I have a very short email address in the format a@b.tld and for my special friends that don't know how to validate correctly I have created abc@ur-email-validat

I have a very short email address in the format a@b.tld and for my special friends that don't know how to validate correctly I have created abc@ur-email-validation-is-broken.b.tld I need to use the latter ~5% of the time. Most often I take my business to someone else for the sake of principle.