.mbox Mailbox file
Text & source code
| MIME type | application/mbox |
|---|---|
| Description | Mailbox file |
| Category | Text & source code |
| Signature (magic bytes) | 46 72 6F 6D 20 (From ) |
| Based on | text/plain |
Frequently asked questions
What is a .mbox file?
A .mbox file is a “Mailbox file” (MIME type application/mbox).
How do I open a .mbox file?
With any text editor – Notepad++, Visual Studio Code, or gedit and vim on Linux. The file contains readable text, possibly source code or configuration.
How can you tell a genuine .mbox file?
By the bytes at the start of the file, the signature (magic bytes): 46 72 6F 6D 20 (From ). On Linux and macOS, file --mime-type example.mbox checks the real type regardless of the extension.
Which format is .mbox based on?
Technically a .mbox file is a subtype of “Plain text document” (text/plain), so programs for that base format can often read it too.
Which MIME type belongs to .mbox?
The MIME type is application/mbox. In the Apache web server: AddType application/mbox .mbox; in nginx: types { application/mbox mbox; }.