Below power shell help you to get backup status of all the Exchange Database in Exchange 2007 Servers
Get-MailboxDatabase `
| where {$_.Recovery -eq $False } `
| Select-Object -Property Server, StorageGroupName, Name , LastFullBackup, LastIncrementalBackup, BackupInProgess `
| Sort-Object -Property Server, StorageGroupName, Name `
| Format-Table -AutoSize
Get-PublicFolderDatabase `
| Select-Object -Property Server, Storagegroupname, Name , LastFullBackup, LastIncrementalBackup, BackupInProgess `
| Sort-Object -Property Server, StorageGroupName, Name `
| Format-Table -AutoSize
http://smtpport25.wordpress.com/2009/10/06/powershell-to-get-exchange-mailbox-database-and-public-backup-status-report/
Regards,
Krishna
http://smtpport25.wordpress.com