What is a quarantined mailbox?

Mailboxes are quarantined when they affect the availability of the mailbox database. Typically a software fix from Microsoft is required before releasing a mailbox from quarantine. If a fix isn’t deployed before releasing the mailbox, the quarantine on the mailbox will be re-enabled if the condition recurs.

How do I know if my mailbox is quarantined?

To check if the mailbox is in the quarantined state, Exchange 2013/2016 and 2019 users can run this command in the Exchange Management Shell. If the output of this command displays the value of IsQuarantine as true, then the Exchange mailbox is quarantined.

How do I view a quarantine mailbox in Exchange 2010?

Open the Exchange Management Shell and run the following command to retrieve the GUID of this quarantined mailbox. HKLM\SYSTEM\CurrentControlSet\Services\MSexchangeIS\Servername\Private-dbguid\Quarantined Mailboxes\ {Mailbox guid}.

What does recipient mailbox mean?

Mailboxes are the most common recipient type used by information workers in an Exchange organization. Each mailbox is associated with an Active Directory user account. The user can use the mailbox to send and receive messages, and to store messages, appointments, tasks, notes, and documents.

Why is my AOL mailbox quarantined?

Sometimes junk mail goes into a Quarantine state because the message is spam-ish or potentially malicious. Like Junk mail, you can choose to move Quarantined messages to your inbox or delete it.

Why did my email get quarantined?

Quarantine. Sometimes junk mail goes into a Quarantine state because the message is spam-ish or potentially malicious. Like Junk mail, you can choose to move Quarantined messages to your inbox or delete it. After two weeks, the quarantined messages will expire and not be accessible.

How do I repair mailbox in exchange?

Use the New-MailboxRepairRequest cmdlet to detect and repair the corrupted mailbox. The New-MailboxRepairRequest cmdlet is only available for the following Exchange Servers: Exchange Server 2010.

What is o365 mailbox?

User mailbox. A mailbox that’s assigned to an individual user in your Exchange organization. It typically contains messages, calendar items, contacts, tasks, documents, and other important business data. Microsoft 365 or Office 365 mailbox.