No, rhpzrwl4znync9f4f.ml cannot receive emails because it has neither an A record nor MX records.
No, rhpzrwl4znync9f4f.ml is a throwaway domain and should be blocked.
You can use MailCheck's free API to automatically block throwaway emails. Read our documentation to get started. No registration required.
A record
None
MX records
None