[Powershell script]-Get Message sent statistics from a mailbox in office 365

This script provides statistics of email messages sent each day from a mailbox within the specific time frame, default is last one week, you can fetch up to 13 days stats. import the script as function in the PowerShell session and the use as showing below.

Output example:

GetMsgSentStatistics -SenderEmailAddress labadmin@lab365.in -DaysofActivity 10

Name Count
---- -----
15-04-2020 5015
14-04-2020 3118
13-04-2020 4758
12-04-2020 550
11-04-2020 670
10-04-2020 5741
09-04-2020 6516
08-04-2020 7346
07-04-2020 8103
06-04-2020 3183

Download From GitHub

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Get-MessagesSentStatistics -SenderEmailAddress user@domain.com -DaysofActivity 5

Use Switch "-GetSentToDomainStats" to includes stats for email sent to domains

Get-MessagesSentStatistics -SenderEmailAddress user@domain.com -DaysofActivity 5 -GetSentToDomainStats

Use Switch "-ShowProgress" will show progress while the script is running.

Get-MessagesSentStatistics -SenderEmailAddress user@domain.com -DaysofActivity 5 -GetSentToDomainStats -ShowProgress

Use Switch "-DeepAnalysis" to include the message sent per minute, also include the top domain by default.

Get-MessagesSentStatistics -SenderEmailAddress user@domain.com -DaysofActivity 5 -DeepAnalysis -ShowProgress