Email security & deliverability · grade A
v=spf1 mx ip4:104.254.204.1/22 ip4:65.222.153.33 ip4:205.139.25.0/24 ip4:54.251.142.61 ip4:205.143.40.0/22 include:_spf.google.com include:email-od.com include:spf.mandrillapp.com include:_spf.atlassian.net include:mail.zendesk.com -all