با سلام در دایرکت ادمین ssl فعال میکنم این ارور رو میده
2022/01/16 2019 [INFO] acme: Registering account for admin@localhost.localdomain
2022/01/16 2019 Could not complete registration
acme: error: 400 :: POST :: https://acme-v02.api.letsencrypt.org/acme/new-acct :: urn:ietf:params:acme:error:invalidEmail :: Error creating new account :: contact email "admin@localhost.localdomain" has invalid domain : Domain name does not end with a valid public suffix (TLD)
Certificate generation failed.

کسی علتش رو میدونه؟