 550-5.7.26 Your email has...
 550-5.7.26 Your email has...
                 550-5.7.26 Your email has been blocked because the sender is unauthenticated.
  550-5.7.26 Your email has been blocked because the sender is unauthenticated.
                - Home
- Control Panel
- Community Forum
- Services
- Email Service
- 550-5.7.26 Your email has been blocked because the sender is unauthenticated.
- Community Forum
- 550-5.7.26 Your email has been blocked because the sender is unauthenticated.
Topic: 550-5.7.26 Your email has been blocked because the sender is unauthenticated.
 550-5.7.26 Your email has been blocked because the sender is unauthenticated.
 550-5.7.26 Your email has been blocked because the sender is unauthenticated.
                            
                            by ashaseeb on Tuesday, January 7, 2025
                                hi, I recently purchased "FULL EMAIL SERVICE" and configured the emails but emails are not going out and returning delivery failed messages (listed below). I configured "Manage DKIM Signing" but I am afraid I did it wrong and missed something. I would appreciate it if you could guide me through the required settings or you can set it up yourself. The domain and email are both purchased/registered from Dynu under my account.thank you!!!EMAIL DELIVERY FAILED WITH THIS MESSAGE:------------------------------------------------------------------The following recipient(s) could not be reached:ashaseeb@gmail.com   Error Type: SMTP   Remote server (142.251.167.27) issued an error.   hMailServer sent: .   Remote server replied: 550-5.7.26 Your email has been blocked because the sender is unauthenticated.550-5.7.26 Gmail requires all senders to authenticate with either SPF or DKIM.550-5.7.26 550-5.7.26  Authentication results:550-5.7.26  DKIM = did not pass550-5.7.26  SPF [i36t.com] with ip: [162.216.242.87] = did not pass550-5.7.26 550-5.7.26  For instructions on setting up authentication, go to550 5.7.26  https://support.google.com/mail/answer/81126#authentication af79cd13be357-7b9ac53e825si4662704485a.652 - gsmtp
                                
                                         
                            
                            
                            
                        Reply with quote | Report
| Author | Topic: 550-5.7.26 Your email has been blocked because the sender is unauthenticated. | 
|---|---|
| ashaseeb Joined: 12/24/2019 |  550-5.7.26 Your email has been blocked because the sender is unauthenticated. Tuesday, January 7, 2025 7:22 PM 
                                    hi, I recently purchased "FULL EMAIL SERVICE" and configured the emails but emails are not going out and returning delivery failed messages (listed below). I configured "Manage DKIM Signing" but I am afraid I did it wrong and missed something. I would appreciate it if you could guide me through the required settings or you can set it up yourself. The domain and email are both purchased/registered from Dynu under my account.thank you!!!EMAIL DELIVERY FAILED WITH THIS MESSAGE:------------------------------------------------------------------The following recipient(s) could not be reached:ashaseeb@gmail.com   Error Type: SMTP   Remote server (142.251.167.27) issued an error.   hMailServer sent: .   Remote server replied: 550-5.7.26 Your email has been blocked because the sender is unauthenticated.550-5.7.26 Gmail requires all senders to authenticate with either SPF or DKIM.550-5.7.26 550-5.7.26  Authentication results:550-5.7.26  DKIM = did not pass550-5.7.26  SPF [i36t.com] with ip: [162.216.242.87] = did not pass550-5.7.26 550-5.7.26  For instructions on setting up authentication, go to550 5.7.26  https://support.google.com/mail/answer/81126#authentication af79cd13be357-7b9ac53e825si4662704485a.652 - gsmtp
                                    
                                             | 
 It is currently Friday, October 31, 2025 2:37 AM US Mountain Standard Time
 It is currently Friday, October 31, 2025 2:37 AM US Mountain Standard Time
        
            Friday, October 31, 2025 2:37 AM
        
    
 
  
  
 