Powershell to get Mailboxes lists who’s Mailbox Quota limits is not get as Default

For various reason we increase the mailbox of the user  or reduce from the default size which is applied throught mailbox store policy. If you want to get the list of users who is not set to default Quota limits. Below command helps you to get the same

Get-Mailbox -ResultSize unlimited |Where{($_.UseDatabaseQuotaDefaults -eq $false)}

Below command gets you the list of mailbox who Quota limits is not get set as default in a given Exchange sever

Get-Mailbox -ResultSize unlimited |Where{($_.UseDatabaseQuotaDefaults -eq $false) -and ($_.Servername -eq “<servername>”)}

Below command to get the list of mailbox who quota limit is get set as default in a given Exchange Store

Get-Mailbox -ResultSize unlimited |Where{($_.UseDatabaseQuotaDefaults -eq $false) -and ($_.Database -eq “servername\SG\Store”)}