Email Formats
{
"mx": [
"10 mailgate01.hundsun.com.",
"20 mailgate02.hundsun.com."
],
"spf": [
"v=spf1 mx ip4:60.191.25.160/28 ip4:61.175.197.200/29 ip4:122.224.182.8/29 ip4:115.236.91.0/27 ip4:221.12.171.160/28 ip4:210.51.225.80/28 ip4:101.71.9.224/27 ip4:39.170.59.160/29 -all"
]
}