@@ -465,7 +465,7 @@ def handle_reply(envelope, smtp: SMTP, msg: Message, rcpt_to: str) -> (bool, str
return whether an email has been delivered and
the smtp status ("250 Message accepted", "550 Non-existent email address", etc)
"""
- reply_email = rcpt_to.lower().strip().lower()
+ reply_email = rcpt_to.lower().strip()
# reply_email must end with EMAIL_DOMAIN
if not reply_email.endswith(EMAIL_DOMAIN):