Email security & deliverability · grade A
v=spf1 include:ofsys.com include:_spf.google.com include:spf.mailjet.com include:_spf.salesforce.com include:_spf.general.transactional-mail-a.com include:spf.sendinblue.com ip4:3.121.168.52 ip4:94.100.241.8 ip4:94.100.241.71 ip4:94.100.241.64 include:mailgun.org -all