Безопасность и доставляемость почты · grade A
v=spf1 mx ip4:54.65.74.10/32 ip4:13.230.7.105/32 ip4:18.182.60.87/32 include:spf.mandrillapp.com include:_spf.google.com include:amazonses.com include:mail.zendesk.com include:servers.mcsv.net ~all