The following is the executed result:
bitnami@ip-172-31-29-60 : ~ $ sudo /opt/bitnami/letsencrypt/lego --tls --email=“admin@heraldrealty.com.au” --domains="heraldrealty.com.au" --domains="www.heraldrealty.com.au" --path="/opt/bitnami/letsencrypt" run
2021/02/19 06:55:00 Please review the TOS at https://letsencrypt.org/documents/LE-SA-v1.2-November-15-2017.pdf
Do you accept the TOS? Y/n
2021/02/19 06:55:00 [INFO] acme: Registering account for “admin@heraldrealty.com.au”
2021/02/19 06:55:00 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 ["mailto:“admin@heraldrealty.com.au”"] contains non-ASCII characters, url:
Then I found out the command you posted has two wrong quote marks, so I changed the quote marks to ASCII version and the result turns to become:
bitnami@ip-172-31-29-60 : ~ $ sudo /opt/bitnami/letsencrypt/lego --tls --email="admin@heraldrealty.com.au" --domains="heraldrealty.com.au" --domains="www.heraldrealty.com.au" --path="/opt/bitnami/letsencrypt" run
2021/02/19 06:54:38 [INFO] [heraldrealty.com.au, www.heraldrealty.com.au] acme: Obtaining bundled SAN certificate
2021/02/19 06:54:39 [INFO] [heraldrealty.com.au] AuthURL: https://acme-v02.api.letsencrypt.org/acme/authz-v3/10638030648
2021/02/19 06:54:39 [INFO] [www.heraldrealty.com.au] AuthURL: https://acme-v02.api.letsencrypt.org/acme/authz-v3/10638030649
2021/02/19 06:54:39 [INFO] [heraldrealty.com.au] acme: authorization already valid; skipping challenge
2021/02/19 06:54:39 [INFO] [www.heraldrealty.com.au] acme: authorization already valid; skipping challenge
2021/02/19 06:54:39 [INFO] [heraldrealty.com.au, www.heraldrealty.com.au] acme: Validations succeeded; requesting certificates
2021/02/19 06:54:40 [INFO] [heraldrealty.com.au] Server responded with a certificate.
Could you please help me with this. Thank you very much.