SPF records
Information about the permissible posts of mail for the domainv=spf1 ip4:185.163.158.25 ip4:83.69.199.203 ip4:81.19.78.96/27 ip4:81.19.78.0/27 ip4:81.19.88.0/24 ip4:81.19.92.32/27 ip4:185.163.158.16/32 ip4:185.163.159.57/32 ip4:185.12.29.242/32 ip4:89.111.146.169/32  include:_spf.google.com include:_spf.yandex.net i