SPF records
Information about the permissible posts of mail for the domainv=spf1 ip4:85.235.193.70 ip4:188.227.124.103 ip4:85.235.193.9 ip4:195.19.97.185 ip4:176.53.201.171 ip4:176.53.201.172 ip4:176.53.201.173 ip4:217.197.227.141 ip4:217.197.227.142 include:lancloud.ru include:spf.unisender.com include:uni.mikhailovsky.ru a mx