Microsoft 365 Reports

Office 365 Mailbox Usage Reports: Mail Attachment Size Reports

Organizations using different license plans of Office 365 must take into account how large users mailbox are likely to become. This is important for capacity planning. For example, if a company’s business requires that users send and receive large attachments, say Engineering drawings or presentations related to projects, then mailboxes can quickly grow in size. Office 365 Mailbox sizes and quotas are usually determined by the size of the attachments in mails over a period of time. A complete analysis of users mailbox attachments and their sizes will help in planning mailbox capacities and mailbox growth.The following Office 365 mail attachment reports give interesting insights on attachment sizes that are very useful to administrators from time to time.

Mail Count by Attachment

This report shows the list the count of attachment mails. Other information like Mailbox Name, E-mail Address, Folder Path, Folder Name, Type, Total Attachment Count are also shown in this report.
Mail Count by Attachment

Attachment by Subject

Attachment by Subject

This report shows the list the count of attachment mails based on subject. Other information like Mailbox Name, E-mail Address, Folder Path, Folder Name, Type, Message Subject, Total Message Count, Total Message Size(KB) are also displayed in this report.

Attachment by File Name

Attachment by File Name report shows the total count of mail items based on the attachments. This report helps you to easily identify the volume of mail items based on the attachment file name.
Report about File Names Attached in Office 365 Mail

Attachment by File Type

Attachment by File Type

This report gives you the list the count of attachment mails based on file type. Other information like Mailbox Name, E-mail Address, Folder Path, Folder Name, Type, Message Subject, Message Size(KB), Attachment File Name, Attachment File Extension, Attachment Size(KB) can also be viewed.

Attachment by File Size

This report provides the list the size of attachment mails based on file size. Other information like Mailbox Name, E-mail Address, Folder Path, Folder Name, Type, Message Subject, Message Size(KB), Attachment File Name, Attachment Size(KB) can also be viewed.
Attachment by File Size

Attachment by File Type

Mail Attachments Summary

This report shows you the list the total count of attachment mails. Other information like Mailbox Name, E-mail Address, Folder Path, Total Attachment Count and Total Attachment Size(KB) are also shown in this report.