Безопасность и доставляемость почты · grade A
v=spf1 ip4:93.191.132.123 ip4:93.191.132.190 ip6:2a02:348:4b:6435::1 ip6:2a02:348:9b:847b::1 include:_spf.google.com include:spf.mandrillapp.com include:servers.mcsv.net include:email.chargebee.com include:mail.zendesk.com ~all