On 17 Sep 2025, at 11:38, Bastian Blank via mailop <[email protected]> wrote: > > On Wed, Sep 17, 2025 at 08:55:31AM +0200, Arrigo Triulzi via mailop wrote: >> This is because they put a newline between the header ID and the header, e.g. >> Message-ID: >> CommentMentionWord-d5f9b97d-c66e-491a-a701-34847b35ab80-a28d843e-d597-464e-a0cf-23b0c01eadc9-r0-SendEmail-UpdateActivity-rh_neu-aid_6610d7df-63e5-46ef-bd0c-448e18558d2b@odspnotify > > Nope. Let's review the definition for message-id from RFC 5322: > > message-id = "Message-ID:" msg-id CRLF > msg-id = [CFWS] "<" id-left "@" id-right ">" [CFWS] > > Aka it must start with a "<" and end with a ">". But it is no e-mail > address.
Yes, that too… the CRLF is just the icing on the cake. Arrigo _______________________________________________ mailop mailing list [email protected] https://list.mailop.org/listinfo/mailop
