This makes me 😭
UPDATE: Thanks @nekusoul@lemmy.nekusoul.de for this update: The issue has now been commented on and was closed by the maintainer, where they explained why those blocks would be nonsense. But it appears the OP wants to still talk with maintainer privately about it.
Use a custom domain on Protonmail (which includes Simplelogin) and you won’t have any issues. It’s a grand total of $5 per year for the domain.