SPF
To allow Netigate to send emails on your behalf, you will have to add them to your SPF record. The SPF mechanism used by Netigate is shown below.
Swedish server: _spf.netigate.se
German server: _spf.ntgt.de
DKIM
You can configure DKIM support through Netigate to learn more please see the button below.
Create a free OnDMARC account to test your configuration.