SMTP error from remote server for RCPT TO command, host: route3.mx.cloudflare.net (162.159.205.23) reason: 550 5.1.1 Domain does not exist. a4f4k3NgN7rU

I’m am getting the above bounce message when I send emails to my domain email.

I can send emails just fine, But I can’t receive. The response from past submitted topics are not helping “Enable and Disable routing”

Please Help!

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