On Sat, 23 Mar 2019 at 00:34, Jonathan Wakely <jwakely.gcc@xxxxxxxxx> wrote: > > On Sat, 23 Mar 2019 at 00:25, Perry Wagle <wagle@xxxxxxx> wrote: > > > > Just thought it was .. odd .. to threaten me because my mail server was rejecting spam? > > It's not a threat. It's fairly normal for mailing lists to > auto-unsubscribe you if mail to you keeps bouncing. The difference is > most don't tell you in advance that there were delivery problems. > > If your mail account was permanently disabled, say because you'd > deleted the account, should the mailing list keep sending mails to you > anyway, even though every one of them bounced back? And the gcc mail server doesn't know why it was rejected. "Message rejected due to local policy. Please visit https://support.apple.com/en-us/HT204137" is not a machine readable reason.