Delivery Status Notification (Failure)

Address not found Your message wasn't delivered to Ambarak.uesman@facebook.com because the domain facebook.com couldn't be found. Check for typos or unnecessary spaces and try again. LEARN MORE This link will take you to a third-party site

The response from the remote server was: 550 5.1.1 RCP-P1 Domain facebook.com no longer available https://www.facebook.com/postmaster/response_codes?ip=2607:f8b0:4864:20::112f#RCP-P1