Hey Railway friends, the email just sent says "You can reply to this email with thoughts/feedback on the changes we're making" but when I did I got a bounce back email

Address not found
Your message wasn't delivered to hello@news.railway.app because the domain news.railway.app couldn't be found. Check for typos or unnecessary spaces and try again.
The response was:
DNS Error: DNS type 'mx' lookup of news.railway.app responded with code NOERROR DNS type 'mx' lookup of news.railway.app had no relevant answers. DNS type 'aaaa' lookup of news.railway.app responded with code NOERROR DNS type 'aaaa' lookup of news.railway.app had no relevant answers. DNS type 'a' lookup of news.railway.app responded with code NOERROR DNS type 'a' lookup of news.railway.app had no relevant answers.