How many email accounts do you have? Unlimited on my self hosted mail servers across a dozen or so domains and up to 600 aliases on Fastmail across several dom

How many email accounts do you have? Unlimited on my self hosted mail servers across a dozen or so domains and up to 600 aliases on Fastmail across several domains. I do not have any that I could hand out anywhere as it would get blasted by junk and I would end up having to remove it unless I filtered on a set of GPG keys or something to that effect.