Re:JMAP: Like IMAP but Not Really
by eggsampler on Friday January 25, 2019 @08:32AM
(#18997704)
I have received a spoofed email from my own domain, so I believe it's not just Fastmail domains but any custom domain on an account.
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Re:JMAP: Like IMAP but Not Really
by Riverheart on Friday January 25, 2019 @08:47AM
(#18997801)
Do you host your custom domain with Fastmail? I may have misread but the article seemed to suggest you could potentially setup dmarc via the DNS page or whoever you host with.