merge.fail

Can merge.fail receive emails?

Yes, merge.fail can receive emails.

Should you allow users to sign up to your website using the domain merge.fail?

No, merge.fail is a throwaway domain and should be blocked.

How to block the temporary domain merge.fail?

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

DNS Records

Source