Email security & deliverability · grade A
v=spf1 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.0.0/16 include:spf.protection.outlook.com include:servers.mcsv.net include:relay.mailchannels.net include:spf.sendinblue.com include:ses.echobox.com ~all