Hi there, I understand that you wish to have MailChimp system set up with respect to SPF, DKIM, DMARC, Website integration etc., so as to maximize deliverability. Well, I can do this for you in MailChimp. I have done it for myself and for other clients also. I am certified and experinced in MailChimp system. Reqeust you to review my profile and have a chat with me for go to strategy. Regards, Chetan A.