Email Formats
{
"mx": [
"10 cassistravel-co-uk.mail.protection.outlook.com."
],
"spf": [
"v=spf1 include:spf.protection.outlook.com include:smtp.sendgrid.net ip4:82.197.83.77 ip4:84.45.88.64/26 ip4:167.89.5.8 ip4:151.193.224.244 ip4:151.193.224.245 ip4:151.193.65.92 ip4:151.193.65.93 -all"
]
}