Svetlana Tkachenko wrote: > The page you linked was generated using the latest version of > https://www.mhonarc.org/ .
How do you know it is the latest version? IME, GNU servers seldom run latest versions of anything. > Yet, another page using the same software > https://lists.debian.org/debian-l10n-russian/2019/11/threads.html > also has non-ascii symbols, and they show correctly. This could be due to a newer MHonArc version or a proper setup as you say. Or the Subject: header may be encoded in KOI8-R.