Безопасность и доставляемость почты · grade A
v=spf1 mx ip4:57.128.85.125 ip4:198.2.178.113 ip4:51.91.220.12 ip4:91.121.33.247 ip4:37.187.252.232 ip4:62.210.246.76 ip6:2a01:111:f400:7eaf::200 include:spf.proantic.com include:spf.mandrillapp.com include:_spf.protonmail.ch include:servers.mcsv.net ~all