Nobody is unsubscribed

[Andreas Schultz]

 Works on gmail, but produces a SPF error on Yahoo:

Authentication-Results: mta1148.mail.ir2.yahoo.com; 
 dkim=pass (ok) header.i=@gmail.com header.s=20161025; spf=permerror smtp.mailfrom=@erlang.org; dmarc=pass(p=none sp=quarantine dis=none) header.from=gmail.com;Received-SPF: permerror (encountered permanent error during SPF processing of domain of erlang.org)
    Am Freitag, 25. Oktober 2019, 06:24:16 GMT-7 hat Raimo Niskanen <ratmapper@REDACTED> Folgendes geschrieben:  
 
 The reason we changed mailing list servers was to get better DMARC and
DKIM compliance.  This is a test post for us to inspect its headers...
-- 
Raimo Niskanen
  
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