On Mon, 26 Jul 2021, Richard Sandiford wrote: > >> Sorry, somehow I didn't see Richard's reply. Perhaps a > >> misconfiguration > >> on my mail server. > > I don't know where the problem lies, but for some reason I've been > getting rejects when sending messages directly (via reply-all).
Something about the .wang domain with your mail system perhaps? The domain is not one of those we've been used to and must surely be one of the IANA's additions from a few years ago. In any case it is valid and mail deliveries seem to work from here just fine. I suggest talking to your IT staff. $ host mengyan1223.wang mengyan1223.wang has address 89.208.246.23 mengyan1223.wang has IPv6 address 2001:470:683e::1 mengyan1223.wang mail is handled by 10 mengyan1223.wang. $ Maciej
