lk21.cf

Can lk21.cf receive emails?

Yes, lk21.cf can receive emails.

Should you allow users to sign up to your website using the domain lk21.cf?

No, lk21.cf is a throwaway domain and should be blocked.

How to block the temporary domain lk21.cf?

You can use MailCheck's free API to automatically block throwaway emails. Read our documentation to get started. No registration required.

DNS Records

Source