On Tue, 07 Feb 2017 02:57:06 -0500 Ruga <r...@protonmail.com> wrote: > > To: undisclosed recipients: ;
> The To header is not RFC compliant. Yes it is. RFC 5322 even gives the header Cc: undisclosed recipients: ; as an example in Appendix A.1.3, Group Addresses. > The Subject header exceeds the > maximum line length, being another RFC constraints. Nope. It's around 720 characters, less than the 998 maximum. And while it's true that it's not wrapped at 78 characters, that's a SHOULD requirement, not a MUST requirement. Anyway, we see a few of these every so often. Bayes usually disposes of them quite handily. Regards, Dianne.