Check the sender and recipient domains for incorrect or stale mail exchange (MX) resource records by running the Mailflow Troubleshooter tool that is available within Microsoft 365 and Office 365. If there's a problem with the recipient's domain, contact the recipient or the recipient's email administrator to let them know about the problem.550 5.4.1 Recipient address rejected: Access denied. or. 550 5.7.13 Anonymous users are not permitted to add contents to mail enabled public folder, authenticated required. And fixes are. Modify Allowed domain to Internal Relay, instead of Authoritative. hMailServer is a free, open source, e-mail server for Microsoft Windows. It's used by Internet service providers, companies, governments, schools and enthusiasts in all parts of the world.
Sep 02, 2017 · Select the Recipients tab and Mailboxes sub-tab. Click the New (plus sign) and select Office 365 mailbox. Note: If you do not see this option you may be missing the required RBAC permissions, or, there is an issue with your hybrid configuration. Selecting this option walks you through the process of creating a remote mailbox in Office 365. [[email protected]
]: Recipient address rejected: Access denied. The recipient address that you are attempting to contact is not valid. Verify the recipient's email address, and try again. 5.7.505. Access denied, banned recipient. The recipient that you are attempting to contact is not valid. If you feel this is in error, contact support. 5.7.506
Sep 05, 2013 · - Maybe you only sent messages where the mailbox was hosted by the server. - Maybe the Server who sends the Emails, was changed (New IP Address or so. If the mail server admin allowed relaying for a specific IP then a changed IP would need a reconfiguration on the mail server!)
Nov 20, 2008 · The thing I find strangest about this, is that [email protected] (the proper users email address on the ispconfig server) seems to be getting converted to [email protected] name. ie. the domain name part of the email address is being converted to the hostname of the ispconfig server. I'm not sure if this is relevant, but it seems strange to me. Jan 24, 2019 · This is the name of the server that rejected the message. This can help you determine whether it is Smarsh Hosted Services that rejected the message or an external mail server. The Diagnostic information for administrators section may contain the following errors: 530 5.7.1 Client was not authenticated; 550 5.7.1 Relay access denied Jul 23, 2018 · Sign in, using your Office 365 credentials (user ID and password). On your Quarantine page, you'll see a list of any messages that were sent to you, but were identified as spam and redirected to the quarantine.