SPF
To allow mindSHIFT to send emails on your behalf, you will have to add them to your SPF record. The SPF mechanism used by mindSHIFT is shown below.
mx ip4:69.25.74.32/27 ip4:64.95.72.224/27 ip4:64.95.72.192/26 ip4:69.25.75.192/26 ip4:66.150.196.0/24 ip4:74.201.97.0/24 ip4:64.18.0.0/20 ip4:208.65.144.0/21 ip4:208.81.64.0/21
DKIM
For information on DKIM support and enabling it for your account please contact mindSHIFT support.
Create a free OnDMARC account to test your configuration.