]
}