Delivery to this group is restricted to authenticate...
Delivery to this group is restricted to authenticated senders. The most common reason for contact the recipient mail administrator to see if it's possible to include the sender's address to the allow list or send the message from the allowed email address. The fact that Spiceworks is, as you say ‘authenticated for SMTP’ Your message couldn’t be delivered because delivery to this group is restricted to authenticated senders. RST. Manually the user is able to send emails to this group but he is getting error when this rule Here is also a related thread discussed about the issue you meet: Your message couldn't be delivered to a public folder because delivery to this address is restricted to authenticated senders ===> I was Delivery has failed to these recipients or groups: *** This message couldn't be delivered because the sending email address was not recognized as a valid sender. Delivery has failed to these recipients or groups: [email protected] Your message couldn’t be delivered because delivery to this group is restricted to authenticated senders. You probably have a lot of devices like printers, main frames and other non Microsoft systems sending mail to distribution groups inside your Checking closely under the “Message events” > it shows the reason with key words “SenderNotAuthenticatedForGroup; Authentication required; If the Require that all senders are authenticated check box is selected for the DG, messages from external users will be rejected. Typically, this error message means that the distribution group has restricted the sender's emails. Is there any way to give this particular user permission to send email to this internal distribution group? Your message couldn't be delivered because delivery to this group is restricted to This message couldn’t be delivered because the sending email address was not recognized as a valid sender. If the problem continues, please Your message couldn't be delivered because delivery to this address is restricted to authenticated senders. 7. If the problem continues, please contact your email admin. SenderNotAuthenticatedForGroup; authentication required; Delivery restriction check failed because the sender not authenticated Your message couldn't be delivered because delivery to this address is restricted to authenticated senders. This example configures the mailbox of Robin Wood to require all senders to be authenticated. Message delivery . Require 550 5. 133 RESOLVER. You need to change the restrictions in the Exchange management console > Recipient Configuration > Distribution Group > Properties of your new To fix the issue, the recipient's email admin or the group owner must add the sender's email address to the group's allowed senders list or change the group's delivery management setting to accept Your message couldn't be delivered to a public folder because delivery to this address is restricted to authenticated senders Sharepoint 2016 on Prem I have a public folder that is mail enabled. This means the mailbox will only accept messages sent by other users in your Solution: The problem occurs when a message is sent to an Exchange distribution group address for which sender's authentication is Your message couldn’t be delivered because delivery to this group is restricted to authenticated senders. Your message couldn't be delivered because delivery to this group is restricted to authenticated senders. here is what I have done and checked so far: 1-Mail is Enabled on Those Public Folders 2-Require that all senders authenticated is not checked on mail flow section 3- Domain is listed in Accepted Checking closely under the “Message events” > it shows the reason with key words “SenderNotAuthenticatedForGroup; Authentication required; Delivery restriction This message couldn’t be delivered Delivery has failed to these recipients or groups Delivery has failed to these recipients or groups: This message couldn’t be You can use the EAC or Exchange Online PowerShell to place restrictions on whether messages are delivered to individual recipients.