Postfix, why does spam come to non-existent recipients?

Question

postfix

Colleagues, good afternoon.
There are letters that are not addressed to me.
What did you do wrong with the postfix setting?
I suppose that you need to dig into smtpd_recipient_restrictions
Here is a piece of the config:

mynetworks = 127.0.0.0/8, 10.0.0.0/24


smtpd_helo_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_invalid_hostname, reject_non_fqdn_helo_hostname, permit
smtpd_client_restrictions = permit_mynetworks, reject_unauth_pipelining, permit_sasl_authenticated, reject_unknown_client_hostname, permit
smtpd_sender_restrictions = permit_mynetworks, reject_unknown_sender_domain, reject_non_fqdn_sender, permit_sasl_authenticated, permit
smtpd_recipient_restrictions = permit_mynetworks, reject_unauth_pipelining, reject_non_fqdn_recipient, reject_unknown_recipient_domain, reject_unlisted_recipient, permit_sasl_authenticated, reject_unauth_destination, reject_rbl_client zen.spamhaus.org, permit