Yes, post-shift.ru can receive emails.
No, post-shift.ru 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
80.87.192.151
MX records
mail.post-shift.ru
80.87.192.151
mail.post-shift.ru
80.87.192.151