I’ve been using pobox.com (acquired by Fastmail) for the past 3 months after doing a lot of research just like you. They have very decent pricing, support custo

I’ve been using pobox.com (acquired by Fastmail) for the past 3 months after doing a lot of research just like you. They have very decent pricing, support custom domains and multiple aliases/accounts, + addressing etc. So far looks pretty good albeit simple!