Email Formats
{
"mx": [
"10 mailrelay1.income.com.sg.",
"20 mailrelay2.income.com.sg."
],
"spf": [
"v=spf1 ip4:61.14.95.0/24 ip4:61.14.90.0/23 ip4:103.234.84.0/23 ip4:160.34.74.28/32 ip4:160.34.74.16/32 ip4:103.234.86.0/23 ip4:203.149.142.192/26 ip4:207.127.109.192/26 a:income.com.sg mx:income.com.sg include:_spf6.income.com.sg -all"
]
}