Subject: bug#23432: 25.0.93; Email from Gnus now going out with Message-IDs @gmail.com

From: Glenn Morris <[email-masked]>
Date: Tue, 03 May 2016 16:13:44 -0400

Please try edebugging message-make-fqdn to see what is going on.

Eg:
(require 'message)
C-h f message-make-fqdn RET
Follow link to source.
C-u M-x eval-defun
M-: (message-make-fqdn)
Step through with SPC