Безопасность и доставляемость почты · grade A
v=spf1 ip4:107.21.52.22 ip4:54.208.198.4 include:spf.protection.outlook.com include:spf.mandrillapp.com include:4289410.spf03.hubspotemail.net include:amazonses.com include:spf.ceicdata.com include:spf-00a10301.pphosted.com -all