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Old 23 Sep 2019, 10:41 PM   #11
verbovet
Junior Member
 
Join Date: Feb 2009
Location: Moscow, Russia
Posts: 20
Quote:
Originally Posted by n5bb View Post
That is very strange! So you mean that <[email protected]> is at a Fastmail-owned domain and is your login address? Or do you use a custom (not owned by Fastmail) domain <example.org> and your default sending From address is at that domain?
Of course, this is not a real address It just denotes my login address. I changed <[email protected]_real_domain> to <[email protected]>.

example.org can't be owned according to https://tools.ietf.org/html/rfc2606
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