Email security & deliverability · grade A
v=spf1 a:gum.ru mx ip4:91.212.179.234 ip4:95.213.152.242 ip4:95.213.198.12 ip4:37.228.112.86 ip4:185.137.232.119 ip4:77.223.107.11 include:spf.mindbox.ru include:spf.unisender.com include:mail.sent2mail.com ~all