Re: spam emails with "to:" line missing

[li...@lazygranch.com]

On Fri, 15 Apr 2022 11:06:35 +0200
Tinne11 <tinn...@gmx.de> wrote:

> 
> > Am 15.04.2022 um 08:49 schrieb Fourhundred Thecat
> > <400the...@gmx.ch>:
> > 
> > Are there any legitimate cases where "to:" might be missing?
> 
> 
> RFC 5322 says: "The only required header fields are the origination
> date field and the originator address field(s).", i. e. the "Date:"
> and the "From:" header field.
> 
> <https://datatracker.ietf.org/doc/html/rfc5322#section-3.6>
> 
> I have sent this answer without any address in the to header field.

The header doesn't look odd because the mailing list provides a TO
field. I'm fine if you want to send me an email without a TO field. I'd
like to look at the header.