Email Formats

{
"mx": [
"50 relay.muni.cz."
],
"spf": [
"v=spf1 ip4:147.251.4.0/26 ip4:147.251.48.3 ip4:147.251.49.6 ip4:147.251.49.7 include:_spf-ips.muni.cz include:_spf.atlassian.net include:stspg-customer.com include:spf.protection.outlook.com include:_spf.google.com ~all"
]
}