550-5.7.26 Your email has...
550-5.7.26 Your email has been blocked because the sender is unauthenticated.
- 主页
- 后台控制中心
- 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.

by ashaseeb on 2025年1月7日
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: 2019/12/24 |
![]() 2025年1月7日 19:22
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
|

2025年2月21日 11:18