On 17/06/17 18:47, David Gerard wrote:
tl;dr they want you using SPF, DMARC and DKIM. (The message headers say spf=neutral, which I expect means nobody's set it up.)
These are very faffy (we just set this up at work) but worth it. But also very faffy.
Yes, MailChimp also wants you to faff around.
Gordo