I own a custom domain for my main email provider so if I switch to a new one I won’t have to change all my address for contacting people. I am considering buy a separate domain for just my email forwarding service.
What do people on here do?
Current Setup:
domain1.com - for main email
alias.domain1.com - for email forwarding with Addy.io
Option:
domain1.com - for main email
domain2.com - for email forwarding with Addy.io


I came up with a domain just for my simplelogin addresses. I see no reason not to unless you don’t want to pay for a second domain.