MBOX is one of the most common file formats for storing email messages.
A single MBOX file contains multiple email messages in a concatenated manner. In MBOX every single message is separated by “FROM header”. There are many ways to open an MBOX file such as using email clients, free MBOX viewer apps, etc.
Types of Views:
Message Header view
All these views are available through the MBOX viewer application. This is a free software to open and view MBOX files without any external application.
Normal view: It is the simple format for email such as
Hex view: It is a standard numerical format for representing binary data (0 and 1). There are total 16 Hex digits 0-9 and A-F(represents 10-15). Every Hex digit contains 4 bits and two Hex digits combines to become one byte.
view: It contains almost every
information about an email such as:
Message class- It’s like a container which holds different text messages.
Message Header ID- It is an identifier of an email.
Message size- the size of an email in bytes.
MD5- Most common hash algorithm for emails.
Body- Content of an email.
HTML Body- Content of an
email in HTML(Hyper Text Markup Language).
RTF- Rich Text Format is a
proprietary document file format.
Content-Type- It is used to indicate the media type of resource.
Message ID- It is a unique identifier for a digital message.
Return path- It is the email source address(also known as bounce address).
X-Mailer – It is set by the sending program and describes the Mail client.
X-Priority – Email Importance(1 is common, 3 is normal and 5 is lowest).
It contain the information about header of email:
Internet Mail Extensions) is an Internet standard that extends the
format of email message to support text in character sets other than
ASCII and attachments of image, video, audio and application program.
Hyper Text Markup Language used to make websites. It represent email
in HTML language(.htm).
RTF view: Rich Text Format is a proprietary document file format with published specification developed by Microsoft Corporation(.rtx). It represents an email in RTF file format.
represents the attachments of an email such as:
NOTE: In addition to view MBOX file, if you also want to export emails, you can use MBOX converter tool. It supports conversion to PDF, PST, EML, MSG, NSF, HTML.