Technical MIME Specification & Web Server Guide

image/jpeg

Technical overview, official IANA specification, header magic bytes, and server configuration snippets for .JPEG files (Joint Photographic Experts Group Image).

File Extension

.jpeg

Content-Type Header

image/jpeg

Format Category

Images

Standard Specification

ISO/IEC 10918-1

Description & Usage

Alternative extension for JPEG image format containing EXIF camera capture metadata.

HTTP Server Content-Type Configuration Code

# Nginx mime.types configuration for .jpeg
types {
    image/jpeg    jpeg;
}

OS Compatibility Matrix

Windows

macOS

Linux

Android

iOS

Want to test header signatures or binary files?

Run binary magic byte inspection in Magic Byte Detector.

Frequently Asked Questions

The official MIME content type for .jpeg files is "image/jpeg". Web servers use this header to instruct browsers how to render or process .jpeg data.