Email security & deliverability · grade A
v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.psm.knowbe4.com ip4:193.33.45.114 ip4:193.33.45.115 ip4:207.54.70.216 ip4:207.54.69.226 ip4:193.33.45.79 ip4:193.33.45.80 +mx -all