SendPulse supports full DMARC compliance.
For DKIM setup, contact SendPulse and visit: https://sendpulse.com/knowledge-base/smtp/how-can-you-configure-dkim-sendpulse-smtp
Add 'include:mxsmtp.sendpulse.com' to your SPF record. For more information on SPF setup, contact SendPulse and visit: https://sendpulse.com/knowledge-base/smtp/how-create-spf-record