Yes, olduser.cf can receive emails.
No, olduser.cf 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
generator.email
46.118.120.228
mx1.improvmx.com
51.91.128.110
mx2.improvmx.com
51.91.72.73
This domain has been found on mail-fake.com
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