Email Formats
{
"mx": [
"5 ntuc-org-sg.mail.protection.outlook.com."
],
"spf": [
"v=spf1 ip4:20.33.35.94 ip4:20.157.31.26 ip4:202.176.197.134 ip4:202.176.197.152 ip4:202.176.197.153 ip4:202.176.197.154 ip4:202.176.197.155 ip4:20.205.240.236 ip4:20.24.128.115 include:spf.protection.outlook.com include:spf.seg.trustwave.com include:emsd1\" \".com include:_spf.psm.knowbe4.com include:sendgrid.net -all"
]
}