info@, postmaster@, web@, abuse@, or any other mandated valid email addresses for the service that wants your data.
Any system that includes an SMTP server supporting mail relaying or delivery MUST support the reserved mailbox “postmaster” as a case-insensitive local name.
info@, postmaster@, web@, abuse@, or any other mandated valid email addresses for the service that wants your data.
https://datatracker.ietf.org/doc/html/rfc5321
That only gives extra work to IT who are powerless to do anything.