Email Formats
{
"mx": [
"5 security.mailcloud.com.tw.",
"10 security2.mailcloud.com.tw."
],
"spf": [
"v=spf1 ip4:61.67.137.2 ip4:60.199.161.1 ip4:60.199.161.0/24 ip4:60.199.160.0/24 ip4:61.67.137.0/24 a mx ptr a:mail.gigamedia.com ~all"
]
}