Yes, besides the solution which dalmo3 wrote about, there's a recent feature that doesn't rely on you providing a domain - https://www.fastmail.help/hc/en-us/ar

Yes, besides the solution which dalmo3 wrote about, there's a recent feature that doesn't rely on you providing a domain - https://www.fastmail.help/hc/en-us/articles/4406536368911-Masked-Email#creating https://www.fastmail.help/hc/en-us/articles/4406536368911-Ma...